murphyPalmaria palmata extract
AKA: Dulse, Alga
Plant-Derived
Barrier Support
Extract
Not Clean
OriginNative to North Atlantic, Europe. Palmaria palmata is a red algae species harvested from cold North Atlantic waters off Europe. The thallus is extracted through water or solvent infusion to create a concentrated botanical extract.
Palmaria Palmata Extract is an extract of the Alga, Palmaria palmata, Rhodymeniaceae
Family
Palmariaceae
Plant Part
Thallus
CAS #
223751-74-4
Form
Liquid
Skin Types
●all-skin-types
Best For
Dryness
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-reviewed1 paper →
⚖️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 Sensitizer
1 study / 1 not sensitizing (CIR 817)
Concentration Guide
Leave-on0.0005–0.075%
Rinse-offNot reported
0%50%100%
CIR reported use · 2020 survey
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR