Mushroom Supplement for Health Support: This herbal Turkey Tail mushroom supplement supports digestive and gastrointestinal health and immune system response* Supplement with Turkey Tail: Our digestive health and immune support supplement is formulated with Turkey Tail; our capsules are enriched with prebiotics, bolstering the gut microbiome to maintain your digestive health and gastrointestinal harmony* About Host Defense: Host Defense Mushrooms was founded by renowned mycologist Paul Stamets; our mushroom mycelium is certified organic, non-GMO, gluten-free, and grown in the USA* Powered by Mushroom Mycelium: Our organic mushroom mycelium is grown on organic brown rice substrate; third-party studies show that mushroom mycelium and fermented rice substrate support your health* Digestive Health Support Supplement: As a dietary supplement, take 2 mushroom capsules once daily with food or on an empty stomach, or as recommended by your healthcare advisor