Hello! Normal intake of selenium can delay aging, increase immunity, and enhance vitality, which is a very obvious example for preventing arthritis and relieving pain, and even preventing cataract deterioration and enhancing resistance. At the same time, selenium can also promote healthy sexual life and improve sexual function. First, selenium can "sweep away" free radicals and effectively prevent cancer. At the same time, it can reduce the toxicity caused by cancer chemotherapy. Secondly, it interacts with vitamin E to produce heat energy needed by the heart-enzyme Q-which is very effective in preventing and treating heart disease. Thirdly, it becomes the main component of glutathione peroxidase, which is very effective in relieving and preventing neuralgia, rheumatism, collagen disease and arthritis. Fifth, promote sperm activity and reproduction, and at the same time, increase sexual desire. Six, can prevent cadmium, mercury (mercury) and other heavy metal poisoning. Seven, improve immunity. Eight, can delay aging. However, the intake of selenium by human body is not as high as possible. It is found that excessive intake of selenium by livestock will lead to poisoning, stunting, depilation and even death in areas with high selenium content.