Vitamin B12 has a certain auxiliary effect on nerve symptoms caused by lumbar disc herniation. Vitamin B12 is one of the B vitamins, which has the function of nutritive nerves, can maintain the normal physiological function of nerve cells, and promote the recovery of nerves, so as to alleviate the symptoms of lower limb numbness, pain, etc., which has an auxiliary effect on the treatment of lumbar disc herniation, but can not have a therapeutic effect on the lumbar disc herniation itself. The treatment of lumbar disc herniation in the clinic is mainly divided into conservative treatment and surgical treatment. Conservative treatment means more, including drug therapy, traction therapy, physical therapy and so on. When conservative treatment is ineffective and the pain worsens, which seriously affects the quality of life, surgical treatment is needed. It is recommended that patients with lumbar disc herniation combine their own medical characteristics, choose the appropriate treatment plan under the guidance of the doctor, and avoid blindly using medication.