Cordyceps Sinensis Extract Powder100% pure Organic Cordyceps Sinensis Mushroom 100 grams 3. 6 ounces Cordyceps is one of the oldest Chinese remedies to boost the immune system, fight disease and fatigue, promote more energy, and induce vitality! This herb increases the natural killer cells in your body that help to treat, protect, and prevent harmful activity in the body whether it be from sickness, disease, stress, free radicals, or other environmental pollutants. The polysaccharide