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preservative

Trisodium Ethylenediamine Disuccinate

Generally safe·Strong evidence

A biodegradable chelating agent that binds trace metals to stabilize formulas, often chosen as a gentler alternative to EDTA. It is readily degraded in the environment and poses minimal toxicity concerns at cosmetic concentrations.

Questions

What does trisodium ethylenediamine disuccinate do?
This ingredient is a chelating agent that binds to metal ions (like calcium and magnesium) in hard water, helping other ingredients in the product work more effectively. It's used at low levels in cleansers and cosmetics to stabilize formulas.
Is trisodium ethylenediamine disuccinate a preservative?
No, this is a chelating agent, not a preservative; it does not kill bacteria or fungi. Its role is to prevent mineral buildup and boost the performance of other formula ingredients.

Products with Trisodium Ethylenediamine Disuccinate

References

Cosmetic information for general education, not medical advice. A verdict is a reading of the published evidence, never a guarantee for your skin: any ingredient can irritate someone, so patch test new products and see a professional if you react. Concern is graded on cited evidence, never on hazard-score lists. See how we score.