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UV stabiliser / sunscreen booster

PEG-6 SESQUI(BENZOTRIAZOLYL T-BUTYL HYDROXYPHENYLPROPIONATE)

CAS 104810-48-2
62

Safety score · 0–100

Fine

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

A PEGylated benzotriazole UV stabiliser used to protect cosmetic formulas from light damage. It stays in the product rather than acting on skin, with moderate safety data and some environmental persistence questions.

Skin benefits

  • UV filter / light stabiliser protecting formulas from photodegradation
  • Helps extend product shelf life and colour stability
  • Used at low percentages in finished cosmetics

Known concerns

  • Benzotriazole UV stabilisers raise persistence and bioaccumulation questions in the environment
  • Limited public toxicology data for this specific PEG-conjugated form
  • PEG-based delivery may carry trace 1,4-dioxane impurities if poorly purified

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.