Perfluorinated Chemicals (PFAS)

PFAS

Per- and polyfluoroalkyl substances (PFAS) are synthetic fluorinated chemicals used for their water-, oil-, and stain-resistant properties in various consumer products and industrial applications.

Tracked contaminantUpdated Dec 4, 2023

Health score-5.0

-5Very bad5

Water guidelines

Legal limit: 4 ppt
Health guideline: 0.1 ppt

Food and supplement guidelines

Legal limit: Not specified
Health guideline: Not specified

Risks

Persistence, bioaccumulation, potential carcinogenicity, endocrine disruption, immune system effects, contamination of water and soil

Benefits

Functional surface protection (water/oil repellency)

References

Waters containing PFAS

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