PFAS in Espresso Machines: What Surfaces Touch Your Coffee?

Forever chemicals. That’s what scientists call per- and polyfluoroalkyl substances, or PFAS. They turn up everywhere: raincoats, non-stick cookware, food packaging, firefighting foam, carpet. Most people don’t realize they’re also in espresso machine parts.

The chemicals don’t break down. They build up in your body over years. Small daily exposures from the things you use matter more than people think. If you make espresso most mornings, this is worth a closer look.

For more on PFAS-free living, see our guide to PFAS free sous vide cooking and PFAS free carpet.

Why PFAS in espresso machine parts Matters

PFAS affects your hormones, cholesterol, and immune system. Some studies link them to cancer. A 2021 review in Environmental International found PFAS in the blood of almost everyone tested, even people living away from obvious sources. Children and pregnant women are at higher risk.

How to Identify Safer Espresso Machine Parts

Manufacturers don’t have to disclose PFAS on labels, so you need to look deeper.

Look for these certifications: OEKO-TEX Standard 100, bluesign, or GOTS. They test for PFAS and don’t allow it.

Watch for marketing terms that often hide PFAS treatments: “water-resistant,” “stain-resistant,” “wrinkle-free.” These usually mean chemical coatings.

Call the company. Ask directly if they use fluorinated treatments or water-repellent coatings. The good ones will tell you.

Check the PFAS Free Life Database for products that have been tested and verified.

What to Buy Instead

Stainless steel and glass are inert. They don’t need chemical coatings, so they’re naturally PFAS-free.

If you’re buying textiles, look for OEKO-TEX certified products. They’ve been tested.

Some brands publish their chemical policies, which is a good sign. Patagonia does this. So does Cotopaxi.

For espresso machine parts specifically, Caraway Non-Stick Ceramic 4-Piece Bakeware Set is a solid choice if you need non-stick surfaces. It’s ceramic, not fluorinated.

Small Steps That Add Up

Open your windows. PFAS can off-gas from products and settle in dust. Fresh air helps.

Wash new espresso equipment before you use it. This removes some of the surface chemicals.

Use food-grade materials for anything that touches food or your skin.

Filter your water. A reverse osmosis system is the best household option. Regular filters don’t catch PFAS.

See PFAS free water filters for more options, or browse the PFAS Free Life Database for products across other categories.

Frequently Asked Questions

Are PFAS-free espresso alternatives effective?

Yes, PFAS-free alternatives have improved significantly in recent years. Natural materials like stainless steel, cast iron, glass, and untreated natural fibers perform well without any chemical coatings. For water-resistant textiles, fluorine-free DWR treatments have become widely available and work well for everyday conditions. Many families find the alternatives work just as well once they make the switch.

Do all espresso products contain PFAS?

No, not all espresso products contain PFAS. However, many products that are marketed as water-resistant, stain-resistant, or non-stick have historically used PFAS-based treatments. The safest approach is to look for third-party certifications like OEKO-TEX Standard 100 or to contact the manufacturer directly to ask about their chemical policy.

How do I know if my espresso has PFAS?

Without laboratory testing, it can be difficult to know for certain. Watch for marketing terms like ‘water-repellent,’ ‘stain-guard,’ ‘grease-resistant,’ or ‘wrinkle-free’ which often signal PFAS treatments. Look for certifications like OEKO-TEX Standard 100 or bluesign that prohibit PFAS. You can also search the PFAS Free Life Database at database.pfasfreelife.com for verified clean products.

*Research reference: Environmental International 2021

Environmental Health Perspectives 2020*