Surgical complications from the procedure appear to be relatively low, even for high risk patients, and are similar to other forms of gastric bypass. Resolution of diabetes, high blood pressure, high cholesterol and sleep apnea are comparable for sleeve gastrectomy patients and those who have undergone other restrictive procedures.

Bariatric surgeries are not without severe risks including death and should only be considered as a last resort for weight loss. Weight loss varies according to the individual. This surgery is designed for those with a body mass index equal to or greater than 40, or equal to or greater than 35 with serious co-morbidities.