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Ascophyllum nodosum, ext.

CAS 84696-13-9

Also registered as 2 other CAS numbers

84775-78-0 · 100085-36-7

Concern score

Not assessed — no hazard data yet.

Ascophyllum nodosum, ext. in plain language

What it is

On cosmetic ingredient lists it appears as “Ascophyllum nodosum extract”.

Also known as Ascophyllum nodosum extract · Ascophyllum nodosum powder · Ascophyllum nodosum/fucus vesiculosus extract · Fucus vesiculosus extract · Fucus vesiculosus powder · Fucus vesiculosus thalle oil

Show all 19 names

Hydrolyzed fucus vesiculosus extract · Hydrolyzed fucus vesiculosus protein · Ascophyllum nodosum · rockweed · Ascophyllum nodosum whole · Egg wrack · Knotted kelp · Knotted wrack · Knuppetang · Norwegian kelp · Ascophyllum nodosum (linnaeus) le jolis 1863 · Chemical Abstracts Index Name · Kelp

What it does

Used in cosmetics as a humectant, an emollient and a skin-conditioning agent. Ascophyllum Nodosum Extract is an extract of the Alga, Ascophyllum nodosum (L.), Fucaceae.

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

Regulation

No restrictions found. Ascophyllum nodosum, ext. appears in these published regulatory listings.

  • In marketed US drugs

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Cleaning
  • EUCosIngActive8 entries
    • Ascophyllum Nodosum Extract is an extract of the Alga, Ascophyllum nodosum (L.), FucaceaeSource →
    • Ascophyllum Nodosum Powder is the powder obtained from the dried, ground Alga, Ascophyllum nodosum (L.), FucaceaeSource →
    • Ascophyllum Nodosum/Fucus Vesiculosus Extract is the extract of the algae, Ascophyllum nodosum and Fucus vesiculosus.Source →
    • Fucus Vesiculosus Extract is an extract of the dried thallus of the Bladderwrack, Fucus vesiculosus L., FucaceaeSource →
    • Fucus Vesiculosus Powder is the powder obtained from Bladderwrack, Fucus vesiculosus L., FucaceaeSource →
    • Fucus Vesiculosus Thale Oil is an essential oil obtained from the dried thalle of the Bladderwrack, Fucus vesiculosus L., FucaceaeSource →
    • Hydrolyszd Fucus Vesiculosus Extract is a hydrolyzed iodinated extract from the Bladderwrack, Fucus vesiculosus L., FuraceaeSource →
    • Hydrolyzed Fucus Vesiculosus Protein is the hydrolysate of the protein obtained from the Bladderwrack, Fucus vesiculosus L., Furaceae, derived by acid, enzyme or other method of hydrolysisSource →
  • USEPAcommercial use observedEPA CPDat observed this chemical in 9 composition records across product categories including Personal care. EPA CPDat classifies this chemical for functional uses including Softener and conditioner.
    • EPA CPDat observed this chemical in 9 composition records across product categories including Personal care. EPA CPDat classifies this chemical for functional uses including Softener and conditioner.Source →
  • USFDAmarketed drug occurrenceFDA NDC lists this ingredient in 1 active drug products and 1 total products.
    • FDA NDC lists this ingredient in 1 active drug products and 1 total products.Source →
  • 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 Ascophyllum nodosum, ext.. 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 Ascophyllum nodosum, ext. yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →
  • EPA Chemical and Products Database

    exposure · updated November 2016

    Open →
  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →
  • FDA National Drug Code Directory

    regulatory · updated 2026-12-31

    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

Not a strong fit for fragrance avoidance because it carries Fragrance.

Avoid

The ingredient itself is a fragrance-linked signal, so it is better treated as an avoid case when fragrance exposure is the main concern.

Where it has been recorded

How often EPA CPDat has listed Ascophyllum nodosum, ext. in a product composition. These are source records, not Greenveil catalog products.

Source records

9

Named organisations

4

Personal care

Typical roles

HumectantEmollientSkin conditioningSmoothingSoothingPerfuming
See products using Ascophyllum nodosum, ext. →

Catalog

Found in these products

Their ingredient lists include Ascophyllum nodosum, ext.; each product's own rating depends on its whole formula, so it is shown on the product page, not here.

Co-occurrence

Often appears with

Ingredients that frequently appear alongside Ascophyllum nodosum, ext. in the catalog.