where should b12 be injected How to self-inject intramuscular vitamin - Overview Vitamin B12 Injection Sites: All

Two forms of injectable B12 are commonly prescribed

Single Boost: $25 Series of 4 Boosts: $80

Patients inject 5 days on, 2 days off, every month, on a 3-month active cycle followed by a 2-month rest period before repeating

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As a cofactor, cobalamins are essential for two cellular reactions: the mitochondrial methylmalonyl-CoA mutase conversion of methylmalonic acid (MMA) to succinate, which links lipid and carbohydrate metabolism, and the activation of methionine synthase, which is the rate-limiting step in the synthesis of methionine from homocysteine and 5-methyltetrahydrofolate