Porphyra linearis powder

Porphyra linearis powder 1
AKA: Red algae powder, Nori powder
Synthetic
Marine
Not Clean
Porphyra Linearis Powder is a cosmetic ingredient. Assessed as safe by the CIR.
Form
Powder
State
Solid
Functions
Absorbent
Anti-Aging Benefits
Antioxidant Protection
Reduces Inflammation
Traditional Use
A red algae traditionally used in Japanese and Korean cuisine and skincare. Applied topically in Asian beauty practices for its mineral content and potential skin-conditioning properties.
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
Skin Types
●all-skin-types
Best For
Dullness
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory0 listings
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR