Our Yeast beta-1,3-D Glucan product is a special compound derived from the cell walls of yeast ( Saccharomyces cerevisiae ). Yeast GlucanDefinitionOur Yeast β-1,3-D Glucan product is a special compound derived from the cell walls of yeast .( Saccharomyces cerevisiae ). Its chemical structure is long beta 1,6- glucan branched beta 1,3- glucan. It is widely accepted now that the β-1,3-glucan ...