Nutrition is the biochemical and physiological process by which an organism uses food to support its life. It includes ingestion, absorption, assimilation, biosynthesis, catabolism and excretion. The science that studies the physiological process of nutrition is called nutritional science.

What do we mean by nutritious?

: having substances that a person or animal needs to be healthy and grow properly : promoting good health and growth. See the full definition for nutritious in the English Language Learners Dictionary. nutritious.

Does nutritious mean healthy?

Healthy just means a food that stops you from getting sick and keeps you living longer. Nutritious means a food that fills you with the sufficient amount of nutrients (vitamins, carbohydrates, proteins) your body requires to survive.