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Skin Conditioning

MACROCYSTIS PYRIFERA BLADE/PNEUMATOCYST/STIPE JUICE EXTRACT

86

Safety score · 0–100

Good

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

Fresh juice from giant kelp (Macrocystis pyrifera) — a mineral and alginate-rich marine extract that hydrates skin and supports antioxidant defense. Well tolerated in cosmetic use with no documented hazards.

Skin benefits

  • Mineral-rich marine humectant
  • Antioxidant support from kelp polyphenols
  • Soothes environmentally stressed skin
  • Source of alginates for film-forming hydration

Known concerns

  • Possible iodine content — caution for thyroid-sensitive users at very high use levels
  • Sourcing variability batch-to-batch

References

EU

EU CosIng database

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

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ACETYLPHYTOSPHINGOSINE PHOSPHATE
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Same plant / compound family

78
MACROCYSTIS PYRIFERA
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 80
MACROCYSTIS PYRIFERA EXTRACT
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 78
MACROCYSTIS PYRIFERA JUICE
Skin Conditioning
 82
MACROCYSTIS PYRIFERA PROTEIN
Marine algal protein

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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.