Sodium thiosulfate (E539)
Updated October 2, 2026
Sodium thiosulfate (E539) is a food additive in the “antioxidants” group. It appears in 18 products in our database, 15 of them sold in the US.
Quick facts
- Also known as
- E539
- E-number
- E539
- Function
- Antioxidants
- Found in
- 18 products (15 sold in the US)
Foods that commonly contain Sodium thiosulfate
Share of published products in each category whose ingredient list includes Sodium thiosulfate.
Popular products with Sodium thiosulfate
NOVA 2 
NOVA 2 
e NOVA 4 
e NOVA 3 
NOVA 2 
NOVA 4 Sodium thiosulfate-free alternatives
Popular products from the same categories that don't list Sodium thiosulfate and score Nutri-Score A–C.
c 
c NOVA 3 
b NOVA 3 
a NOVA 3 
c NOVA 4 How to spot Sodium thiosulfate on a label
Look for any of these names in the ingredient list:
Related additives
Frequently asked questions
What foods contain Sodium thiosulfate?
In our database, Sodium thiosulfate most often appears in groceries, frozen foods, snacks and meals.
How many products contain Sodium thiosulfate?
18 published products on Foodmetria list Sodium thiosulfate, including 15 sold in the United States. Counts come from ingredient lists in Open Food Facts and update daily.
Product data: Open Food Facts (ODbL), updated daily. Additive information is for general education and is not medical advice. Always check the package label. Our methodology.