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Antioxidant

2,5-DIHYDROXYBENZOIC ACID

CAS 490-79-9
72

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

A dihydroxybenzoic acid (CAS 490-79-9, gentisic acid) used for skin conditioning and antioxidant effects. Naturally occurs in gentian root and wine; salicylate-related and may irritate at higher concentrations.

Function

SKIN CONDITIONING

Skin benefits

  • Antioxidant
  • Mild keratolytic
  • Skin conditioning

Known concerns

  • Possible irritation in sensitive skin
  • Salicylate-related allergy potential
  • Limited clinical cosmetic data

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.