Solaray Reishi is a dietary supplement in capsule form containing 500 mg of Reishi extract. Reishi is a medicinal mushroom used in Traditional Chinese Medicine for its adaptogenic and antioxidant properties. It is used to strengthen the immune system, improve stress resistance, reduce fatigue, and promote overall health. This product may be beneficial for people experiencing tiredness and fatigue, as it helps boost energy and improve well-being. Ingredients Composition: Each 2 capsules: 1,000 mg of organic and fermented Reishi mushroom (mycelium/biomass from organic whole grain oats).