BPA in store receipts absorbs through skin: What you need to know
NonToxCo Research
Science & Safety Team · 4/6/2026
The invisible transfer
You don't need to ingest BPA to get it into your bloodstream. Simply holding a thermal paper receipt is enough to trigger dermal absorption. A 2026 study in the Journal of the Pakistan Medical Association confirms that this chemical, a known endocrine disruptor, moves directly from the paper into your skin upon contact.
Why your hands matter
Researchers examined the rate at which bisphenol A leaches from thermal paper. The study highlights that the chemical is not just sitting on the surface of the paper. It is designed to be mobile. When you handle these receipts, especially if your hands are damp or have recently touched lotion, the absorption rate increases significantly. You are essentially using your skin as a sponge for synthetic hormones.
How to protect yourself
The solution is simple: stop taking the receipt. Most retailers now offer digital copies sent directly to your email or phone. If you must take a paper receipt, keep it in a separate bag, not loose in your purse or pocket where it can contaminate your other belongings. For more ways to reduce your daily chemical exposure, browse our non-toxic home alternatives to ensure your living space stays clean and safe.
Also see non-toxic kitchen essentials for safer alternatives.