Wild Yeast Mediumis recommended for detection of Saccharomyces wild yeast.It is used for the detection of Saccharomyces wild yeast. Malt extract, Peptone and yeast extract provide carbon, nitrogen compounds, long chain amino acids, vitamins and other necessary nutrients to support the growth of yeasts. Dextrose is the suitable carbohydrate for the growth of yeasts. Sodium sulphite and basic fuchsin inhibit the gram-positive microorganisms.