murphyAscophyllum nodosum powder
AKA: Knotted Wrack Powder, Seaweed Powder
Plant-Derived Synthetic
Skin Conditioner
Not Clean
OriginNative to North Atlantic, Ireland. Derived from Ascophyllum nodosum, a brown algae species harvested from North Atlantic coastlines, particularly Ireland. Produced by drying and milling the algae thallus into a fine powder form.
Ascophyllum Nodosum Powder is the powder obtained from the dried, ground Alga, Ascophyllum nodosum (L.), Fucaceae
CAS #
84775-78-0
Form
Powder
Skin Types
●all-skin-types
Best For
Dullness
Pregnancy & Breastfeeding Safe
Yes
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
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory2 listings →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR