Specimen No. 0161
AvoidSynthetichormone disruptormaterial
PFOA (Perfluorooctanoic Acid)
pfoa · c8 · perfluorooctanoic acid
A forever chemical used historically in waterproof fabric coatings and Gore-Tex manufacturing. Removed from Gore-Tex raw materials in 2013, but replacement PFAS chemicals in durable water repellent (DWR) coatings remain a concern. Classified as a persistent bioaccumulative toxin linked to liver damage, thyroid disease, and reproductive harm.
high confidence
Researched April 18, 2026Specimen 0161PFOA (Perfluorooctanoic Acid)
Concerns
- Persistent bioaccumulative toxin — does not degrade in the environment or human body
- Linked to thyroid disruption, liver damage, and reduced fertility
- PFAS replacement chemicals in DWR coatings still lack long-term safety data
- Detected in blood of people who regularly wear waterproof outdoor gear [Inference]
Regulatory flags
- ⚑IARC Group 1 carcinogen
- ⚑Banned from manufacturing (EU, US)
- ⚑Stockholm Convention listed persistent organic pollutant
Commonly found in
Waterproof jacketsRain gearGore-Tex productsPerformance clothingOutdoor apparel
Sources & references
Last researched: April 18, 2026
Research disclaimer: This rating is based on available peer-reviewed research and regulatory assessments at the time of publication. It is not medical advice. Consult a qualified professional for personal health or skin concerns.
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