Background Although zinc deficiency is common after bariatric surgery, its incidence is
underestimated. The objective was to monitor zinc and nutritional status before and 6, 12 …

Up to 50% of patients have zinc deficiency before bariatric surgery. Roux-en-Y gastric
bypass (RYGB) is the commonest bariatric procedure worldwide. It can further exacerbate …

Background There are limited data on the prevalence of copper and zinc deficiency in the
long term after bariatric surgery. Methods We analysed copper and zinc serum levels in a …

Background: Micronutrient deficiencies are common in patients undergoing gastric bypass.
The effect of this type of surgery on zinc absorption and zinc status is not well known …

Background: Previous researchers have found that the nutritional zinc status in obese and
diabetic subjects is altered: low zinc concentrations in plasma and erythrocytes with high …

Background Zinc and copper are two essential trace elements. However, few studies have
been conducted specifically to investigate these deficiencies in patients who underwent …

Background Bariatric surgery is widely performed to improve obesity-related disorders, but
can lead to nutrient deficiencies. In this study we examined serum trace element …

Results: Thirteen patients were identified to have copper deficiency suggesting a prevalence
of copper deficiency of 9.6%, and the majority of these had concomitant complications …

A large number of patients undergoing bariatric surgery are deficient in copper, and Roux-
en-Y gastric bypass can further aggravate it. Delays in diagnosis and treatment of copper …

Background & aims Roux-en-Y gastric bypass (RYGB) is an effective treatment for obesity.
However, it also leads to multiple nutritional deficiencies. Much is known about the short …