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Thickener

ALGIN

CAS 9005-38-3 / 57606-04-9
86

Safety score · 0–100

Good

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

Algin (sodium alginate) — a seaweed-derived hydrocolloid used as a gentle thickener and film-former. Food-grade with extensive safety data and no documented cosmetic concerns.

Function

BINDINGFRAGRANCEVISCOSITY CONTROLLING

Skin benefits

  • Natural seaweed-derived thickener
  • Forms hydrogel films
  • Soothing and moisture-binding
  • Food-grade safety

Known concerns

  • No significant concerns at cosmetic 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, so always read the physical product label and consult a healthcare professional for personal concerns.