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Table 3 Analysis of nutritional deficiencies and supplement use after metabolic bariatric surgery

From: Enhancing nutritional health and patient satisfaction five years after metabolic bariatric surgery with targeted supplementation

Supplement Category

Short-term Deficiencies (%)

Short-term Deficiencies °

Long-term Deficiencies (%)

Long-term Deficiencies °

generic bariatric multivitamin supplements

19.1%

Iron (33.3%), Vitamin D (33.3%), Vitamin B12 (13.3%)

20.6%

Iron (36.7%), Vitamin D (20%), Vitamin B12 (16.7%)

bariatric specific supplements

47.1%

Iron (29.2%), Vitamin D (29.2%), Proteins (20.8%)

23.5%

Iron (41.7%), Vitamin D (16.7%), Zinc (16.7%)

complete nutritional support

27.3%

Iron (62.5%), Folic Acid (12.5%), Vitamin B12 (12.5%)

27.3%

Iron (62.5%), Vitamin D (25%), Vitamin B12 (12.5%)

generic multivitamin supplements

33.3%

Vitamin D (33.3%), Iron (33.3%), Calcium (16.7%)

46.7%

Vitamin D (44.4%), Iron (22.2%), Folic Acid (16.7%)

other supplements

40%

Vitamin D (39.1%), Iron (34.8%), Magnesium (13%)

34.3%

Iron (60%), Vitamin D (40%)

  1. The table presents the percentages of short- and long-term nutritional deficiencies associated with each category of supplements taken by patients undergoing metabolic bariatric surgery (MBS). Short-term deficiencies were defined as those occurring within the first 12 months after surgery, while long-term deficiencies were those persisting or emerging beyond 12 months. Deficiencies assessed include iron, vitamin D, vitamin B12, calcium, folic acid, zinc, proteins, and magnesium. Type of supplements: (a) generic bariatric multivitamin supplements generally formulated for patients undergoing MBS without specific adjustments according to the type of surgical intervention; (b) bariatric specific supplements specifically designed to meet the nutritional needs specific to the type of MBS performed; (c) complete nutritional support: This category encompasses patients who require comprehensive supplementation, typically including a multivitamin combined with additional nutrients to address individual deficiencies; (d) generic multivitamin supplements: This group includes all forms of multivitamin supplements, whether standalone or combined with proteins or other components; (e) other supplements: Supplements used to target specific diagnosed deficiencies are categorised here, such as symbiotics, zinc, calcium and Vitamin D, iron supplements, Vitamin C, Omega 3, and folic acid. Only the 3 most common deficiencies (°) for each supplement category are shown to highlight the most clinically relevant outcomes