FDA drops over-the-counter age limit for Plan B One-Step June 20, 2013 | By Amina Khan Plan B One-Step, an emergency contraceptive, was approved by the Food andâ¦
Definition of micronutrient - a chemical element or substance required in trace amounts for the normal growth and development of living organisms. Definition of micronutrient - a chemical element or substance required in trace amounts for the normal growth and development of living organisms. dictionary thesaurus
Macronutrients are nutrients that provide calories or energy. The prefix makro is from the Greek and means big or large, used because macronutrients are required in large amounts. There are three broad classes of macro-nutrients: proteins, carbohydrates, and fats.