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Skin Conditioning

CAFFEINE CARBOXYLIC ACID

CAS 652-37-9 Updated
75

Safety score · 0–100

Fine

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

About

A carboxylic-acid derivative of caffeine (CAS 652-37-9) used for its antioxidant and skin-conditioning properties. Inherits caffeine's favourable safety profile but cosmetic data are limited.

Function

SKIN CONDITIONING

Skin benefits

  • Antioxidant support
  • Conditions and softens skin
  • May aid microcirculation

Known concerns

  • Limited cosmetic-specific safety data
  • Efficacy claims not well documented

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 — always read the physical product label and consult a healthcare professional for personal concerns.