Tetrasodium EDTA

Keeps the formula stable.

What it is

A salt of EDTA, an ingredient made in a lab that latches onto metals and minerals.

Binds traces of metals and minerals so they do not affect the product's stability or appearance.

A short summary from the dictionary, not yet an in-depth article. About these entries

What it does in a formula

Keeps the formula stableOfficial EU function: Chelating

What official sources say

Worth knowing · The pure substance, EU

As a pure substance it can irritate or damage skin or eyes (EU harmonised classification). How much a product contains matters.

Regulation (EC) No 1272/2008 (CLP), consolidated text, Annex VI Part 3 Table 3 (harmonised classifications), retrieved 2026-10-09

Worth knowing · The pure substance, EU

As a pure substance it is harmful by its classification (acute or organ toxicity) (EU harmonised classification). How much a product contains matters.

Regulation (EC) No 1272/2008 (CLP), consolidated text, Annex VI Part 3 Table 3 (harmonised classifications), retrieved 2026-10-09

A label gives no amounts, so none of this says a product is unsafe.