noun. a substance needed only in small amounts for normal body function (e.g., vitamins or minerals).
Example sentences of the word micronutrient
1. Noun, singular or mass
If you are concerned that you might be deficient in some areas, a blood panel to measure micronutrient levels and biomarkers will provide a more accurate snapshot than an online questionnaire, says Harbstreet.
The American Gastroenterological Association includes iron deficiency in its list of micronutrient deficiencies that have been linked to taking PPIs.