is oral replacement better than injectable b12 after gastric bypass Efficacy of compared with intramuscular vitamin B-12 supplementation Roux-en-Y bypass: a randomized controlled trial Frontiers | Efficacy of sublingual
Frontiers Efficacy of sublingual and oral vitamin B12 versus intramuscular administration: insights from a systematic review and meta analysis Are Vitamin B12 Shots Right for You? Efficacy of different routes of vitamin B12 supplementation for the treatment of patients with vitamin B12 deficiency: A systematic review and network meta analysis Irish Journal of Medical Science (1971 ) Bariatric patients often need to take their Vitamin B12 in a sublingual (under the tongue) form, or injections or nasal spray form, because the surgery alters the stomach's ability to produce the Why Vitamin B12 supplements are essential after bariatric surgery
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