Table 2 Iodine exposure levels and corresponding iodine status
From: Iodine in commercial edible iodized salts and assessment of iodine exposure in Sri Lanka
Exposure level (μg/day) | Iodine status |
|---|---|
<30 | Severe deficiency |
30 – 74 | Moderate deficiency |
75 – 149 | Mild deficiency |
150 – 299 | Optimal nutrition |
300 – 449 | Above requirement |
>449 | Excessive |
>1100 | Above upper tolerance level |