Modern science has identified in Maitake (Grifola frondosa) a 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 the proteoglucan. specially developed to be optimal for oral administration.

• Contains 4X more proteoglucan than Maitake D-Fraction standard capsules.
• Mushroom Wisdom supplements are manufactured in a certified cGMP facility.