Yeast Peptone 2200G is a water-soluble primary grown yeast peptone of the genus Saccharomyces cerevisiae. It is rich in complex B-vitamins such as thiamin, riboflavin, niacin and biotin. It contains a high level of protein in the form of readily and easily assimilated amino acids and peptides. It also contains soluble nucleic acids, vitamins, minerals and other factors to stimulate growth and metabolite production. Click below PDF file for product information.