murphyGelidiella acerosa extract
AKA: Red Alga
Plant-Derived
Barrier Support
Extract
Clean
OriginIndia, Southeast Asia
Gelidiella Acerosa Extract is an extract of the Red Alga, Gelidiella acerosa, Gelidiaceae
Family
Gelidiellaceae
Plant Part
Thallus
CAS #
223749-81-1
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
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
1 study / 1 not sensitizing (CIR 817)
Concentration Guide
Leave-on0.00065–0.028%
Rinse-off0.0001–0.015%
0%50%100%
CIR reported use · 2020 survey
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR