Importance of Protein

Proteins is one of macronutrients along with carbohydrates and fats which provides energy. Human body utilizes proteins for several purposes such as repairing and building of tissues, acting as enzymes, serves as hormones and supports immune system. Each of these functions requires different types of proteins. Protein requirement is based on age, sex, weight and physical activity levels of an individual. The Recommended Dietary Allowance (RDA) of protein for a healthy adult man and woman is 1.0g per kilogram body weight per day.