Is it normal to be losing hair after weight loss surgery?

Yes: This typically results from not eating enough protein. Usually this will get better with supplants of protein. Ask nutritionist at your bariatric program.

Temp hair loss, yes: During the first few months when weight loss is rapid, the nutrient and blood flow to the scalp hair is decreased in order to supply more important organs. Hence, hair.

Telogen effluvium: Yes, it's probably related to telogen effluvium, which is temporary hair loss of varying degree that tends to occur after a stressful event. Common triggers include weight loss and surgery, among others.

Yes: Hair loss after weight loss surgery is not uncommon. Can be due to the stress of the surgery in the first few months. Long term hair loss can be a result of not enough protein. Taking the vitamin biotin can sometimes help as well.