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Chelating Agent

TETRASODIUM GLUTAMATE DIACETATE

CAS 51981-21-6 Updated
84

Safety score · 0–100

Good

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

About

A biodegradable chelating agent made from amino acid glutamate — captures metal ions to stabilise products. A safer, greener alternative to EDTA with very low irritation.

Function

CHELATING

Skin benefits

  • Biodegradable chelator — replaces EDTA
  • Improves preservative efficacy
  • Plant-derived from glutamic acid
  • Stable and non-toxic

Known concerns

  • Mild eye irritation in concentrate
  • Standard formulation caveats

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

PC

PubChem

U.S. NIH compound data, GHS hazard codes and toxicity literature.

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.