Trisodium Ethylenediamine Disuccinate: What is this ingredient?
A chelating ingredient used to bind metal ions and improve formula stability in cosmetics.
Trisodium Ethylenediamine Disuccinate
One-line definition
A chelating ingredient used to bind metal ions and improve formula stability in cosmetics.
Key functions
A chelating ingredient used to bind metal ions and improve formula stability in cosmetics.
Chelating
Skin response can vary by skin type and formula, so patch testing is recommended for sensitive skin.

LA ROCHE-POSAY
sun-care
Product Guide • 2026-04-26