are there any side effects of b12 injections Vitamin & Reactions · PA Relief What Are B12 Shots? 5

When you're feeling your absolute worst, having vitamins, fluids, and medications delivered straight to your bloodstream can offer relief significantly faster than slowly sipping water and waiting for pills to kick in

Fasted-state dosing eliminates this competition entirely

Individuals who have had gastric bypass surgery are also at risk due to alterations to the GI tract that impair the release and absorption of B12

However, injections are more effective for faster results or absorption issues

Vitamin B12, also called cobalamin, is a water-soluble vitamin

While methylcobalamin may be more readily absorbed than synthetic types, research has not shown a significant difference among the various vitamin B12 types