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Skin Conditioning

CYSTOSEIRA HUMILIS EXTRACT

Updated
70

Safety score · 0–100

Fine

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

About

A brown seaweed extract from Cystoseira, used for antioxidant and skin-conditioning effects. Generally tolerable by class-analogy with other brown algae; sourcing and metal-testing controls are key.

Function

ANTIOXIDANT

Skin benefits

  • Phlorotannin antioxidants
  • Meroterpenoid bioactives
  • Polysaccharide hydration

Known concerns

  • Heavy metal accumulation potential
  • Limited species-specific CIR review
  • Iodine content

References

EU

EU CosIng database

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

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(ASPARAGUS COCHINCHINENSIS/LIRIOPE MUSCARI/REHMANNIA CHINENSIS) ROOT EXTRACT
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 70
(CNIDIUM OFFICINALE/COPTIS CHINENSIS/GLYCYRRHIZA URALENSIS) ROOT EXTRACT
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 70
(VETIVERIA ZIZANOIDES ROOT/PUERARIA THUNBERGIANA FLOWER/LEAF/STEM) WATER
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ABIES ALBA WOOD EXTRACT
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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.