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Surfactant

POLYSORBATE 20

CAS 9005-64-5 Updated
78

Safety score · 0–100

Fine

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

About

Tween 20 — a non-ionic surfactant used to dissolve oils and fragrances into water. Pharma- and food-grade; mild and reliable, with the standard PEG dioxane caveat.

Skin benefits

  • Mild non-ionic surfactant and solubilizer
  • Pharma- and food-grade safety record
  • Stabilizes oil-in-water emulsions
  • Solubilizes fragrance and oils

Known concerns

  • Ethoxylated — trace 1,4-dioxane risk if not purified
  • Can boost penetration of other actives

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.