where to give b12 injection in thigh Inject Vitamin Safe B12 Injection Guide at

Vitamin B12 is a water-soluble nutrient, and booster injections contain B12 in different forms, such as Methylcobalamin, Adenosylcobalamin, Cyanocobalamin, and Hydroxocobalamin

I also get pain in my right temple ( I wondered if it were to do with the piturity gland ) but wouldn't say I get it as bad as your experiencing mine is more of a dull ache

Alcohol uses up B12 and in my experience Id say its the alcohol and your low B12 thats the problem, not your B12 injection

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