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 Pro is standardized form of pure and active Proteoglucan, specially developed to be optimal for oral administration.This product contains 3,000 mg of standardized extract from Maitake mushroom (PD-Fraction) in alcohol free vegetable glycerine base.Dietary ConsiderationsWheat FreeDairy/ Milk FreeGluten FreeVegetarianSoy FreeYeast FreeSugar FreePreservative FreeSalt FreeCorn FreeFree of Artificial Colors/FlavorsServing Size:6 DropServings Per Container:273Amount Per ServingMaitake Mushroom Standardized Extract (PD-Fraction, 30% active proteoglucan) *22 mgOther Ingredients:Vegetable Glycerin, WaterDIRECTIONS: As a dietary supplement, take 6 drops three times a day or as directed by your practicioner.CONTAINS NO alcohol, sugar, yeast, mold, corn, salt, wheat, soy, artificial color, dairy foods, preservatives or synthetic pesticides or fertilizers.WARNING: Keep out of reach of children. Consult a physician before using if pregnant or nursing. Store in a cool dry place. Do not use if seal is broken or missing.