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Cyanobacterial polysaccharide

APHANOTHECE SACRUM EXOPOLYSACCHARIDES

82

Safety score · 0–100

Good

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

An exopolysaccharide from the Japanese cyanobacterium Aphanothece sacrum used as a hydrating, film-forming active. It supports the moisture barrier and is well tolerated, making it popular for sensitive skin.

Function

ABSORBENT, EMULSION STABILISING, FILM FORMING, VISCOSITY CONTROLLING

Skin benefits

  • Cyanobacterial exopolysaccharide marketed as a hydrating, film-forming active
  • Helps reinforce the skin moisture barrier
  • Forms a breathable hydrating film on skin
  • Generally well tolerated even on sensitive skin
  • Plant and biotech derived, suitable for vegan formulations

Known concerns

  • Premium ingredient often used at low percentages
  • Efficacy claims sometimes outpace independent clinical evidence
  • Sourcing depends on controlled aquaculture systems

References

EU

EU CosIng database

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

Same plant / compound family

70
APHANOTHECE SACRUM POLYSACCHARIDE
Stabilizer
 88
APHANOTHECE SACRUM POLYSACCHARIDES
 80
APHANOTHECE SACRUM POWDER
Humectant

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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.