A food containing 400 kcalories step 1. has 10 % of Kcals from fat. How may grams of fat does this food contain? Step 2. A food contains 131 kcals , 24 grams carbohydrates . What % of kcals are from carbohydrates ?
Essential nutrients
These are the organic compounds present in the food that provide nourishment essential for the development and growth of our body. Nutrients not only provide us with the required energy to carry out various biological processes but are also the building blocks for repair and growth in our bodies.
Vitamins
The vitamins are organic molecules required in low concentration for the proper functioning of the body. They cannot be generated in the organism and are taken into the body through the diet. The lack of proper vitamins results in diverse deficiency disorders. They are thus called essential nutrients. The important vitamins are vitamin A, vitamin B complex, vitamin C, vitamin D, vitamin K, and vitamin E.
Food is the major energy source for all organisms. The caloric (energy) value of a particular food can be determined from the composition of macronutrients.
Proteins, fats, and carbohydrates are the macronutrients present in food. These macronutrients in the food are used by the cells to provide energy in maintaining the structure and function of the body.
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