Disodium EDTA

AKA: 139-33-3, EDTA disodium salt, Edta disodium, Titriplex III, Anhydrous, Endrate disodium, Disodium ethylenediaminetetraacetate, Edetic Acid, Disodium Salt, Ethylenediaminetetraacetic acid, Disodium salt
Synthetic
Chelating Agent
Clean
Disodium dihydrogen ethylenediaminetetraacetate
Formula
C10H14N2Na2O8
Mol. Weight
336.21
CAS #
139-33-3, 6381-92-6
Form
Powder
State
Liquid; Dry Powder; Other Solid
Functions
Chelating
Grabs onto metal ions in water that would destabilize the formula. Keeps your product from going bad or changing color.
Viscosity Controlling
Antioxidant
Anti-Inflammatory
Boosts Collagen
Binds metal ions
Controls product thickness
Traditional Use
Synthetic chelating agent developed in the 1930s-1940s as an alternative to natural phosphates; used in cosmetics to bind metal ions and prevent product degradation and oxidation.
EWG
2
CIR
Reviewed by CIR
Pregnancy
Yes
CIR Safety Findings
all-shades-safe
Regulatory Status
USAunder review
EUrestricted
JAPANrestricted
CANADArestricted
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
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.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR