why do b12 injections hurt What are the warning signs of low vitamin B12? why does b12 injection sting

Specifically, it produces no IGF-1 elevation (avoiding proliferative concerns), no negative impact on glucose metabolism (avoiding diabetes risk), no fluid retention or edema, and no concerning patterns of joint pain that can occur with growth hormone

Patients with this condition or those with a family history suggestive of Lebers disease should avoid cyanocobalamin-containing products or use alternative forms of vitamin B12 such as hydroxocobalamin under careful medical supervision

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If you are getting both injections, they can even be given on the same day (different syringes, possibly different sites)

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