Undaria Pinnatifida (Wakame) Extract

Undaria pinnatifida (wakame) extract is a marine algae derivative containing polysaccharides such as fucoidan, along with minerals and amino acids. Skincare uses it for conditioning and a hydrated feel, with evidence varying by preparation.
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Snapshot

Overview
Wakame seaweed extract that hydrates and conditions the skin.
Category
Antioxidant, Hydration, Soothing, Skin Conditioning
Type
Botanical Extract

Ratings

Overall Rating

Good

Comedogenic Risk

None

Not typically evaluated for comedogenicity — no standardized rating available.

Is Undaria Pinnatifida (Wakame) Extract a Good Ingredient?

It rates Good because seaweed polysaccharides like fucoidan have supportive, though not extensive, data for soothing and hydration, and purified extracts tend to be low in irritation.

Skin Benefits

Helps skin feel cushioned and calm, promoting a supple appearance, and offers antioxidant care from seaweed-derived components.

Uses in Skincare & Cosmetics

Included in serums, essences, moisturizers, and sheet masks that aim for a dewy finish.

Safety

Usually well tolerated, but those sensitive to seaweed or iodine should patch test. Discontinue if redness or itching occurs; no common regulatory restrictions noted.