INCI Name
Ascophyllum nodosum ...
Functions
4 Roles
Sustainability
9/10
Category
actives
What It Does
Ascophyllum nodosum and Laminaria digitata are two species of brown macroalgae harvested from the cold, nutrient-rich waters of the North Atlantic, prized in cosmetics for their exceptionally rich content of fucoidan, alginic acid, iodine, minerals, and polyphenolic antioxidants. The organic certification ensures the seaweeds are harvested and processed without synthetic pesticides or solvents, making them particularly attractive for clean and natural formulations. Formulators choose this dual-species blend for its synergistic delivery of skin-conditioning polysaccharides, trace minerals, and iodine, which are associated with supporting skin barrier function, hydration, and a visible firming effect.
Technical Properties
pH Range
5.0-7.5
Optimal working range
Ionic Charge
anionic
Molecular charge type
Viscosity Effect
thickening
Impact on formula thickness
Foaming Ability
none
Lather generation
Ingredient Compatibility
Works Well With
Avoid Combining
Sustainability Profile
Sustainability Score
Biodegradability
readily biodegradable
Source
plant-derived
Feedstock
Ascophyllum nodosum (knotted wrack) and Laminaria digitata (oarweed) are wild-harvested or cultivated brown seaweeds sourced from cold North Atlantic coastal waters, certified organic
Related Ingredients
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Quick Reference
- Full INCI Name
- Ascophyllum nodosum / Laminaria digitata (Organic)
- Common Name
- Organic Kelp (Iodine Source)
- Category
- actives