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Absorbent

MONTMORILLONITE

CAS 1318-93-0 Updated
84

Safety score · 0–100

Good

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

About

A natural smectite clay — soaks up oil and grime and leaves skin matte. The active mineral in bentonite-class clays, with a long history of safe topical use as long as the grade is cosmetic-purified.

Skin benefits

  • Absorbs oil and impurities — classic mask clay
  • Soothing on intact skin
  • Smoothing texture in masks and powders
  • Anti-shine in oily-skin formulas

Known concerns

  • Trace heavy-metal contamination if non-cosmetic-grade
  • Inhalation hazard in manufacturing of dry powders, not finished product

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.