E539Antioxidant · Sequestrant

Sodium thiosulfate

What the research shows

Not enough

published research on this page yet

How we decide

A white solid that dissolves well in water.

Written from English Wikipedia¹

Vegan
Vegetarian

Regulatory status

Checked Sep 2026

United States Permitted FDA 21 CFR 184.1807
Canada Permitted Health Canada · Other Accepted Uses

Status reflects the named register on the date checked. It is not a safety rating. A country appears here once we've found this ingredient on its official list.

How we check

Products

The most-scanned of 22 products on Open Food Facts that list sodium thiosulfate.

Iodized Salt Winco Foods 3 additives

References

1Sodium thiosulfate. Wikipedia. Accessed September 26, 2026.