This potent “Elixir of Life” is a revered yang tonic - kindling energy, passion and drive - and master architect - building and enhancing immune, brain, heart and hormone function Cordyceps works to protect against infection, inflammation, and disease by stimulating the production of natural killer cells, the body’s first line of defense against pathogens, while aiding in recovery from illness, fatigue and stress. Countless studies show what historians know: folks healers have effectively used this uniquely potent antioxidant to protect the liver, kidney, and lungs; support the thyroid; fuel energy; ignite the libido; build endurance; and promote longevity.