best injection site for b12 How to Inject Vitamin How to Use These 4

Neomycin, colchicine, para-aminosalicylic acid, or excessive alcohol intake longer than two weeks may cause malabsorption of vitamin B12. Chloramphenicol and other drugs having bone marrow suppressant properties may cause a lack of therapeutic response to vitamin B12

[1] Selectivity testing indicated the scaffold did not inhibit related SAM-dependent methyltransferases or NAD+ salvage enzymes

Vastus Lateralis Muscle: Found on the outer thigh, it is often used for self-administration due to its ease of access and size

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Injections are a common method for those with moderate to severe B12 deficiency