Most useful for maintaining good health rather than treating poor health. Can help those exposed to toxic chemicals and radiation. Has a general tonic effect on the body, in particular the adrenal glands, helping the body to withstand heat, cold, infection, other physical stresses, and radiation. Improves stamina and mental resilience, and reduces the effects of physical stress such as those endured during athletic training. Most effective in the treatment of prolonged exhaustion and debilitation resulting from over-work and long-term stress. Also stimulates immune resistance and is effective in recovery from chronic illness. Helps to prevent infection, maintains well-being, sometimes useful in treating impotence.