General Dosage
150mcg daily for adults (RDA)
Maximum dose: 1,100mcg (1.1mg) daily Tolerable Upper Intake Level for adults (IOM)
Iodine (Thyroid) Dosage Guide
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Dosage Recommendations
General recommendation: 150mcg daily for adults (RDA)
Timing: Any time of day with food • Take with food for best absorption.
Dosage by Condition
| Condition | Recommended Dose | Evidence |
|---|---|---|
| General thyroid support | 150mcg daily | Strong |
| Pregnancy/lactation | 220-290mcg daily | Strong |
| Mild iodine deficiency | 150-250mcg daily | Strong |
Upper limit: 1,100mcg (1.1mg) daily Tolerable Upper Intake Level for adults (IOM)
Timing & Absorption
Any time of day with food
Best taken with food for optimal absorption.