Beta Glucan Immune delivers 250 mg of Wellmune® whole glucan particle per capsule, providing beta 1,3/1,6 glucan—a unique complex carbohydrate purified from Saccharomyces cerevisiae (baker’s yeast). It is natural, non-genetically modified (non-GMO), hypoallergenic, patented, and generally recognized as safe (GRAS). Taken orally, Beta Glucan Immune primes and mobilizes the cells that support the body's first-line immune response.*