E917
Potassium iodate
What research says
How it’s made and used
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Iodine levels in salt2
In Kenya, 62% of salt samples had enough potassium iodate, but 24% had too little and 13% too much.
The signal at the top counts the findings in people and in animal and lab studies. A concern in studies of people outranks animal and lab studies, and “No concerns” needs at least two findings in people. Findings whose study type is not stated are shown but not counted. This page is a reference, not medical advice. It describes what regulators and published research say. Talk to a doctor or dietitian about your own diet.
Regulatory status
Checked Sep 2026-
United States Permitted FDA 21 CFR 184.1635
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Canada Permitted Health Canada · Bleaching Maturing Dough Conditioning Agents
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 checkProducts
The 6 most-scanned of 1,113 products on Open Food Facts that list potassium iodate.
- Sel de table iodé Star · 400 g 0 additives
- Sun-Dried Tomatoes with sea salt Baresa · 100 g 0 additives
- Grissini Breadsticks Rivercote · 125 g 0 additives
- Porcini Mushroom and Ricotta Tortelloni Italiamo · 250 g 1 additive
- Jambon fumé de la forêt noire Schwarzwälder Schinken Dulano Selection · 200 g 2 additives
- WHAT THE CLUCK Soy based chicken style chunks THE VEGETARIAN BUTCHER 3 additives
References
- 1Potassium iodate. Wikipedia. Accessed September 26, 2026.
- 2Githinji GG, Njine N, Njihia J, Mwihia J, Ransom J. Potassium iodate levels in processed edible salts available in retail shops throughout Kenya, 2013. Public Health Nutr. 2018;21(13):2482-2484. doi:10.1017/S1368980018000915