Bifidobacterium Agar is used exclusively for the cultivation and maintenance of Bifidobacterium species. This medium is used for the cultivation and maintenance of Bifidobacterium species. Special peptone provides essential growth nutrients. Starch acts as protective colloid and shields organisms from harmful substances present in the medium. Glucose is the energy source and sodium chloride maintains isotonic conditions. L-Cysteine hydrochloride helps in creating reduced conditions required for the growth of Bifidobacteria.