does a b12 injection wake you up How Quickly Shot Work? What to Expect Where to Safely Inject B12:
Description
Pinch the skin, insert the needle at a 45-degree angle, inject slowly, and hold for 5 seconds before withdrawing
What it is

B12 deficiency may cause nerve damage, such as numbness and tingling in the hands and feet

Completely eliminating B12 without medical guidance could lead to deficiencies, causing fatigue, nerve damage, and other serious health issues

You may also qualify if youre getting certain types of chemotherapy.
