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Lauryl aspartic acid, l-

CAS 31262-66-5

Also registered as 1 other CAS number

45259-30-1

Lauryl aspartic acid, l- chemical structure

Concern score

Not assessed — no hazard data yet.

Lauryl aspartic acid, l- in plain language

What it is

On cosmetic ingredient lists it appears as “Lauryl aspartic acid”.

Also known as Lauryl aspartic acid · (2S)-2-(dodecylamino)butanedioic acid · Aspartic acid, n-dodecyl-, l- · L-aspartic acid, n-dodecyl- · L-Aspartic acid, N-dodecyl-,Aspartic acid, N-dodecyl-, DL- · L-lauryl aspartic acid

Show all 9 names

Q27269766 · UNII-86V08SSB2E · dodecylaspartic acid

What it does

Used in cosmetics as a cleansing agent.

  • Cleansing
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 chemical.

Regulation

No restrictions found. Lauryl aspartic acid, l- appears in these published regulatory listings.

  • EUCosIngActiveListed in CosIng inventory for cosmetic use.
    • Listed in CosIng inventory for cosmetic use.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for Lauryl aspartic acid, l-. 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 Lauryl aspartic acid, l- yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

4 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 →
  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    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.