Since it is in the first part of the small intestine where the absorption of most vitamins and calcium take place, vitamin substitutions are given for a short period, mainly during the period of greatest weight loss.

Every procedure has a risk, but in this type of surgery it is as low as 1-2%. In most cases it is more risky to continue being obese than to undergo surgery with an experienced group.

Any significant weight loss treatment can lead to bothersome symptoms. Hair loss and nail weakness occurs in about 40% of these patients. The hair loss is moderate. Once weight loss is stabilized, hair texture and quality is recovered.