when will i feel better b12 injections how quickly does a vitamin injection work how quickly do you after b12 How Quickly Do B12 Shots Work? B12 Injection – When Is
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It could be due to how your hormone changes are affecting your cardiovascular and nervous system (and having a hot flash can make you feel even woozier)

For severe vitamin B12 deficiency, A qualified Health Care Practitioner may recommend injections of vitamin B12

Sader combines clinical expertise with compassionate care to help patients achieve optimal health outcomes.

doi: 10.1530/eje.0.1330425 128 FrieboesMurckAntonijevicSteiger
Afterward, those who took vitamin B12 performed better on tests measuring strength, endurance, and speed
