Modern science has identified in Maitake (Grifola frondosa) a proteoglucan, Beta-1,3 and Beta-1,6 glucans combined with protein, as an active constituent to support healthy immune function.

Maitake D-Fraction is a standardized form of the proteoglucan, specially developed to be optimal for oral administration.

• Alcohol-Free vegetable glycerine base
• Contains 4X more proteoglucans than Maitake D-Fraction standard liquids.
• Mushroom Wisdom products are manufactured in a certified cGMP facility.