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Sargassum siliquastrum extract
AKA “Pod Seaweed Extract”
Extract
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Ingredient Facts
Sargassum siliquastrum extract
AKA: Pod Seaweed Extract
Extract · Skin Conditioning · EWG: 4
Plant-Derived
Skin Conditioner
Marine
Extract
Not Clean
Sargassum Siliquastrum Extract is the extract of the whole plant, Sargassum siliquastrum
Family
Sargassaceae
Plant Part
Whole Plant
CAS #
-
Form
Liquid
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 traditionally used in East Asian coastal regions for food and medicinal purposes. Incorporated into skincare practices for its mineral-rich profile.
Skin Types
●all-skin-types
Best For
Dullness
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
medical-approval
all-shades-safe
Moderate Irritant
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: CosIng · EWG · CIR