
A non-toxic coffee maker avoids materials (common in traditional brewers) that leach toxins when exposed to heat, acids, or wear.
For example, BPA in plastic leaches into hot and acidic coffee 55x faster than cool water. Other risks include BPS, BPF, or phthalates (common in “BPA-free” plastic), lead, and exposed heating coils – all of which may release hormone disruptors or metals over time.
So, this guide explores the safest brewer types and what makes a coffee maker truly non-toxic— In short, they use safe, non-reactive materials like stainless steel, glass, and certified ceramics. The goal: ensure hot coffee never touches unsafe components.
We detail these criteria below, then review the best plastic-free coffee makers that meet it. Or, jump straight to our top pick here!
Let’s dive in!
Medically fact-checked by Dr. Ahmad Alsayes, MBBS
- Best Non-Toxic Coffee Makers: Quick Picks
- Coffee Maker Materials & Components to Avoid
- What Makes a Coffee Maker Non-Toxic? Safest Materials & Brewer Types
- Best Totally Plastic-Free Coffee Makers for Each Brewing Method
- Types of Filters & Their Impacts on Brew Safety (& Flavor)
- How we Chose our Picks: Testing & Evaluation
- How to Properly Maintain Your Brewer to Ensure Safety
- Reducing Risk When Using a Coffee Maker with Plastic Parts
- Recap & Final Thoughts on Choosing Your Brewer
Best Non-Toxic Coffee Makers (No Plastic Contact): Quick Picks
1. Best Overall: Presto All-Stainless Steel Percolator [Check Price]
2. Best-Tasting Drip Coffee Maker: Technivorm Stainless/ Glass Drip Machine [Check Price]
3. Safest Non-Toxic Drip Coffee Maker: Bunn All-Stainless Drip Machine [Check Price]
4. Best Non-Toxic Espresso Machine: Breville BES870XL Stainless Espresso Maker [Check Price]
5. Best Non-Toxic Pour-Over: Chemex Borosilicate Glass Brewer [Check Price]
6. Most Portable Brewer: Hario Ceramic Pour-Over Dripper [Check Price]
7. Best Stovetop Percolator: Farberware All-Stainless Yosemite [Check Price]
8. Best Stovetop Espresso: Grosche Milano All-Stainless Moka Pot [Check Price]
9. Best Non-Toxic French Press: Kitchen Supreme Borosilicate/ Stainless Press [Check Price]
10. Most Durable French Press: Mueller Insulated All-Stainless Press [Check Price]
11. Best Cold Brewer: Cafe Du Chateau Glass/ Stainless Brewer [Check Price]
Coffee Maker Materials & Components to Avoid
Certain brewers have hidden risks, slowly leaching metals and chemicals into hot coffee over time. Now, using the wrong brewer won’t unravel your health, but it can chip away at your well-being.
Here’s what to avoid in a non-toxic coffee maker:

Or, continue reading for extra detail on each risk:
Bisphenols in Plastic Parts & Coffee Pods (BPA, BPS, BPF):
Is “BPA-free” Plastic Really Safer? Not Exactly
“BPA-free” plastics often contain the Bisphenols BPS or BPF, which can still disrupt hormones. A 2020 study found that BPA-free coffee pods leach endocrine-disrupting BPF, benzophenone, and phthalates into brews. So, all plastic poses risks to health and the environment when brewing. It’s best to choose 100% plastic-free coffee makers.
Exposed Aluminum Heating Elements (in Electric Brewers):
Most electric brewers today use hidden heating elements. However, some use exposed aluminum coils, a reactive metal that can leach into coffee. Scientists say this is safe for most (unless you have kidney issues), but it can affect flavor. Stainless steel heaters are a safer bet if exposed. Still, both can accumulate limescale, so regular cleaning is vital for flavor and safety.
PFAS Non-Stick Coatings (PTFE, PFOA, etc.):
PTFE (Teflon) may coat parts of the brewer, like warming plates or aluminum heating coils, to reduce leaching and simplify cleanup. However, PTFE can release toxic PFOA fumes at high temperatures, which have been linked to certain cancers. Even its replacement in “PFOA-free” coatings (GenX) carries similar risks. Why? All are PFAS chemicals, and PFAS are linked to cancer, high blood pressure, and immense environmental pollution.
Lead & Cadmium in Risky Ceramics & Piping:
Old, low-quality ceramics and specific components in automatic brewers may contain lead or cadmium, often in brass or bronze water heating and dispensing elements. The Princeton’s EHS found these metals can leach into hot coffee, posing health risks even at low levels. Opt for NSF or Prop 65-certified ceramics to avoid this risk. For drip brewers, stainless steel tubing with hidden heating elements is safest.
What Makes a Coffee Maker Non-Toxic? Safest Materials & Brewer Types
5 Criteria of Non-Toxic Coffee Makers:
- Material Safety & Flavor Protection: Must be plastic- & PFAS-free on hot coffee contact surfaces. Piping & baskets should be stainless steel; ceramics need Prop 65 compliance.
- Free from PFAS Chemicals: No non-stick coatings (even “PFOA-free”) on water contact surfaces.
- No Exposed Heating Elements: Electric brewers should have hidden heating elements that won’t leach or alter flavors.
- Temperature Resistance: Materials touching water must remain stable at high temperatures to prevent leaching.
- Ease of Cleaning: Design & materials should simplify cleaning & descaling to prevent mineral buildup.
Cleanest Coffee Maker Materials
18/8 or 18/10 Stainless Steel: Durable, heat-tolerant, and non-reactive stainless steel won’t alter flavor, even with acidic brews. It efficiently retains heat well and is found in carafes, heaters, and brew baskets. Steel is also infinitely recyclable and eco-friendly.
- But, stainless steel can leach nickel if scratched – those allergic to it should use caution. For safety, avoid 201-grade steel (rusts too easily) and descale regularly.
Borosilicate Glass: Perfect for coffee because it’s highly resistant to chemicals and heat. It’s used mainly in carafes and reservoirs and is easy to descale, ensuring pure flavor without leaching metals if scratched. Like steel, it’s infinitely recyclable and highly sustainable.
- For safety, avoid soda lime (cracks too easily from heat) and tinted glass due to lead risk.
Prop 65-Certified Ceramic: Non-reactive like glass, ceramic never leaches or alters flavor. However, its greater heat retention improves efficiency and flavor extraction. It’s mainly found in carafes or pour-overs due to its weight.
- For safety, ensure the ceramic is Prop-65-certified to avoid lead risks and avoid abrasives to protect the glaze. Stick to plain white glazes over reds, oranges, and yellows.
Safest Brewing Methods: Manual Vs. Automatic Coffee Makers

*A Note on Automatic Coffee Makers
Manual brewers, like pour-overs and French presses, are safer and more durable, with fewer parts that could break or leach toxins.
While auto machines are more convenient, they often involve plastic parts and heating elements that risk leaching unhealthy chemicals or metals.
Now, finding 100% plastic-free drip coffee makers is like finding the tooth fairy. However, it doesn’t have to be 100% plastic-free… Only the parts that touch hot water and coffee should avoid plastic and other risky materials. Handles, buttons, and outer shells are okay.
That said, all-stainless percolators (like Presto below), offer the closest thing to completely plastic-free automatic brewing.
Best Totally Plastic-Free Coffee Makers for Each Brewing Method
Click the brewer type below to jump to that group’s top picks:
- Best Automatic (Drip, Perc, Espresso)
- Best Pour-Over
- Best Stovetop Brewers (Perc, Espresso)
- Best French Press
- Best Cold Brewer
Best Automatic Coffee Makers
Many guides list plenty of “plastic-free” machines, but most contain hidden plastic in areas not seen in photos. Examples include brew baskets, tubing, lid undersides, carafe rims, etc.
So, the four machines below demand some compromise. Except for the Technivorm (#2), they aren’t your typical household drip brewers.
But, they do reliably brew full coffee pots without exposing hot water or coffee to plastic.
1. Top Pick: Presto All-Stainless Steel Electric Percolator
- Materials: 100% 18/8 stainless steel inside & out.
- Brewer Type: Electric percolator with hidden stainless steel heating element.
- Size & Brewing Capacity: 13.1″ H x 6.2″ W; 2.9 lbs | Brews 2 – 12 cups.
- Main Pro: The closest thing to a 100% plastic-free drip coffee maker; automated, healthy brewing with zero plastic.
- Main Con: Does not have a timer delay setting & the base is not dishwasher-safe.
- Price (when published): $65.59 [Check Latest]
- Reliable design with the durability to last for years.
- Cool-touch handle for a comfortable pour.
- No need for paper filters.
- Convenient volume markings inside the pot.
- Very easy to use – just plug it in.
- The indicator light notifies you when your coffee is ready.
- Doubles as an insulated, plastic-free coffee pot for table serving. Or, leave it plugged in to maintain a freshly brewed temperature.
- Dishwasher-safe; or can use a toothbrush or pipe cleaner for the perc tube & spout.
- Best non-toxic percolator for travel: Not bulky; easy to bring to the hotel.
- 1-year warranty.
- No auto shut-off or power switch (you have to remember to unplug the unit).
- I find it difficult to see the volume markings inside the pot without shining a light. Pre-measuring water is an easy fix.
- The pot itself is not dishwasher-safe due to its heating base.
For cafe-style flavor with automatic convenience, Presto’s percolator shines. Unlike drip machines, it recirculates water through grounds for a bolder flavor. With an all-stainless steel interior and filter, no plastic or flavor-robbing paper filters touch your brew.
Setup is simple— fill the pot, add your grounds, and plug it in to start brewing. Though it lacks a start button or timer, this simplicity means fewer parts to break. And this thing brews fast, about a minute per cup, making 2 to 12 cups at a time.
Cleanup is straightforward: the filter and tube are dishwasher-safe. The pot isn’t due to its heating base, but its wide top makes hand washing easy.
It’s my top choice due to its affordable price, automatic convenience, and cafe-like flavor. I use mine every day.
2. Technivorm Moccamaster Drip Coffee Maker
- Materials: Glass, 18/8 stainless steel & plastic brew basket (the only one on this page).
- Brewer Type: Automatic drip coffee maker with hidden copper heating element.
- Size & Brewing Capacity: 6.75″D x 11.5″W x 13″H; 6.26 lbs | Brews 32 oz pots.
- Main Pro: A standard household drip coffee maker with almost zero plastic contact & excellent flavor, rivaling percolated coffee.
- Main Con: The brew basket is plastic (the only part), but it’s free from all Bisphenols, including BPS & BPF.
- Price (when published): $329 [Check Latest]
- Coffee has virtually no contact with plastic throughout the brew.
- Brews 32oz (8 cups) in 4-6 minutes, great for people in a rush.
- Confusion-free on/off switches for the brewer & adjustable hot plate.
- The heater switches off when the water tank empties for safety. The hot plate shuts off after 100 minutes, saving electricity.
- An adjustable brew basket to slow water flow, producing more robust coffee.
- Pairs with natural chemical-free coffee filters & reusable mesh.
- Various options to choose from.
- The insulated stainless steel carafe keeps coffee hot & has less plastic than the glass version.
- 5-year warranty.
- High price tag.
- The inside of the brew basket is plastic (see above description).
Handcrafted in the Netherlands, the Technivorm combines stainless steel and glass for classic automatic drip brewing. While its water reservoir and filter basket are plastic (the only one here), they’re 100% Bisphenol-free. And only cold water touches the reservoir.
When activated, cold water rushes from the reservoir to a stainless steel-wrapped copper heater. There, it reaches an ideal 196-205°F within seconds…
Hot water then shoots up and across a glass tube and pours over the grounds. (Hot water only touches the brew basket briefly, making it safer than most drip machines.)
The result? A near-perfect brew, earning a “golden cup” rating by the SCA for excellent flavor extraction. Cleanup is hand wash-only, but a bottle brush helps with the reservoir.
While pricey, this brewer offers a high-performance drip coffee maker with minimal plastic contact. For a 100% plastic-free alternative, consider Presto or Bunn.
3. Bunn VP17-1SS All-Stainless Steel Drip Coffee Maker
- Materials: 100% 18/8 stainless steel (paired with the steel funnel assembly).
- Brewer Type: Automatic drip coffee maker with hidden stainless steel heating element.
- Size & Brewing Capacity: 17.7″ D x 8″ W x 17.8″ H; 24 lbs | Brews 64 oz for multiple servings.
- Main Pro: Truly 100% plastic-free automatic drip coffee maker, aside from a plastic basket handle & control panel.
- Main Con: Big, heavy, & unsightly – “commercial-looking.”
- Price (when published): $420 [Check Latest]
- 100% stainless steel coffee maker with no plastic parts, unlike other auto drippers
- Turbo-charged brewing; 12 cups in 2-3 minutes.
- Built like a tank: This is the last coffee maker you’ll ever need, saving you hundreds of dollars later.
- No confusing controls or steep learning curve: Pour water in the top & out comes your coffee.
- Made in the USA!
- Rugged, portable design without plumbing – bring to a party & brew up to 3.8 gallons per hour.
- Big & heavy; make sure you have the counter space so you don’t need to move it frequently.
- Not very attractive; commercial-looking.
- Pricey.
- Steel filter basket & glass carafe not included (sold separately).
Bunn’s US-made VP17-1SS is the only true plastic-free drip coffee maker. It’s made entirely of stainless steel, including the internals, so plastic touches water, steam, or coffee. The only plastic part is the filter basket, but you can get Bunn’s all-stainless basket separately.
Aside from its safety, Bunn’s speed and reliable simplicity are standout features—
Fill the stainless steel tank, flip the switch, and get 12 cups in 2-3 minutes! An external carafe heater keeps coffee hot. Built for commercial use, it’s rugged and likely the last you’ll ever buy.
Maintenance is easy: the steel basket is dishwasher-safe, and the rest wipes clean. Just remember to unplug the unit first, as water stays hot when plugged in.
While pricey, the Bunn VP17-1SS offers fast, excellent drip coffee with top-tier safety and extreme durability.
4. Breville BES870XL Automatic Espresso Machine
- Materials: Almost entirely 18/8 stainless steel (plastic coffee bean holder & grind funnel).
- Brewer Type. Automatic espresso, latte, cappuccino & Americano machine with hidden stainless steel heating element.
- Size & Brewing Capacity: 13.8″D x 12.5″W x 16″H; 22 lbs | 67 oz tank capacity & 1/2 lb bean hopper.
- Main Pro: Cafe-style drinks at home with set & forget function & no plastic touching coffee.
- Main Con: Heavy, expensive & doesn’t brew full pots of traditional drip coffee.
- Price (when published): $689.95 [Check Latest]
- Convenient all-in-one design: A built-in grinder feeds directly into the portafilter to save time & counter space.
- Includes four brew baskets, which differ in size & flow depending on brewing espresso, lattes, cappuccinos, etc.
- Rugged & reliable construction for years of consistent performance, even with daily use.
- Adjustable grind size & pressure for tailored espresso, making it easy for beginners to achieve barista-quality results.
- Heats up in under two minutes for fast espresso & steamed milk preparation, perfect for busy mornings.
- Large & heavy (22 lbs); it’s best for a dedicated countertop spot.
- Requires frequent adjustments for grind size & tamping; steeper learning curve.
- Some issues with water pooling in the drip tray.
- Mixed signals with the grinder’s reliability; it usually works fine, but some users found it to malfunction over time.
Breville’s BES870XL combines stainless steel construction with high-quality espresso-making.
All parts contacting hot water or coffee are stainless steel—like the filters, heater, and brew baskets. Only non-heated parts, such as the bean holder and grind funnel, are plastic. This design prevents leaching and keeps flavors pure.
Just fill the half-pound bean hopper, adjust the grind size, and let the machine’s pre-infusion and temperature control optimize pressure and flavor extraction. The result is a rich brew without any bitterness. Plus, the steam wand textures milk perfectly for cafe-quality lattes and cappuccinos at home.
Cleanup is easy with dishwasher-safe stainless parts, and Breville includes tools for easy descaling.
Though a bit pricey and bulky, its durability, quality, and non-toxic design make it a great investment for serious coffee drinkers. Just make sure you have the counter space!
Best Manual Pour-Over Brewers
Pour-over brewers offer reliability and safety with minimal parts and materials.
Just place a filter, add fresh grounds, and pour hot water! The key is proper water temperature and a steady pour, so pairing your pour-over with an adjustable gooseneck kettle is ideal.
You also get more control over flavor than drip machines. For example, you can customize your brew’s taste and strength by adjusting your coffee grind size and pour:
- For more potent brews: Use a finer coffee grind (table salt-sized) and slow your pour.
- For a lighter brew: Use a coarser grind (raw sugar-sized) or fewer grounds altogether and pour faster.
For recommendations on safe, plastic-free kettles with temperature settings, check our Non-Toxic Tea Kettle Guide.
5. Chemex Borosilicate Glass Pour-Over Coffee Maker
- Materials: 100% borosilicate glass.
- Brewer Type: Manual pour-over coffee maker; requires heating water with a kettle.
- Size & Brewing Capacity: 9 1/8″ H x 5″ W; 1.3 lbs | Brews 40 oz of coffee.
- Main Pro: Beautiful design with clean, all-glass construction & optimized shape for maximum flavor extraction.
- Main Con: It takes some practice to get good at & can break if dropped.
- Price (when published): $48.93 [Check Latest]
- Made in the USA.
- 5-star rated; recognized & awarded by the scientific, art, & design communities.
- Borosilicate glass: Highly stain & shock-resistant; doesn’t crack from sudden temperature changes.
- Brews five 8 oz servings (40 oz) in 10-20 minutes.
- Also great for iced tea & iced coffee.
- Wipes clean in seconds: Remove the wooden handle & hand wash, or slip your Chemex into the dishwasher.
- 30-day money-back guarantee.
- Can shatter if dropped.
- Loses heat through the top.
- More time-consuming than automatic brewers – not ideal for quick cups on busy mornings. But if coffee flavor is your #1 focus, you can’t beat it.
The plastic-free Chemex is a top pick for hands-on coffee lovers. Made in the U.S. from non-tinted borosilicate glass, it’s lead-free (Prop 65) and resists thermal shock, making it ideal for hot brewing.
And the brew quality is epic, thanks to its unique shape and the heat retention of glass, which helps with flavor extraction. Its design also traps individual flavor notes lost in other designs. Pair it with an adjustable kettle, a natural filter, and fresh grounds, and you’ll rival any coffeehouse from your kitchen.
For a more eco-friendly brew, consider a reusable stainless steel filter (I use this one). Bodum’s similar pour-over brewer also includes one at a lower price.
Cleaning is easy—remove the wooden collar and slip it in the dishwasher.
6. Hario V60 Pour-Over Ceramic Coffee Maker (Size 02)
- Materials: 100% Prop 65-certified Japanese ceramic.
- Brewer Type: Manual pour-over coffee maker; requires heating water with a kettle.
- Size & Brewing Capacity: 5.5″ H x 4.7″ W; 1 lb | Size 02 model brews up to 4 cups. Size 01 available for smaller 2-cup servings.
- Main Pro: Portable, inexpensive & features excellent heat retention & design for reliable flavor extraction.
- Main Con: It can chip & potentially shatter if dropped.
- Price (when published): $24.50 [Check Latest]
- Solid ceramic keeps the temperature steady for perfect coffee extraction.
- Compatible with reusable steel filters.
- K-Cup pod alternative: Set the dripper on your mug for a quick cup.
- Versatility: Brew a single serving straight into your mug or use a carafe for multiple people.
- Holds 300 ml of coffee grounds; brews 2-4 cups in 2-5 minutes (time dependent on grind size).
- Dishwasher-safe.
- Available in red or white ceramic designs, though I recommend sticking to white for maximum safety.
- Breakable
- It’s not see-through, so you’ll have to pre-measure water before you pour to prevent overflowing.
- It does not hold brewed coffee; you need a separate kettle, carafe, or mug.
The Japanese-made Hario V60 offers a 100% plastic-free, portable pour-over solution.
Its Prop 65-certified, lead-free ceramic design retains heat as you brew. This ensures a more even extraction while blooming. Also, the funnel’s spiral ribs pull out vibrant floral or fruity notes as it drips down, making for a rich, clean brew.
This dripper fits directly onto any mug; I like to think of it as a single-serve, plastic-free coffee pod with a much bolder flavor. For larger servings, pair it with Hario’s glass carafe.
Though it requires a separate kettle and some practice, mastering the Hario pour-over is very satisfying. Afterward, rinse it out or place it in the dishwasher; no disassembly is needed!
Best Manual Stovetop Coffee Makers
Stovetop coffee makers—like percolators, espresso pots, and vacuum brewers—are among the simplest, safest, and most reliable options.
Like pour-over brewers, they’re often made from a single, non-toxic material with few components.
But instead of heating elements, they rely on heat from stove tops, campfires, and propane stoves. This makes them ideal for power outages or camping (I bring one on every trip!).
Plus, without heating elements, there’s no tedious limescale buildup to worry about. As a result, stovetop brewers are easier to maintain and longer-lasting.
7. Farberware All-Stainless Yosemite Stovetop Percolator
- Materials: 18/8 stainless steel inside & out, with only a stay-cool plastic handle sleeve.
- Brewer Type: Stovetop percolator coffee maker; compatible with all cooktops, including induction.
- Size & Brewing Capacity: 10.8″ H x 7.3″ W; 2.5 lbs | Brews 12 cups (cheaper 8-cup version available)
- Main Pro: Versatile & reliable stovetop percolator that works on any heat source; easier to maintain due to no heating element.
- Main Con: It’s not “set-&-forget” like Presto’s electric percolator; it demands monitoring.
- Price (when published): $56.62 [Check Latest]
- Lifelong durability – 100% mirror-polished steel body.
- Doesn’t need electricity: Keep the Yosemite as a backup for power outages. Great for camping, too. I have a similar model that accompanies me on each outing.
- Brews 4-12 cups in as little as four minutes.
- No need for filters: Use the permanent filter basket to maximize flavor & save moola on disposables.
- Works on grills & all stovetops, including induction.
- 100% immersible & dishwasher-safe for easy cleanup.
- See-through glass knob to track brew progress.
- Lifetime Warranty.
- There’s a lip at the top of the pot where coffee grounds can collect, though it’s easy to rinse.
- Plastic handle.
- The glass knob can break under rough usage or drops. Be mindful of the knob during transport.
The Yosemite percolator works like the Presto, minus relying on electric heating elements that can burn out.
Made inside and out from durable 18/8 stainless steel, it ensures clean, untainted brews and preserves flavor. The glass knob allows you to track brewing progress.
Operation is simple: add water and grounds to the steel filter and heat on medium. Once coffee-colored bubbles appear through the glass knob, reduce heat and brew for another 4-6 minutes. Done! It’s versatile enough to brew smaller amounts, too; I often do four cups while solo camping.
Cleanup is easy—rinse or run through the dishwasher, as all parts are dishwasher-safe, even the pot itself (no electronics!). At under $50, this sturdy, versatile, and safe percolator is a great option to have on hand.
8. Grosche Milano All-Stainless Stovetop Espresso Pot
- Materials: 100% 18/8 stainless steel, including handle & lid hinge, with a silicone seal.
- Brewer Type: Stovetop espresso/ moka pot; works on all stoves, including induction.
- Size & Brewing Capacity: 5.9” W x 9.4” H; 1.8 lbs | Brews 10.1 oz of espresso (16.9 oz option available)
- Main Pro: Robust Italian-made pressure valve & all-stainless design for reliable brewing performance, safety, & longevity.
- Main Con: Does not brew espresso as strong as a dedicated machine like the Breville.
- Price (when published): $62.99 [Check Latest]
- 100% stainless steel construction: All-metal coffee maker built to last forever.
- Steel filter basket to save money on paper filters & better protect flavor.
- Brews 10.1 oz of Moka in 5 minutes – rated for six espresso cups.
- Precise, non-drip spout.
- High-quality safety valve crafted in Italy, so your pot won’t explode like a hand grenade (the safety valve is the most critical part).
- Works on all stovetops, including induction.
- Dishwasher-safe.
- Requires no electricity – use during power outages & take it camping!
- I find the lid’s steel hinge is a bit delicate, so be gentle when opening & closing.
- The solid steel handle can get hot.
- The steel lid gets hot, so use caution when lifting the lid to peek inside mid-brew.
Unlike most aluminum stovetop espresso pots, the Milano is entirely stainless steel, including the lid, filter, and handle. This ensures longevity and avoids melting, common in aluminum models with plastic handles.
Now, stovetop espresso makers don’t match the potency of high-pressure machines. But, they brew stronger coffee than drip, pour-over, or French press methods. This is due to how it works—
It operates like a stovetop percolator, with water in the bottom and grounds in the stainless steel filter. But it differs with its Italian-made pressure valve, which builds steam pressure to extract deeper flavors and higher caffeine!
With 100% steel construction, the Milano is induction-compatible and dishwasher-safe, unlike other models.
Best French Presses
A French press works by steeping medium-coarse grounds in hot water and pressing them through the filter with a plunger.
Most French presses contain some plastic, including the popular Bodum and Cafe Du Chateau. They are nearly plastic-free but sneak in small plastic lid strainers where hot coffee passes through.
But Kitchen Supreme and Mueller’s presses below are genuinely 100% plastic-free.
9. Kitchen Supreme Glass/ Stainless Steel French Press
- Materials: 100% plastic-free. Made entirely from 18/8 stainless steel & double-layered borosilicate glass.
- Brewer Type: Manual French press; requires heating water with a kettle.
- Size & Brewing Capacity: 7.1” L (including handle) x 6.1” W x 11.4” H; 1.8 lbs | 34 oz capacity
- Main Pro: Classic French press with zero plastic; extra durable design with borosilicate glass carafe & stainless steel frame.
- Main Con: It can still break if dropped; not as good as Mueller below for travel.
- Price (when published): $45.99 [Check Latest]
- 100% plastic-free: Solid stainless & shock-resistant borosilicate glass.
- Innovative 4-layer filter with multiple stainless steel screens prevents grounds from slipping into coffee.
- Produces a robust coffee flavor that far surpasses drip machines.
- It won’t leach nickel if scratched; it’s a great choice if you’re allergic.
- The steel outer shell protects the glass if you bump your press
- The steel handle stays cool thanks to its distance from the carafe.
- Dishwasher-safe with easy disassembly.
- 3-year warranty & outstanding customer support.
- I found the stainless steel housing & filter edges to be a bit sharp. Use caution when hand washing.
- Grounds can get trapped between the glass & metal frame, which can be tedious to clean.
- Although borosilicate, it can still break if dropped.
- The lid doesn’t fit as snugly as I would’ve liked. It doesn’t make much difference in use but can cause faster heat loss for second servings.
Kitchen Supreme’s French press is the only glass model with a stainless steel collar. Featuring a borosilicate glass carafe and a stainless steel plunger, lid, filter, and frame, it’s durable and 100% plastic-free.
The German-made glass is non-reactive and holds heat better than steel, helping extract and preserve flavors. It won’t leach nickel (or anything) if scratched.
But the real standout is its extra-dense, 4-layer filter system. It doesn’t need paper filters, yet catches every speck for a smooth, grit-free cup rich with flavor oils.
Cleanup is easy, though grounds may get stuck between the glass and metal frame. Fortunately, the press disassembles quickly, and all parts are dishwasher-safe. For under $50, it’s a great deal for anyone who loves flavorful (and plastic-free) French press coffee.
10. Mueller Insulated All-Stainless French Press
- Materials: 100% 18/8 stainless steel.
- Brewer Type: Manual French press; requires heating water with a kettle.
- Size & Brewing Capacity: 12.3″ H x 5.1″ W; 2.2 lbs | Brews 34 oz (20 oz available).
- Main Pro: Unbreakable & insulated French press for efficient brewing, flavor extraction, & hot second servings. Great for travel.
- Main Con: You cannot monitor steeping progress like glass options.
- Price (when published): $32.24 [Check Latest]
- 100% stainless steel – no plastic or breaks. You’ll save cash on replacements.
- Brews 34 oz in 3-5 minutes.
- A more eco-friendly coffee maker, as it maintains coffee temperature longer without having to reheat.
- 4-layer stainless steel filter for velvety smooth French press coffee.
- Comfortable steel handle that stays cool to the touch.
- Easy to clean: Take the press apart & throw its pieces in the dishwasher.
- Free bonuses: Includes two stainless steel screens & a travel canister for coffee grinds.
- 2-year warranty.
- Like the above press, I noticed these filter disks have sharp edges. Use caution while handwashing.
- The branding (Mueller Austria) appears like this press is Austrian-made. But it’s made in China. Some buyers felt duped, so now you know!
Mueller’s French press is made entirely of stainless steel, including the plunger, filter system, handle, and lid, with no plastic collars touching coffee. Unlike glass designs, it’s perfect for travelers and campers since it can handle countless drops without damage.
Beyond safety and durability, its double-walled insulation prevents water from cooling while it steeps, providing better extraction and a richer flavor. Your second cup stays hot like the first, while the exterior and handle stay cool.
Like Kitchen Supreme, Mueller’s 4-layer filter removes the need for paper filters and delivers smooth, grit-free coffee. Cleaning is easy with simple disassembly, and all parts are dishwasher-safe.
At under $30, it’s an excellent value for a non-toxic, durable, and long-lasting French press.
Best Cold Brewer
Cold brewers are the easiest of all to use—
Add coffee grounds to the mesh filter, then fill the carafe with cool water. Close the lid and chuck it in your fridge to steep for 12-24 hours.
Cold brewing is also among the least risky ways to brew coffee. Coffee is acidic regardless, but the lack of heat involved presents a lower leaching risk.
That said, it doesn’t matter anyway with the option below, as it’s entirely glass and stainless steel.
11. Cafe Du Chateau Glass/ Stainless Cold Brew Coffee Maker
- Materials: 18/8 stainless steel, borosilicate glass & food-grade silicone.
- Brewer Type: Manual cold brewer; requires a fridge only.
- Size & Brewing Capacity: 8.5″ H x 6.3″ W; 1.75 lbs | Brews 34 oz
- Main Pro: Innovative silicone lid seal, filter system, & all-glass carafe for reliable & clean flavor extraction.
- Main Con: Can break if dropped.
- Price (when published): $33.94 [Check Latest]
- Versatile & resilient – able to store in the fridge for two weeks; won’t crack from temperature changes. The steel outer shell protects the glass from cracks.
- Superfine stainless steel mesh filter for perfect extraction, free from particles & plastic taste.
- Innovative two-stage airtight silicone seal to maximize freshness.
- Comfortable steel handle for easy pouring.
- Requires no heat – only water, coffee, a fridge & patience!
- Dishwasher-safe. Also, the lid, filter, glass carafe, & steel housing come apart to hand wash.
- Lifetime warranty.
- The stainless steel edges are rather sharp. So, use caution while handling.
- The filter takes up space in the carafe. So you’re not getting the full 34 oz of coffee – more like 29-30 oz.
- Can break if dropped.
Cafe Du Chateau’s cold brewer is 100% plastic-free. With a borosilicate glass pot and stainless steel frame and filter, no reactive materials touch your coffee.
Beyond safety, this cold brewer’s innovative lid and filter separates it from the rest:
The lid’s dual, airtight silicone seal keeps the brewing environment sealed, preserving delicate flavors lost through evaporation. The superfine steel mesh filter extracts every bit of flavor without plastic interference.
The result? A smooth, non-bitter, and full-bodied brew with high caffeine content. Just note that steeping takes at least 12 hours, with a 24-hour steep for the most potent brew.
Cleanup is straightforward, as all parts (lid, silicone seals, steel filter, and glass carafe) are dishwasher-safe.
Types of Filters & Their Impacts on Brew Safety (& Flavor)
1. Standard Paper Filters (Bleached Vs. Unbleached):
Bleached paper filters can leach chemicals used in the bleaching process, like dioxins and chlorine. Choosing unbleached paper filters avoids this risk. While paper filters capture much of coffee’s natural oils (giving a cleaner but lighter taste), they can reduce certain cholesterol-raising compounds.
2. Organic Cotton Filters:
Reusable and chemical-free, organic cotton allows more coffee oils to pass through for a richer flavor profile. But, they demand careful cleaning after each use to prevent residue and bacteria buildup that affects coffee flavor.
3. Reusable Stainless Steel Mesh Filters:
My favorite option, stainless steel mesh filters are eco-friendly and durable. They allow maximum oils to pass through for a bold, fuller-bodied flavor. They don’t filter out cafestol, though, which may impact cholesterol. Regular descaling and cleaning prevent buildup that could affect flavor.
In summary: Unbleached paper filters provide a clean, healthy brew with lower health risks. Organic cotton filters offer sustainability and a fuller taste. Stainless steel provides the boldest flavor but needs regular upkeep. Skip bleached filters for the safest cup.
How we Chose Our Picks: Testing & Evaluation
Our coffee maker recommendations above come from my 8 years of sourcing and testing plastic-free kitchenware, mainly stainless steel drinkware. My background in ensuring food and drink safety helps me pinpoint the safest options.
Alongside 15 years of brewing experience, I also learned from my parents, who’ve tried nearly every brewer type over their 45+ years of coffee-making.
After setting this foundation, I studied existing information about non-toxic coffee makers.
I then got my hands on some models to test. My goal was to find brewers that are 100% plastic-free on all water- and steam-contact surfaces, easy to clean, durable, and brew great coffee. I also consulted with brands and reviewed documentation to confirm each product met safety certifications.
With all this in mind, I can confidently say every coffee maker listed here meets our strict non-toxic standards.
How to Properly Maintain Your Coffee Maker to Ensure Safety
To ensure your plastic-free coffee maker lasts, performs well, and stays non-toxic, follow these steps:
1. Choose the Right Soap: Use mild, unscented dish soaps, avoiding harsh chemicals like bleach or ammonia. Antibacterial soaps can also leave residues. Mix castile soap, water, and lemon juice for a DIY solution, or use baking soda for tougher stains. Check out our DIY Non-Toxic Dish Soap Guide for three easy recipes.
2. Use Non-Abrasive Sponges and Brushes: Opt for soft sponges or microfiber cloths to prevent scratching. A long-handled, soft-bristle brush works well for hard-to-reach areas like the neck in coffee carafes or water tanks.
3. Descaling Tips for Removing Mineral Buildup:
- Vinegar & Water Solution: Mix equal parts white vinegar & water to descale glass & stainless-steel coffee makers. Pour the solution into the water reservoir, run a complete brewing cycle & rinse thoroughly with clean water.
- Natural Descaling Alternative: For those sensitive to vinegar odor, try a mixture of lemon juice & water.
- Frequency: Descales every 1-3 months, depending on water hardness & usage.
4. Cleaning an Automatic Coffee Machine:
- Clean the Water Reservoir: Wipe the reservoir with a vinegar-damped cloth to prevent mold buildup after each use. After, wipe with a water-damped cloth, then a dry cloth to rid the vinegar residue.
- Remove Coffee Oil Residue: Use a coffee maker cleaning tablet monthly to flush out oil residue. My favorite thing is to run a cycle of pure vinegar followed by two cycles of distilled water.
5. Routine Maintenance for Longevity: Rinse removable parts daily, schedule a monthly deep clean for descaling, and allow all parts to dry thoroughly to prevent mold (especially in water reservoirs and drip trays).
Reducing Risk When Using a Coffee Maker with Plastic Parts
Perhaps upgrading to a plastic-free coffee maker isn’t in your budget yet.
So, if you have a coffee maker with plastic parts (that touch hot coffee), follow these tips to reduce leaching risk:
- Filter Your Water: Use a quality faucet filter or distilled water to prevent impurities that could break down plastic.
- Regular Descaling. Monthly descaling with a vinegar solution prevents buildup that could increase plastic breakdown.
- Reduce Contact Time: Avoid letting water sit in the plastic reservoir or setting brews overnight to lessen exposure.
- Inspect Plastic Parts: Check plastic for wear regularly & replace degraded parts.
- Switch to Glass & Stainless Steel Accessories: Invest a few bucks in a glass or stainless steel carafe. Consider a reusable plastic-free stainless steel filter to reduce plastic contact with coffee.
Recap & Final Thoughts on Choosing Your Brewer
We covered a lot above, so here’s a quick rundown of the main things to know:
1. Avoid Coffee Makers Where Hot Water and Coffee Touch:
- Plastic parts, even *BPA-free (*plastics free from all Bisphenols, including BPS & BPF, are the least risky)
- Bare reactive aluminum
- PFAS coatings
- Uncertified ceramics from unknown brands.
2. Safest Coffee Makers: Manual brewers (e.g., pour-overs, French presses) made from stainless steel, glass, or Prop-65-certified ceramic.
- Automatic drip & percolator coffee makers are safe if water only touches these three materials.
Final Considerations for Choosing Your Coffee Maker:
- Speed & Convenience: Consider Presto’s electric percolator or auto-drips like Technivorm or Bunn for fast brewing. Also, consider cleaning time; the fewer parts, the easier it is to clean.
- Capacity: Single-serve? Try Hario drippers. To caffeinate a houseful of java heads, go with Presto or the high-capacity Bunn – both brewing 12 cups fast.
- Storage Space: For limited space, skip bulky models like Bunn & Technivorm; a compact pour-over or the narrow Presto percolator may fit better.
- Taste: Cold brewers deliver the smoothest, least-bitter coffee. For the richest, boldest flavors, try a pour-over or French press.
- Strength: Stovetop espresso/ moka pots, cold brewers & French presses offer the most potent brews caffeine-wise, each with its distinct style.
Happy Caffeinating!
P.S. Non-toxic coffee maker, check… Next, finish detoxifying your table with our Guide to Non-Toxic Waffle Makers or Guide to the Safest Cookware Brands, so your waffles and omelettes stay chemical-free!

Hi there! I'm Adam, author and founder of TGL. Since 2016, I've produced and sold non-toxic kitchenware throughout the US. Today, I'm using my passion and experience in sustainable product manufacturing to help families avoid unsafe reusable foodware. When I'm not writing, you'll find me hiking or camping throughout Appalachia!
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