Sargassum filipendula extract


AKA: Brown Alga
Plant-Derived
Barrier Support
Extract
Not Clean
OriginNative to Atlantic, Europe, North America. Sargassum filipendula is a brown seaweed from the Sargassaceae family harvested from Atlantic Ocean waters. The extract is obtained through solvent extraction or maceration of the seaweed thallus.
Sargassum Filipendula Extract is an extract of the Brown Alga, Sargassum filipendula, Sargassaceae
Family
Sargassaceae
Plant Part
Thallus
CAS #
223751-78-8
Form
Liquid
Skin Types
●all-skin-types
Best For
Dullness
Pregnancy & Breastfeeding Safe
Yes
Functions
Skin Protecting
Helps rebuild and strengthen your skin barrier — the invisible shield that keeps moisture in and irritants out. Essential after over-exfoliating or harsh weather.
Nourishes & Protects
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Skin Irritant
1 study / 1 not irritating (CIR 771)
Not a Sensitizer
2 studies / 2 not sensitizing (CIR 771)
Concentration Guide
Leave-on0.0001–1.2%
Rinse-off0.002–0.29%
0%50%100%
CIR reported use · report published 2026
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR
murphy