What are the nutrients are in nutrient agar?

Sugar and Beef. Sugar and beef extract (bouillon). The sugar provides the energy via glucose and the beef provides protein. Gelatin is used to solidify the agar.
N, protein, carbs, Nutrient Agar is a growing media gel containing peptone organic nitrogen, & beef extract/yeast extract. These contents provide vitamins, carbohydrates, nitrogen, & salts. It allows growth of microbes for research & clinical purposes, including antibiotic sensitivity evaluation, & bacteria ID.