Sargassum filipendula extract

AKA: Brown Alga
Plant-Derived
Barrier Support
Marine
Extract
Not Clean
Sargassum Filipendula Extract is an extract of the Brown Alga, Sargassum filipendula, Sargassaceae
Family
Sargassaceae
Plant Part
Thallus
CAS #
223751-78-8
Form
Liquid
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
Traditional Use
A brown seaweed used in traditional Japanese and Korean skincare and medicine. Historically valued for its mineral richness and use in algae-based beauty treatments.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
medical-approval
all-shades-safe
Moderate Irritant
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Skin Types
all-skin-types
Best For
Dullness
Pregnancy & Breastfeeding Safe
Yes
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.
Verified Jun 2026
Data: CosIng · EWG · CIR