- Type
- Plasticizer / flame retardant
- How serious
- Moderate severity
- Evidence
- Moderate evidence
Why it is flagged
Metabolites appear in urine within hours of nail polish use, and the compound disrupts hormone signalling in laboratory assays.
Health topics it bears on
Sources
- Flame Retardants Group - information sheet Health Canada, 2026
- Human Health Risk Characterization Document for the Assessment of Triphenyl phosphate (TPHP) and Tris(2-butoxyethyl) phosphate (TBOEP) Health Canada, 2025
- Safety Assessment of Triphenyl Phosphate as Used in Cosmetics Cosmetic Ingredient Review, 2025
- Nail polish as a source of exposure to triphenyl phosphate Environment International (Elsevier), 2016
Also listed as
tphp, tpp, triphenyl phosphate (tphp)