Nutricost Organic Reishi Mushroom Powder is a high-quality dietary supplement that is USDA Certified 100% Organic. This vegan, non-GMO, and gluten-free product comes in an 8 oz container, providing 227 servings per container with 1 gram per serving. It is third-party tested and made in a GMP compliant, FDA registered facility, ensuring its quality and safety.