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Vitamin B12 deficiencies are very common among Roux-en-Y Gastric Bypass (RYGB) patients

For single-dose, preservative-sensitive, or neonatal preparations, SWFI is the correct choice

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When you drink, alcohol is absorbed into your blood and carried to your lungs, where it evaporates into the air you exhale

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Minimizing Methylmalonic Acid Levels A potential problem with the IOMs method for determining B12 requirements (see Institute of Medicines Recommendations above), is that a small percentage of people with neurological symptoms of B12 deficiency have normal blood parameters, including 13% of patients in one series of case studies (Lindenbaum, 1988)