Ascophyllum Nodosum
AKA “Ascophyllum Nodosum Powder”
Skin Conditioning
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Ingredient Facts
Ascophyllum nodosum
AKA: Ascophyllum Nodosum Powder
Skin Conditioning · Skin Conditioning · EWG: 3
Plant-Derived Synthetic
Skin Conditioner
Marine
Not Clean
Ascophyllum Nodosum is the alga, Ascophyllum nodosum, Fucaceae.
CAS #
84775-78-0
See origin →
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
A brown seaweed harvested for centuries from North Atlantic coasts and used in traditional Irish and Scottish skincare practices. Valued for its mineral content and traditional use in seaweed wraps for skin nourishment and detoxification.
Skin Types
●all-skin-types
Best For
Dullness
Pregnancy & Breastfeeding Safe
Yes
Ascophyllum nodosum (kelp) powder
European Commission
EU Cosmetic Ingredient Database (CosIng)
Ascophyllum nodosum [Kelp] Extract
European Commission
EU Cosmetic Ingredient Database (CosIng)
Ascophyllum Nodosum Extract
European Commission
EU Cosmetic Ingredient Database (CosIng)
Ascophyllum Nodosum Powder
European Commission
EU Cosmetic Ingredient Database (CosIng)
Ascophyllum Nodosum
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Ascophyllum Nodosum Powder
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Verified Jun 2026
Data: CosIng · EWG · CIR