ph-adjuster
Potassium Phosphate
Generally safe·Strong evidence
A mineral salt used as a buffer and pH adjuster in cosmetics. No safety concerns at cosmetic concentrations.
References
Cosmetic information for general education, not medical advice. A verdict is a reading of the published evidence, never a guarantee for your skin: any ingredient can irritate someone, so patch test new products and see a professional if you react. Concern is graded on cited evidence, never on hazard-score lists. See how we score.