[ [ Micronutrient ] An element or substance with nutritional value that is only required in trace amounts. Compare Macronutrient. More ]
An element or substance with [ Nutrient ] A substance that provides nourishment essential to life. Nutrients may either be organic, as in carbohydrates, fats, proteins and vitamins, or inorganic, as in minerals, oxygen and water. They are derived from the environment, typically food, and may be synthesised in the body from other nutrients, or derived from dietary supplements. Compare: drugs Also see: Macronutrient and Micronutrient More value that is only required in trace amounts.
Compare [ Macronutrient ] A nutrient that is consumed in large quantities and forms the bulk of the biomass of an organism. In animals, the macronutrients are carbohydrates, fats and proteins. In plants, the macronutrients include calcium, magnesium, nitrogen, phosphorus, potassium and sulphur. Compare Micronutrient. More.