Potassium iodide
For Potassium iodide, jurisdiction is US FDA (21 CFR 172–178); status is permitted; citation is 21 CFR 172.375; use conditions is source of essential mineral iodine; maximum intake shall not exceed 225 micrograms of iodine daily, recorded from its source on 2026-08-15.
- Additive
- Potassium iodide verified
- Jurisdiction
- US FDA (21 CFR 172–178) our reading
- Status
- permitted our reading
- Citation
- 21 CFR 172.375 our reading
- Use conditions
- source of essential mineral iodine; maximum intake shall not exceed 225 micrograms of iodine daily
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
The food additive potassium iodide may be safely used in accordance with the following prescribed conditions: ( a ) Potassium iodide may be safely added to a food as a source of the essential mineral iodine
— ecfr.gov, retrieved 2026-08-15
Source
- ecfr.govhttps://www.ecfr.gov/current/title-21/chapter-I/subchapter-B/part-172