Pure Whey Protein contains all the essential amino acids in higher concentrations than soya and vegetable protein sources. It has the highest biological value (BV) of all protein sources which means it is the best absorbed and utilised protein by the body. Protein is an important macronutrient in the body for cleansing, by increasing glutathione levels, which plays an important role in detoxification. Adequate intake of protein is essential for proper wound healing. Elderly adults may require higher levels of protein intake due to poorer utilisation. Failure to meet protein needs may negatively affect immune function and recovery from medical complications. Individuals competing in endurance sports or weight training generally require higher protein consumption than the typical daily requirement.