Maitake (Grifola frondosa) has been prized in traditional Japanese Herbology for hundreds of years. Modern science has identified in Maitake Proteoglucan, Beta-1,3 glucan and Beta-1,6 glucans combined with protein, as an active constituent to support the immune system. Maitake D-Fraction is a standardized form of pure and active Proteoglucan, specially developed to be optimal for oral administration.
*  Note: Unless otherwise noted, this product has not been evaluated by the Food and Drug Administration. Our natural products are not intended to diagnose, treat, cure, or prevent any disease.