What it is
A salt of EDTA used at low levels to bind trace metal ions that would otherwise degrade a formula. By tying up those metals it helps keep the product stable, preserves clarity and color, and supports the preservative system.
Safety & warnings
Used at low levels and generally non-irritating.
Origin & sourcing
Synthetic chelating salt.
Questions everyone asks
What does trisodium EDTA do?
It binds stray metal ions so the formula stays stable and effective.
Is it the same as disodium EDTA?
It is a closely related salt of the same chelator, used for the same purpose.