arm hurts after b12 injection sore pain Why does my arm hurt after a shot? Pain Due To Vitamin B12 – arm hurts after b12 injection

Likely related to niacin-like vasodilation from rapid B12 absorption

B12 does not provide any extra energy if you are not deficient

B12 shots can provide the necessary boost to achieve and maintain a higher level of physical activity, to aid in burning calories and losing weight effectively

It is normally involved in the metabolism of every cell of the body, especially affecting DNA synthesis and regulation, but also fatty acid synthesis and energy production

Alpha diversity measures, calculated using several distinct methods, did not significantly differ between treatment groups

Mood changes are another common sign