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Skin Conditioning

MAGNESIUM SULFATE

CAS 7487-88-9; 10034-99-8 (heptahydrate) ; 18939-43-0 Updated
90

Safety score · 0–100

Excellent

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

About

Epsom salt — a mineral compound used in bath and body products for soothing and skin-softening. Long pharmaceutical safety record; gentle and well tolerated at cosmetic levels.

Skin benefits

  • Mineral source — supplies magnesium ions
  • Used in bath products for muscle relaxation
  • Mild astringent and viscosity-tuning effects
  • Generally recognised as safe

Known concerns

  • Tingling on broken skin at high %
  • Drying if not balanced with humectants

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.