K-Beauty โ€บ Library โ€บ INCI decoder

Trisodium Ethylenediamine Disuccinate: what it is in skincare

โšก Quick answer: A biodegradable chelator that ties up metal ions to help support a formula's stability.

A biodegradable chelator that ties up metal ions to help support a formula's stability.

What it does

Function: chelator. Chelators bind stray metal ions so formulas stay stable and effective for longer.

How to spot it on a label

On a Korean product's INCI list, look for Trisodium Ethylenediamine Disuccinate. Ingredients are listed high-to-low by amount, so its position hints at how much is in the formula. See all chelators โ†’

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Related

Disodium EDTATetrasodium EDTASodium Phytate
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โœ๏ธ Written & reviewed by the KoreaPlus Editorial team โ€” dermatologist-informed, cosmetic-science researched & source-cited. Last reviewed 2026-06-21.

General educational information using cosmetic structure-function wording โ€” not medical advice. Always patch-test new actives. ยฉ KoreaPlus.