# Perfluorooctanoic acid

URL: https://app.greenveil.ai/ingredients/ingredient_cas_335_67_1
Categories: beauty, cleaning, industrial
Functions: No specific technical function, Used as a stain or water repellent.
Identifier: 335-67-1

> Perfluorooctanoic acid is used as no specific technical function / used as a stain or water repellent.. Greenveil chemical-concern score: 100/100 — Critical concern driven by cmr.. Assessed from 6 sources.

## Safety assessment

- Chemical concern score: 100/100 — Critical concern driven by cmr.
- Confidence: 4
- Rationale: Perfluorooctanoic acid is prohibited in cosmetic products under Annex II of the EU Cosmetics Regulation (EC) 1223/2009.

## Regulatory status

- EU: banned — Annex II of EU Cosmetics Regulation (EC) 1223/2009: substances prohibited in cosmetic products. CMR: Reprotoxic Cat. 1B(),Carcinogenic Cat. 2()
- US: commercial use observed — EPA CPDat observed this chemical in 7 composition records across product categories including Raw materials, Cleaning products and household care, Cleaning and safety. EPA CPDat classifies this chemical for functional uses including Used as a stain or water repellent., No specific technical function.
- US: listed in openFDA substance — openFDA substance registry classifies this ingredient as chemical.

_Assessed by Greenveil._