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TRIMETHYLENE ASCORBATE

85

Safety score · 0–100

Good

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

A stable vitamin C (ascorbic acid) derivative with antioxidant and brightening properties suitable for skincare formulations. Well-tolerated on skin with minimal irritation potential.

Trimethylene Ascorbate is a stable ester derivative of L-ascorbic acid (vitamin C) designed to improve stability while retaining antioxidant activity. Not restricted under EU Regulation 1223/2009; no annex entries apply. It is considered a safe and effective antioxidant for topical skincare use, supporting collagen synthesis and providing brightening benefits.

Skin benefits

  • Antioxidant protection
  • Brightening
  • Supports collagen synthesis

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.