Undaria pinnatifida root powder

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AKA: Wakame, Alga
Plant-Derived
Humectant
Skin Conditioner
Marine
Not Clean
Undaria Pinnatifida Root Powder is the powder obtained from the dried, ground roots of the Alga, Undaria pinnatifida, Alariaceae
Family
Alariaceae
Plant Part
Root
Form
Powder
Functions
Humectant
A moisture magnet. Pulls water from the air and deeper skin layers up to the surface to keep skin plump and hydrated.
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
The root of wakame seaweed was traditionally valued in East Asian medicine and food systems. Modern cosmetic powders represent a continuation of traditional practices emphasizing the mineral-rich properties of the whole seaweed plant.
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
Anti-Aging
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