Nutrition is the science that interprets the interaction of nutrients and other substances in food (e.g. phytonutrients, anthocyanins, tannins, etc.) in relation to maintenance, growth, reproduction, health and disease of an organism.
Nutrition includes food intake, absorption, assimilation, biosynthesis, catabolism and excretion.
Nutrition has two main sub-fields namely Animal nutrition and Plant nutrition.
vCalc's Nutrition folder contains formulas that pertain to nutrition.