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Dibenzoyl peroxide

CAS 94-36-0
55

Safety score · 0–100

Moderate

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

About

An organic peroxide used in acne treatments at up to 0.7% after mixing, with skin dryness and sensitisation potential.

Dibenzoyl peroxide is an organic peroxide widely used in professional acne treatment products at concentrations up to 0.7% after mixing for use. Under EU Cosmetics Regulation Annex III, it is restricted to this maximum concentration for professional use only. It is a known skin sensitiser and can cause significant dryness, peeling, and irritation, particularly in individuals with sensitive skin. The restriction to 0.7% post-mix concentration ensures safe use.

Skin benefits

  • Keratolytic agent for acne treatment
  • Reduces Cutibacterium acnes bacteria
  • Promotes skin cell turnover

Known concerns

  • Restricted in EU (Annex III, max 0.7% after mixing)
  • Known skin sensitiser
  • Can cause significant skin dryness and irritation
  • Professional use only at regulated concentrations

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.