Antioxidant
THALASSIOSIRA AESTIVALIS/GRAVIDA/NITZSCHIOIDES/NORDENSKIOELDII/ROTULA EXTRACT
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A blended cold-water diatom extract from five Thalassiosira species. Delivers carotenoid and peptide antioxidants for environmental defense; safe at cosmetic levels but with thin published toxicology.
Function
Skin benefits
- Marine carotenoid antioxidants
- Skin-conditioning peptides
- Supports against environmental stress
- Niche cold-water bioactives
Known concerns
- Limited cosmetic-specific safety literature
- Possible marine allergen sensitivity
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related antioxidants
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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.