Functions and Requirement of Protein

Functions of Protein

Protein has a important physiological responsibility in Human Body.  Protein is mostly used in the body to construct , maintain, keep up and fix body tissues. As it happened , protein intake is greater than that required by the body for this primary function , Excessive protein is converted to energy for mediate use or keep up  in the body as heavy fat. Protein energy will be used only after other energy  source   are worn out or unavailable.

Protein Requirement

The amount of protein required varies for different age group, size and development stage. Even though an adult has achieve maximum growth, protein is necessary for maintain human body tissues. Periods of growth,
including  childhood , infancy and pregnancy, increase the protein required  to provide build materials. Physiological states such as injury, surgical procedure, or burns, increase the need for protein to provide repair materials.  The following table gives the recommended nutritional allowances established by the Food and Nutrition Board, National Academy of Sciences, National Research Council. 1980 Revised.

Table Requirement of Protein