EDTA

AKA: Edetic acid, Ethylenediaminetetraacetic acid, 60-00-4, Edathamil, Sequestrol, Havidote, Titriplex, EDTA acid, Sequestrene aa
Synthetic
Chelating Agent
Clean
1,2-Ethanediamine, N,N,N',N'-tetrakis(carboxymethyl)-
Solubility 1000000
Formula
C10H16N2O8
Mol. Weight
292.24
CAS #
60-00-4
Form
Powder
State
Ethylenediamine tetraacetic acid is a colorless crystalline solid. It is slightly soluble in water. The primary hazard is the threat to the environment. Immediate steps should be taken to limit its sp
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Chelating
Grabs onto metal ions in water that would destabilize the formula. Keeps your product from going bad or changing color.
Removes Metal Ions
Binds metal ions
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed3 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
2
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Mixed Eye Irritation Results
3 studies / 1 irritating / 2 not irritating (CIR 285)
Concentration Guide
Leave-on0.0000055–0.1%
Rinse-off0.000004–2%
0%50%100%
CIR reported use · 2019 survey
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR