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pH Adjuster

GALACTURONIC ACID

CAS 685-73-4
86

Safety score · 0–100

Good

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

An oxidised sugar (uronic acid) building block of plant pectin. Mildly acidic, water-soluble, and well-tolerated — used for gentle pH balancing, light humectancy, and skin conditioning.

Function

BUFFERINGCHELATINGHUMECTANT

Skin benefits

  • Mild humectant
  • Buffering / pH adjustment
  • Skin conditioning

Known concerns

  • No significant concerns at cosmetic concentrations

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.