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Polytetrafluoroethylene / PTFE

Perfluorinated Chemicals (PFAS)

Polytetrafluoroethylene / PTFE

A synthetic fluoropolymer widely used for non-stick coatings in cookware and various industrial applications. Stable under normal conditions but can release toxic fumes when overheated above 260°C (500°F). Not a food ingredient, classified as a material with inhalation risks in thermal degradation.

Tracked contaminantUpdated Apr 15, 2024
Health score-3.0
-5Poor5

Water guidelines

Legal limit
Not specified
Health guideline
Not specified

Food and supplement guidelines

Legal limit
Not specified
Health guideline
Not specified

Risks

Toxic fumes on overheating (polymer fume fever), respiratory irritation, environmental persistence

Benefits

Durable, chemically inert, non-stick surface for cookware, low friction

Waters containing Polytetrafluoroethylene / PTFE

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