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Humectant

MAGNESIUM 3-HYDROXYBUTYRATE

CAS 586976-57-0
75

Safety score · 0–100

Fine

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

The magnesium salt of 3-hydroxybutyric acid (a natural ketone body), used as a humectant and skin-conditioning ingredient. Tolerated in cosmetic use, with thin published dermal data.

Function

HUMECTANTPLASTICISERSKIN CONDITIONING - HUMECTANTSKIN CONDITIONING - MISCELLANEOUS

Skin benefits

  • Mild humectant
  • Skin-conditioning agent
  • Supplies magnesium and beta-hydroxybutyrate moieties

Known concerns

  • Limited independent dermal data
  • Not yet on major regulatory review lists
  • Possible minor pH-related effects in formulation

References

EU

EU CosIng database

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

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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.