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8:2 Fluorotelomer Sulfonic Acid
A synthetic fluorinated chemical belonging to per- and polyfluoroalkyl substances (PFAS), used in stain repellents and firefighting foams. Not approved as a food ingredient and is a persistent environmental pollutant with bioaccumulative properties.
Tracked contaminantUpdated Feb 21, 2026
Health score-5.0
-5Very bad5
Water guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Food and supplement guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Risks
Environmental persistence, bioaccumulation, potential endocrine disruption, toxicity, carcinogenic potential, contamination of water supplies
Benefits
None