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Absorbent

MAGNESIUM CARBONATE HYDROXIDE

CAS 12125-28-9
87

Safety score · 0–100

Good

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

Magnesium carbonate hydroxide (basic magnesium carbonate) — a mineral powder that absorbs oil and smooths texture in pressed and loose powders. Inert, safe and well-established; the only caveat is inhalation of dust.

Skin benefits

  • Effective oil absorber and matting agent
  • Smooths and refines powder texture
  • Mild buffering action
  • Compatible with sensitive skin

Known concerns

  • Inhalation of loose powder is the main caveat
  • No other significant concerns on intact skin

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, so always read the physical product label and consult a healthcare professional for personal concerns.