Obesity type 2 diabetes mellitus is a common metabolic disease in clinical practice, and its prevalence is increasing rapidly with the aging of the population and changes in lifestyle. Acupuncture, as a distinctive therapy, has its unique advantages in the treatment of obesity type 2 diabetes and has an irreplaceable role in a variety of treatment methods. The author organized the literature on acupuncture and its related therapies to prevent and treat obesity type 2 diabetes in recent years and found that acupuncture and its associated therapies to prevent and treat obesity type 2 diabetes mainly include: simple acupuncture, electroacupuncture, acupoint catgut embedding therapy, auricular-plaster therapy and other treatments, all of which can safely and effectively improve clinical symptoms, acupuncture and its related therapies to treat obesity type 2 diabetes has a broad prospect, worthy of further clinical promotion.