Various versions push grapefruit or eggs or meat and promise to peel off pounds magically.
They did not originate at Mayo Clinic and are not approved by Mayo Clinic. These diets may promote temporary quick weight loss, however, they are not nutritionally balanced or a safe method of weight loss for long-term success. Such diets can be dangerous for some individuals. The diets prescribed by Mayo doctors and dietitians are individualized for each patient's needs, taking into account medical history and current eating and exercise habits. There is no one diet that works for everyone.