pH Adjuster
PHENOLPHTHALEIN
Safety score · 0–100
Avoid
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A pH indicator and former laxative drug carrying H350/H341/H361 hazard codes. Treated as a CMR substance — has no business in cosmetics.
Function
Skin benefits
- pH indicator and historical laxative — no cosmetic benefit
Known concerns
- GHS H350 may cause cancer (Carc. 1B)
- H341 suspected mutagen
- H361 suspected reproductive toxicant — CMR profile incompatible with cosmetic use
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related ph adjusters
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.