Nutritional Deficiencies

PRE-SURGERY POST-SURGERY
    AGB VSG/LSG RYGB/RNY BPD/DS
Protein X   X X X
Calcium   X X X X
Vitamin A X   X X X
Vitamin B1 (Thiamin) X X X X X
Vitamin B6 (Pyridoxine) X     X X
Vitamin B12 (Cobalamin) X X X X  
Folate X X X X X
Vitamin C X     X X
Vitamin E X X
Vitamin K         X
Vitamin D X X X X X
Iron X X X X X
Magnesium         X
Potassium         X
Zinc X     X X
Selenium X       X
Copper       X X

AGB: Ajustable Gastric Band
VSG/LSG: Vertical/Laparoscopic Sleeve Gastrectomy
RYGB/RNY: Roux-en-Y Gastric Bypass
BPD/DS: Biliopancreatic Diversion/Duodenal Switch

†Nutritional deficiencies table shows deficiencies more commonly reported in research studies.

References to Nutritional Deficiencies Pre and Post Bariatric Surgery/Procedures