Sargassum muticum extract

Sargassum muticum extract 1
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AKA: Japanese Wireweed, Alga
Plant-Derived
Barrier Support
Extract
Not Clean
OriginNative to East Asia. Sargassum muticum is a brown seaweed from the Sargassaceae family native to East Asia. The extract is obtained through solvent extraction of the seaweed's thallus.
Sargassum Muticum Extract is an extract of the Alga, Sargassum muticum, Sargassaceae
Family
Sargassaceae
Plant Part
Thallus
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-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
3
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
1 study / 1 not sensitizing (CIR 771)
Not an Eye Irritant
1 study / 1 not irritating (CIR 771)
Concentration Guide
Leave-on0.076%
Rinse-off0.01%
0%50%100%
CIR reported use · report published 2026
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: CosIng · EWG · CIR