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Preservative

LEVULINIC ACID

CAS 123-76-2
78

Safety score · 0–100

Fine

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

A small plant-derived organic acid used as a mild preservative booster and pH adjuster. Well tolerated at the low % typical in cosmetics; can sting on broken skin at high doses.

Function

SKIN CONDITIONINGPERFUMING

Skin benefits

  • Mild preservative booster
  • Buffers pH and adjusts formulas
  • Plant-derived and biodegradable
  • Common in natural/COSMOS formulas

Known concerns

  • Can sting on broken skin
  • Mild irritant at high %

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.