Vitamin B12 requirements vary across the lifespan, reflecting different physiological needs during growth, development, and ageing
Current concepts in management of weight regain following bariatric surgery
The process typically begins with a serum B12 blood test to measure the current concentration in your bloodstream
Meet our experts Johannah Katz , RD, registered dietitian at Kaffico Janelle Duah , MD, associate medical director at Maven Clinic Serena Pratt , RDN, registered dietitian specializing in digestive and women's wellness Erin Seprish , RDN, registered dietitian nutritionist in Charleston, SC Tania Elliott , MD, board-certified immunologist and clinical instructor at NYU Grossman School of Medicine Our health content is for informational purposes only and is not intended as professional medical advice
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