Tolerable Upper Intake Levels Ul

A tolerable upper intake level for iodine has been set at 1100 μg 1 1 mg day gropper and smith 2015.
Tolerable upper intake levels ul. Toxic effects of excess iodine intake. The tolerable upper intake level is the highest level of daily nutrient intake that is likely to pose no risk of adverse health effects in almost all individuals. Tolerable upper intake level ul is defined as the highest level of nutrient intake that does not increase the risk of adverse health effects to almost all individuals in the general population.
As intake increases above the ul the risk of adverse effects increases. If the nutrient intake increases above the tolerable upper intake level or ul the risk of ill effects may also increase. Tolerable upper intake level ul the highest level of nutrient intake that is likely to pose no risk of adverse health effects for almost all individuals in the general population.