Maitake D-Fraction, a proprietary extract from the Maitake mushroom (Grifola frondosa), is one of nature's most potent and effective immune system supporting constituents. It is a unique protein-bound Beta-1,3/1,6 glucan that research has shown to support overall healthy immune function.

Mushroom Wisdom, with over 25 years of mushroom expertise, is committed to offering you the finest and most effective supplements, manufacturing them in a certified cGMP facility.