Elderly people can take Glutathione. People with gastroduodenal ulcers or allergy to glutamine should not take it. Glutathione is a kind of nutritive drug, which can promote the recovery of nerve function and improve the quality of sleep. It can also be taken by the elderly if the condition is suitable and there are no relevant contraindications. 1. Gastroduodenal ulcer: glutamine has a certain gastrointestinal stimulation, gastroduodenal ulcer patients taking glutamine may aggravate gastrointestinal mucosal damage, so can not be taken. 2. Glutathione allergy: Glutathione allergic to the crowd, such as after taking the whole body skin itching and other related symptoms of patients can not take. If you need to take glutamine, you can go to the hospital for relevant examinations to determine that there is no contraindication, you can use the drug under the guidance of the doctor.