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ALPHA-GLUCAN OLIGOSACCHARIDE-1

CAS -
91

Safety score · 0–100

Excellent

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

About

A prebiotic oligosaccharide derived from enzymatic conversion of maltose, used to support beneficial skin microbiota and improve skin barrier function. Extensively studied with an excellent safety profile.

Alpha-Glucan Oligosaccharide-1 is a prebiotic obtained through glucosyl transferase action on maltose, producing oligomers with a degree of polymerization of 4-6 glucose units. It is not listed in EU Annex II or III, indicating unrestricted cosmetic use. The ingredient has demonstrated prebiotic activity supporting beneficial skin bacteria such as Staphylococcus epidermidis, and the PubChem safety score of 91 reflects its well-characterized, low-toxicity profile as a carbohydrate-based functional ingredient.

Skin benefits

  • Prebiotic effect supports healthy skin microbiome
  • Improves skin barrier function
  • May enhance skin hydration
  • Promotes beneficial skin bacteria

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