Yeast Extract Soy Broth (TSB no animal) a general purpose medium, is similar to Trypticasein Soy Broth but with all its components of vegetable origin. It is a medium rich in nutrients for general use in Microbiological laboratories. It supports the abundant growth of fastidious microorganisms such as pneumococci, streptococci, Neisseriae etc. Soy peptone provides nitrogen, vitamins, minerals and amino acids essential for growth. Yeast extract is a source of vitamins, particularly of the B-group. Dextrose is the fermentable carbohydrate providing carbon and energy. Sodium chloride supplies essential electrolytes for transport and osmotic balance. Dipotassium phosphate acts as a buffer system.
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