Skip to content

Thickener

ALUMINUM STEARATES

CAS - Updated
78

Safety score · 0–100

Fine

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

About

An aluminum-fatty-acid soap used to thicken and structure makeup and creams. Inert on skin at use levels; aluminum content draws scrutiny but topical absorption is minimal.

Skin benefits

  • Bulking and viscosity-control agent
  • Improves powder flow in makeup
  • Inert metal soap
  • Stable in many formulas

Known concerns

  • Aluminum salts environmental concern
  • Possible mild irritation
  • Limited public dermal dossier

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

Related thickeners

Check your shelf

Find ALUMINUM STEARATES in your products.

Scan any cosmetic product with LuxSense to see if it contains ALUMINUM STEARATES and get a full ingredient breakdown with safety scores.

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.