Proteins are the most important molecules in our cells. Proteins are involved virtually in every cell function. Some proteins contribute in structural support, while others are involved in defense against germs. Functional Proteins are essential in day to day life to keep the body working. Since functional proteins are used to develop, grow and maintain every part of our body — from our skin and hair to our digestive enzymes and immune systems it is not limited for athletes but it is the requirement of every individual. Demand for plant proteins in beauty and personal care products is expanding. For example, hydrolyzed soy protein is rich in amino acids, which are considered to be one of the best for both skin and hair.