Brown seaweed powder
KJELLMANIELLA CRASSIFOLIA POWDER
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
Kjellmaniella crassifolia is a Japanese brown seaweed whose powder delivers fucoidan-rich polysaccharides and minerals. Generally well tolerated with the usual seaweed caveats around sourcing.
Function
Skin benefits
- Brown seaweed (gagome kombu) powder rich in fucoidan and minerals
- Provides moisturising polysaccharides and antioxidants
- Long history of safe topical use in Asian skincare
Known concerns
- Seaweed-derived ingredients can carry iodine and heavy metal residues if poorly sourced
- Variable polysaccharide content between batches
- Possible allergen for those sensitised to marine ingredients
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Same plant / compound family
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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.