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Undaria pinnatifida

Concern score

Not assessed — no hazard data yet.

Undaria pinnatifida in plain language

What it is

On cosmetic ingredient lists it appears as “Undaria pinnatifida extract”.

Also known as Undaria pinnatifida extract · Wakame · Alaria pinnatifida · Apron-ribbon vegetable · Asian kelp · Ulopteryx pinnatifida

Show all 8 names

Undaria pinnatifida powder · Undaria pinnatifida whole

What it does

Used in cosmetics as a skin-conditioning agent and a skin protectant. Undaria Pinnatifida Extract is an extract of the Alga, Undaria pinnatifida, Alariaceae.

  • Skin conditioning
  • Skin protecting
Is it a concern?
We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

What we know about this ingredient

FDA GSRS classifies this ingredient as ingredient substance structurallydiverse.

Regulation

No restrictions found. Undaria pinnatifida appears in these published regulatory listings.

  • EUCosIngActiveUndaria Pinnatifida Extract is an extract of the Alga, Undaria pinnatifida, Alariaceae
    • Undaria Pinnatifida Extract is an extract of the Alga, Undaria pinnatifida, AlariaceaeSource →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as structurallydiverse.
    • openFDA substance registry classifies this ingredient as structurallydiverse.Source →

Expert safety opinions

No expert opinion on file for Undaria pinnatifida. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

No graded research studies for Undaria pinnatifida yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

3 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →
  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →
  • openFDA Substance

    registry · updated 2026-05-24

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Catalog

Found in these products

Cosmetic and personal-care products that list Undaria pinnatifida are shown first. Their ingredient lists include Undaria pinnatifida; each product's own rating depends on its whole formula, so it is shown on the product page, not here.