Nutritional biochemistry is a sub discipline that is made up of the basic knowledge, concepts, and methodology related to the chemical properties of nutrients and other nutritional constituents and to their biochemical, metabolic, physiological, and epigenetic functions. Nutrition & Metabolism contain in molecular nutrition in the context of obesity, diabetes, lipedemias, metabolic syndrome and exercise physiology.  Proteins, Vitamin and minerals are help in growth and repair of the body function. Nutritional biochemistry is the study of nutrition as a science. Nutritional biochemistry deals with various studies in nutrients, food constituents and their function regarding humans and other mammals, nutritional biochemistry specifically focuses on nutrient chemical components, and how they function biochemically, physiologically, metabolically, as well as their impact on disease. Nutritional Biochemical research is mostly involved upon defining dietary and nutritional needs in sick and healthy individuals and the reduction of side effects of pharmaceutical drugs. A journal is a periodical publication intended to further progress of science, usually by reporting new research.