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Antioxidant

ASCORBYL PALMITATE

CAS 137-66-6
75

Safety score · 0–100

Fine

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

An oil-soluble vitamin C ester. More stable than pure ascorbic acid in formulations but converts to active vitamin C inefficiently on skin. Useful as a formula antioxidant.

Function

ANTIOXIDANTFRAGRANCE

Skin benefits

  • Oil-soluble vitamin C derivative
  • Antioxidant in formulas
  • More stable than ascorbic acid
  • Mild brightening claim

Known concerns

  • Limited skin conversion to active vitamin C
  • Possible pro-oxidant under UV with UV exposure
  • Lower potency than L-ascorbic acid

References

EU

EU CosIng database

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

PC

PubChem

U.S. NIH compound data, GHS hazard codes and toxicity literature.

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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.