The function of deer antler is to nourish kidney yang, improve blood essence, and strengthen muscles and bones. Clinical application: 1. Deer antler is sweet and warm. It is an affectionate product of flesh and blood. It can tonify the kidney and strengthen yang, replenish essence and fill marrow, and is used to treat kidney yang deficiency. 2、 Deer antler has the effect of tonifying liver and kidney, essence and blood, strengthening tendons and bones, and can treat liver and kidney insufficiency, weakness of muscles and bones. 3、 Deer antler can nourish the liver and kidney, regulate Chong Ren, firm the veins, and treat Chong Ren deficiency cold, metrorrhagia and metrorrhagia. 4、 Velvet antler can warm and nourish blood essence, and support sore toxin externally. It can cure sore that has been ulcerated for a long time and has not converged.