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Humectant

BUTYLENE GLYCOL

CAS 107-88-0 (i), 6290-03-5 (ii) Updated
85

Safety score · 0–100

Good

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

About

A small alcohol used as a moisturizing agent and solvent. Lighter and less sticky than glycerin; CIR-reviewed safe with minimal irritation.

Function

HUMECTANTFRAGRANCESKIN CONDITIONINGSOLVENTVISCOSITY CONTROLLING

Skin benefits

  • Effective humectant and solvent
  • Light, non-tacky feel
  • Helps actives penetrate

Known concerns

  • Rare contact sensitization
  • Petroleum-derived in most grades

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 — always read the physical product label and consult a healthcare professional for personal concerns.