Organic mushroom are vegan, excipient free and contain no fillers or additional ingredients. The organic mushroom mycelium biomass is cultured on organic whole oats and then fermented. A mycelium is the vegetative portion of a fungus. It is through this root-like substance that the fungus absorbs nutrients.Ingredients:Supplement Facts Serving Size: 1 Teaspoon (2 Grams) Amount PerServing% DailyValueCalories10 Total Carbohydrate2 g 1% Fermented Organic Chaga Mushroom** (Inonotus obliquus) 250 mg * Fermented Organic Maitake Mushroom** (Grifola frondosa) 250 mg * Fermented Organic Reishi Mushroom** (Ganoderma lucidum) 250 mg * Fermented Organic Royal Agaricus Mushroom** (Agaricus blazei) 250 mg * Fermented Organic Shiitake Mushroom** (Lentinula edodes) 250 mg * Fermented Organic Turkey Tail Mushroom** (Coriolus versicolor) 250 mg * Fermented Organic Cordyceps Mushroom** (Cordyceps militaris) 250 mg * Fermented Organic Lion's Mane Mushroom** (Hericium erinaceus) 250 mg * Percent Daily Value based on a 2,000 calorie diet.* Daily Value not established.Other Ingredients: **Mycelium/Organic Whole Oat Biomass.