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The ingredient, explained

Edta

EDTA has published research relevant to cosmetic safety assessment.

Chelating
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Ingredient guide

What it is and what it does

1‚2-Ethanediamine, N,N,N',N'-tetrakis-carboxymethyl--

About this ingredient: EU CosIng ingredient registry (via Open Beauty Facts taxonomy) ↗

Chelating
Binds metal ions that can affect product stability or appearance.

Function definitions: European Commission ingredient function definitions (SCCNFP/0299/00, pages 16 to 20) ↗

Registry functions describe possible formulation roles, not results for a finished product. A dictionary entry is not an approval or a safety assessment.

A closer look

What the research shows

Safety assessment

The assessment relates toxicology and limited skin uptake to cosmetic exposure and cautions that chelation can increase penetration of coingredients.

What this does not tell us

Group safety review, not efficacy research. Oral toxicity and aerosol exposure require different interpretation from ordinary dermal use.

Sources for this summary. PubMed 12396676 ↗

Research review checked Oct 1, 2026

Selective exact-identity review of 2 supplied local candidates and the targeted primary-source search recorded below. Bounded review, not a systematic search.

Ingredient research is not proof that a product containing this ingredient works.

Read the 1 selected study

Follow the formula

Products containing this ingredient

All 34 products ↗

From the wider catalogue. Linked by the ingredient list, without an efficacy ranking.

Names and identifiers

Registry identity

1‚2-Ethanediamine, N,N,N',N'-tetrakis-carboxymethyl--

INCI name on ingredient lists
EDTA
CAS registry number
60-00-4
EC number
200-449-4
Other recorded names (1)
  • edetic acid

Sources for this ingredient record