disadvantages of vitamin b12 injections What Does a Shot Do for You? B12 Deficiency Does the Vitamin B12 Shot

First things first, let's talk about what exactly a B12 injection is

In order for your body to absorb the vitamin, it must first be released from these proteins

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While the RNI for maintenance is only 1.5 g daily, therapeutic oral doses typically range from: 50-150 g daily for mild deficiency prevention in at-risk groups 1,000-2,000 g daily for treating confirmed deficiency without malabsorption Some formulations contain up to 5,000 g, though there is no proven additional benefit over 1,000-2,000 g for most patients The reason for this dosage discrepancy lies in absorption efficiency

Katz, L