1. Carbohydrate 2. Proteins 3. Vitamins 4. Fats 5. Minerals 6. Water
These Nutrients are classified as,
1. On the basis of Requirements. -
Micro Nutrients. - They are found in small quantity in food and required in small amount. Usually the requirements per day ranges from Microgram to Miligram. They are non - calorigenic e.g vitamin and Minerals.
Macro Nutrients - These Nutrients are present in larger amount in food and also Required in large quantity by body . They are Caloriegenic except water.
2. On the basis of Carbon content :-
Organic Nutrients :- Those Nutrients which are composed of carbon are called Organic Nutrients . e.g carbohydrates , protein , fat , vitamin
In- Organic Nutrients :- Those Nutrients that are not composed of carbon are called In organic Nutrients e.g water and minerals.
NUTRITION :-
Nutrition is the science of Nourishing the body . It is the study of various Nutrients , their Characterstics , function , source , Requirement.
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