It is a department that concerns with applied sciences that work to improve the health status of the individual and society by providing nutritional solutions based on a scientific basis, as the specialist in this science is concerned with improving the health status of individuals by providing nutritional guidelines that work to strengthen immunity and increase prevention of common diseases such as heart disease, Stroke, cancer and diabetes for individuals in the general community. Therapeutic nutrition technologists also play a major role in providing solutions and follow-ups to patients, each according to his condition and health and treatment requirements to ensure speedy recovery and reduce side effects of the drug. The nutritionist has a major role in nutrition programs directed to the community and its various groups, especially those that need attention and follow-up such as pregnant women, children, the elderly and athletes.