Are grease-proof paper plates and bowls treated with PFAS forever chemicals?
Use caution with grease-resistant disposable plates and bowls. PFAS have been detected in consumer food packaging and some pulp tableware, even though migration can vary by product and use.
What's actually in it
Grease-proof paper plates, bowls, wraps, and takeout containers often need a coating so oil does not soak through. Some coatings have used PFAS, a large family of persistent chemicals.
You cannot confirm PFAS by sight or smell. A plate can look like plain paper and still be treated for oil resistance.
What the research says
A 2026 study in Chemosphere tested 66 paper and plastic food packaging materials from the U.S. grocery market. At least 1 PFAS was detected in 64% of samples. The most common was 6:2 diPAP, found in 61% of samples.
A 2025 study in Molecules tested 22 sugarcane pulp tableware samples. Total fluorine exceeded the EU limit in 31% of products, and PFOA residues exceeded the EU single-compound limit in 9% of samples. Migration into food simulants was low in that study, but the residue findings still point to manufacturing contamination and quality-control problems.
The bottom line is not that every paper plate is the same. It is that grease-resistant disposable food contact is harder to verify than a reusable plate.
What to do at home
Use porcelain, glass, stainless steel, or plain bamboo plates when you can. Avoid putting hot, oily food on grease-resistant disposable plates for long periods. For takeout, move hot greasy food to a reusable plate when you get home.