Iodine Supplementation: Usage “with a Grain of Salt”

Table 2

Median UIE and iodine intake according to the WHO [7].

Median UIE	Iodine intake
General population
<99 μg/L	Insufficient
100–199 μg/L	Adequate
200–299 μg/L	More than adequate
≥300 μg/L	Excessive
Pregnant women
<150 μg/L	Insufficient
150–249 μg/L	Adequate
250–499 μg/L	More than adequate
≥500 μg/L	Excessive
Breastfeeding women and children younger than 2 years old
<100 μg/L	Insufficient
≥100 μg/L	Adequate

UIE: urinary iodine excretion.