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Absorbent

BENTONITE

CAS 1302-78-9 Updated
85

Safety score · 0–100

Good

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

About

Bentonite — a volcanic clay that absorbs oil and impurities, the workhorse behind purifying face masks. Gentle on skin, well-suited to oily and combination types, and EU-Annex IV permitted as a cosmetic clay.

Skin benefits

  • Absorbs excess oil and impurities
  • Forms the basis of cleansing clay masks
  • Inert and well-tolerated on skin

Known concerns

  • Inhalation hazard with loose powder use
  • Trace crystalline silica content possible depending on source

References

EU

EU CosIng database

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

Related absorbents

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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.