For diabetic patients, lipoic acid is sometimes needed to improve their neurological function, because diabetic patients are prone to diabetic neuropathy, whether it is diabetic peripheral neuropathy or diabetic autonomic neuropathy, oxidative stress is the central link in the whole pathogenesis, and the role of lipoic acid is to inhibit oxidative stress, so as to improve the patient’s neuropathy symptoms. Therefore, lipoic acid is very important for patients with diabetic neuropathy. The symptoms of numbness in the hands and feet are very obvious before the use of this drug, and sometimes even painful.