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concerns regarding unpredictable absorption The mechanism for the oral route is based on passive absorption of vitamin B 12 (without binding to intrinsic factor) as well as active absorption (following binding to intrinsic factor, if present, e.g
Highly Effective: Unlike oral supplements, which lose immense potency as they pass through your digestive tract, our B12 injections deliver the vitamin directly into your bloodstream
Use daily for best results
Higher concentrations aren't necessarily better and may increase irritation risk without proportional benefits
Intramuscular injections of B12 are administered during the first stage of the test, an hour after the patient takes an oral dose of radiolabeled vitamin B12
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