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PIMELIC ACID

CAS 111-16-0 Updated
70

Safety score · 0–100

Fine

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

About

A C7 dicarboxylic acid (heptanedioic acid) used mainly as a polymer building block. Occurs naturally in human metabolism (biotin pathway); the free acid is well-tolerated but cosmetic use is mostly via its polyester derivatives.

Function

PLASTICISER

Skin benefits

  • Polymer building block
  • Mild skin conditioning

Known concerns

  • Mild powder/dust irritation
  • Limited cosmetic data on free acid

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.