The ingredient, explained
Undaria Pinnatifida Extract
Undaria pinnatifida extract is a preparation obtained from a brown seaweed. A fucoidan-rich preparation from this species has been characterized in topical research, but an ingredient label does not establish that a product uses that same extract.
Explore connectionsIngredient guide
What it is and what it does
About this ingredient: Original study: Separate Fucus and Undaria extract preparations ↗
A verified formulation role is not on file for this name.
A closer look
What the research shows
We have not yet published a checked study for this exact ingredient. This is a gap in our coverage, not a finding that research does not exist or that the ingredient is ineffective.
Ingredient research is not proof that a product containing this ingredient works.
Follow the formula
Products containing this ingredient
From the wider catalogue. Linked by the ingredient list, without an efficacy ranking.
Names and identifiers
- INCI name on ingredient lists
- UNDARIA PINNATIFIDA EXTRACT
Sources for this ingredient record
- Original study: Separate Fucus and Undaria extract preparations ↗ · Recorded Sep 30, 2026
- Official product ingredient declaration ↗ · Recorded Aug 15, 2026