The Best Non-Toxic Kettles: 9 Safe Electric Kettles Reviewed
You might think your cup of tea or coffee is good for you. But that’s true only if you’re using non toxic kettles to make your drink! Here’s why buying a non toxic kettle matters
Originally published: March 2024
Last updated: July 2026
By Chere Di Boscio
It’s soothing, nourishing, and full of warmth. But did you know that when you make a cuppa, you may be ingesting loads of microplastics? Not only because your tea bag may be made of nylon (those pyramid shaped ones are the worst!). But also because your kettle could contain plastic and other harmful things.
Aluminium, plastic and Teflon, for example, often form the linings of kettles. Or may even form the whole of the kettle! These can leach into the water when we boil it.
Thankfully, if you are in the market for a new tea kettle, you do not have to buy one of those toxic ones. There are many non toxic models you can choose from that are super safe.
What Makes A Kettle Non Toxic?
In short, a non-toxic tea kettle is one made with safe materials that contain no harmful materials that leach into water when heated.
You should always avoid models made from plastic. But even those with plastic parts directly exposed to boiling water are toxic. When heated, this plastic will expose you to endocrine-disrupting chemicals into your beverages. And that’s whether it’s BPA-free or not.
Other toxic materials that comprise kettles include:
- aluminum
- copper
- coloured ceramics
- enamel glazes
These can leach heavy metals, such as cadmium, aluminium and lead, when heated at high temperatures.
So, What Makes For A Safe Kettle?
Stainless steel or glass kettles are probably the safest kinds. Both are resistant to high temperatures, and their materials are non toxic.
That being said, if you go for a stainless steel one, be sure to avoid 201-grade stainless steel. Over time, this could rust. Those made with 18/8, 18/10, 304, or 316 food-grade stainless steel are safest.
Of course, glass kettles are always free of heavy metals and other toxic substances like PTFEs, PFOAs, and PFAs.
Summary: Our Top Picks
🌱 Most Eco-Friendly: Caraway – Non-toxic materials, recycled packaging and excellent sustainability credentials.
✨ Best Design: Smeg – Beautiful retro styling with food-grade stainless steel.
🥇 Lowest Plastic: Zwilling – Outstanding build quality, excellent temperature control and minimal plastic.
💰 Best Budget: MEGAWISE – Surprisingly good materials for under $25.
☕ Best for Tea Lovers: SUSTEAS – Five temperature presets and keep-warm function.
To learn more, read on!
The Best Non Toxic Kettles For The Best Cuppa
1. Caraway
Caraway’s Whistling Tea Non-Toxic Kettle is a best seller. And no wonder! It’s constructed with non-toxic materials to keep your favourite drinks clean and free of harmful chemicals. And the best part? It comes in seven gorgeous colours to choose from.
Plus, the brand ships it in eco-friendly packaging made from recycled cardboard and printed with low-impact dyes.
Made of: Ceramic, stainless steel.
Price: From $175
2. Zwilling
Got a minimalist kitchen? This Zwilling non toxic kettle will look fantastic in your kitchen!
The brand offers four different designs in five lovely colours. These stainless steel or glass kettles also feature a double-walled body that keeps your water hotter longer while the outside remains cool. The heating elements are concealed, making them entirely safe.
Some models also boast pre-set temperature control options, a keep-warm function, and a tea-steeping timer for those who like their cup of tea ‘just so’.
Made of: Borosilicate glass, stainless steel
Price: $80 – 150
3. Smeg
Love colorful appliances with a 50s retro twist? Then you’ll love Smeg! A lot of people ask: are Smeg kettles non toxic? And they answer is YES! They make not only non toxic kettles, but also toasters, fridges, and much more. Glossy, pastel hues define these home appliances.
But don’t think that just because they have throwback vibes, they don’t also feature modern tech! Smeg’s classic kettles have a stainless steel filter to eliminate natural limescale, as well as variable temperature options. Choose between 122° and 212°F when preparing your beverages.
And if you have limited space in your kitchen, or just want to save energy, try one of their mini kettles! They’re more compact, but boast all the same features as the classic models.
Made of: Stainless steel
Price: $150 – 240
4. Alessi
If you’re in the market for a non toxic kettle with an iconic design, you must get an Alessi Pito kettle! The triangular appliance has a mahogany wood handle, and a little bird perched on the spout. When the water’s ready, she makes a uniquely beautiful sound. Looking to give a personalised wedding gift, or something special for yourself? Alessi allows you to get names engraved on their kettles!
Another great bonus is that Alessi is a certified B Corporation. This means that it meets the highest standards for social and environmental performance.
Made of: Stainless steel, wood, brass
Price: From $115- $225
5. ASCOT
These beautiful retro style non toxic tea kettles come in a wide range of glossy or matte pastel hues, including blue, green, and cream. Ascot’s focus is on quality, style, and aesthetics. The brand offers multiple models made from either 100% 304 food-grade stainless steel or borosilicate glass and stainless steel.
Other features include a non-slip anti-scald handle, a separate lid, an LED indicator light, and a spout filter.
Made of: Glass or stainless steel
Price: $59.99
6. MEGAWISE
If you’re looking for the best non toxic kettle for the lowest price, you’re in luck! MEGAWISE offers a pretty electric kettle crafted from heat-resistant borosilicate glass on a 304 stainless steel heating plate, inner base, and lid.
This kettle boils in just 3 minutes, automatically shuts off within 20 seconds of boiling, and features an ergonomic, non-slip handle and an elegant LED blue light ring that indicates when the water is ready.
Made of: Borosilicate glass, stainless steel
Price: $23
7. Susteas Electric Kettle
The most special feature of this non toxic kettle is probably its 5 temperature presets. You can set a predefined temperature that will create the best result for your tea and coffee. There’s also a function that allows you to keep the water warm after it boils.
This kettle is BPA free, and is made of high quality borosilicate glass and 304 stainless steel to keep your water safe and tasting pure for years to come.
Made of: Stainless steel, glass
Price: $69
8. Buydeem
Looking for non toxic appliances with great style? Look no further than Buydeem! The boast a wide variety of non toxic kettles made of glass or stainless steel. One caveat: their Classic Kettle does contain plastic. Avoid!
You can even choose from a variety of kettles that can be used for various functions. For example? You can use them to make anything from tea and coffee to rice or soup!
Made of: Glass, stainless steel.
Price: From $40
9. Cosori
The stainless steel filter and lid on Consori’s non toxic kettles ensure your water never touches plastic. Consori’s drip free spout and scald proof lid also means these kettles are great for preventing burns.
Finally, these kettles feature a contemporary design with a blue LED indicator light. This means you can more easily know when your water is boiling, even in a dark kitchen
Made of: Stainless steel, borosilicate glass
Price: $100
| Kettle | Material | Plastic in Contact with Water? | Price | Best For |
|---|---|---|---|---|
| 🥇 Caraway | Ceramic-lined stainless steel | ❌ No | $$$ | Best Overall |
| ⭐ Zwilling | Borosilicate glass & stainless steel | ❌ No | $$–$$$ | Premium quality |
| 💰 MEGAWISE | Borosilicate glass & 304 stainless steel | ❌ No | $ | Budget shoppers |
| 🍵 SUSTEAS | Glass & 304 stainless steel | ❌ No | $$ | Tea & coffee lovers |
| 🎨 Smeg | Stainless steel | ❌ No | $$$ | Retro kitchens |
| 🏡 ASCOT | Glass or 304 stainless steel | ❌ No | $$ | Best retro value |
| ⚡ Cosori | Glass & stainless steel | ❌ No | $$ | Fast boiling |
| 🍲 Buydeem | Glass or stainless steel* | ⚠️ Some models | $ | Multi-purpose cooking |
| 🎁 Alessi | Stainless steel | ❌ No | $$$ | Luxury gift |
Final Thoughts
Your daily cup of tea or coffee should be a simple pleasure — not something that quietly adds unnecessary chemical exposure to your routine. While no kettle is entirely “risk-free,” choosing one made from safer, heat-stable materials like food-grade stainless steel or borosilicate glass can significantly reduce potential concerns linked to plastics, coatings, and metal leaching.
The good news is that non-toxic kettles are no longer niche or hard to find. From minimalist stainless steel designs to elegant glass models with precise temperature control, there are plenty of options that balance safety, performance, and style. By paying attention to materials — especially what comes into contact with boiling water — you can make a small but meaningful upgrade to your kitchen that supports both your health and the planet.
After all, sustainability isn’t about perfection. It’s about making better choices, one everyday habit at a time — starting with something as comforting as your morning brew.
Frequently Asked Questions About Non-Toxic Kettles
What is the safest material for a non-toxic kettle?
Stainless steel (food-grade 304 or 316) and borosilicate glass are generally considered the safest materials for kettles. They are heat-stable, non-reactive, and far less likely to leach chemicals into boiling water than plastic, aluminium, or coated surfaces.
Are plastic kettles safe if they are BPA-free?
BPA-free plastics can still release other chemicals when exposed to high heat. Even without BPA, plastics may emit endocrine-disrupting compounds or microplastics over time. For this reason, kettles made entirely of stainless steel or glass are typically preferred for long-term safety.
Do stainless steel kettles leach metals into water?
High-quality food-grade stainless steel kettles are designed to be corrosion-resistant and stable at boiling temperatures. Lower-grade stainless steel may be more prone to rust or metal migration over time, which is why grades such as 18/8, 18/10, 304, or 316 are recommended.
Are electric kettles vegan?
Yes—almost all electric kettles are vegan because they contain no animal-derived materials. However, many vegans also look for kettles that are free from potentially harmful plastics, are energy efficient, and come from brands with strong environmental credentials. The models below meet those standards.
Are ceramic or enamel kettles non-toxic?
Some ceramic or enamel kettles may contain metal-based glazes or pigments. If these glazes are not properly formulated or tested, they can potentially leach trace amounts of heavy metals. Always look for third-party testing or manufacturer transparency when choosing ceramic kettles.
Can kettles really contribute to microplastic exposure?
Research suggests that heated plastic components can release microplastics or chemical residues into liquids, especially at boiling temperatures. While exposure levels vary, choosing kettles made from glass or stainless steel helps minimise this potential source.
Are electric kettles less safe than stovetop kettles?
Electric kettles are not inherently less safe. What matters most is the materials used inside the kettle — particularly what comes into contact with water. Electric kettles made with stainless steel or borosilicate glass interiors can be just as safe as stovetop models.
- The Imperial Hotel Kyoto: Renovation Over Construction - September 6, 2026
- Your September 2026 Horoscope By Claudia Vannini - September 1, 2026
- Your August 2026 Horoscope By Claudia Vannini - August 1, 2026
