Supplement Articles: In the last few decades there have been a considerable changes in the way bodybuilders supplement their diets. Research in sports nutrition shows that the consumption of protein, amino acids, minerals, and vitamins is steadily climbing, while athletes consume smaller amounts of carbohydrates and fats. This article explains the general differences in diet between bodybuilder and others when it comes to supplemntation, and also describes the types of supplement programs suitable for regular training and intense competitive training. Other articles outlines the specific use and application of various supplements for the nutritional needs of all athletes before, during and after competition.