Tolerable Upper Intake Level (UL)

The UL defines the maximum level of total chronic daily intake of a nutrient (from all sources) judged to be unlikely to pose a risk of adverse health effects to humans. ULs may be derived for various life stage groups in the population.


Lipids consisting of three fatty acid molecules bound to a glycerol backbone. Triglycerides are the principal form of fat in the diet, although they are also synthesized by the human body itself. Triglycerides are stored in adipose tissue and represent the principal storage form of fat. Elevated triglycerides in blood are a risk factor for cardiovascular disease.