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Six categories of nutrients, three of them provide calories.

There are six categories of nutrients. Some of these nutrients provide calories.

Carbohydrates provide – 4 kcal/gm
Lipids – 9 kcal/gm
Proteins – 4 kcal/gm
Vitamins
Minerals
Water

Acohol provides 7 kcal/gm. However, alcohol is not a nutrient, it is a drug.




 

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