Ethylenediamine Tetraacetate (EDTA) is a chelating agent used in cosmetic formulations to bind metal ions, improving product stability, enhancing preservative efficacy, and preventing discoloration or rancidity. It is a functional formulation ingredient rather than a skin-active treatment.
| Reported effect | How often | Notes |
|---|---|---|
Mild skin irritation | Rare | Occasional irritation reported, generally at higher concentrations or with prolonged contact. |
Allergic contact dermatitis | Rare | Sensitization is uncommon; documented in occasional patch-test cases. |
Eye irritation | Uncommon | May cause stinging or irritation if products reach the eyes. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
Peer-reviewed papers on this ingredient, via PubMed.