Keep your immune system defense as strong as it can be AHCC immune system support. ImmPower by American BioScience maintains peak natural killer cell function. Supports enhanced cytokine production. Promotes optimal T-cell & macrophage activity. Gluten free. AHCC (Active Hexose Correlated Compound), is made from hybridized mushrooms used in traditional Japanese healing, cultured in a liquid medium. It delivers activated hemicelluloses, glyco-proteins, amino acids and oligosaccharides with a unique alpha-1,4 glucan structure. (These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.) Product of Japan.