Deer antler gelatin is used internally, dissolved in the right amount of boiling water and taken, or blended into other medicinal juices to be taken, need to be taken under the guidance of a physician. Deer antler gelatin is the name of Chinese patent medicine, made from deer antlers by decocting and concentrating the solid gelatin. It is sweet, salty and warm in nature, and belongs to the kidney and liver meridians. It has the effect of warming the liver and kidney, benefiting the essence and nourishing the blood (tonifying the essence and nourishing the blood). Clinically, it is used to treat symptoms such as blood in stool and urine, blood in leakage (excessive menstrual flow or more than a few drops of menstruation), cold and soreness of the waist and knees, impotence and spermatorrhea, fatigue and lethargy, and swelling and pain of yin gangrene (a general term for a group of slow-onset negative sores and ulcers) caused by insufficiency of liver and kidneys (weakness of liver and kidneys). The use of antler gelatin is to take internally, with the right amount of water to dissolve and take, can also be blended into other medicinal juice to take. It is contraindicated for those with yin deficiency and hyperactivity (deficiency of yin fluid and hyperactivity of yang qi), as well as those with internal heat. Adverse effects are not known. When taking antler gelatin, it should be rationally applied under the diagnosis of professional Chinese medicine practitioners and taken strictly according to the doctor’s instructions, so as not to cause physical discomfort.