This document discusses the importance of protein for the human body. It notes that protein is essential for muscles, bones, hair, skin, nails, blood cells, hormones, enzymes and other tissues. It states that 9 out of 10 Indians and 85-90% of vegetarians are protein deficient. It recommends daily protein intake amounts based on body weight and provides examples of the protein content of various foods. The document then discusses the effects of low protein intake on the body and recommends choosing a high-quality plant-based protein supplement to help fill protein gaps.