why do i feel worse after my b12 injection Are Vitamin B12 Shots Right for You? Why Do I Feel Worse
Description
Vitamin B12 supplements are commonly marketed for energy, metabolism, mood, and more

Most people begin to notice improvements within 2-4 weeks of starting at home B12 injection therapy

This depends on their health, how well they absorb the vitamin, and their lifestyle

If reticulocytes have not increased after treatment or if reticulocyte counts do not continue at least twice normal as long as the hematocrit is less than 35%, diagnosis or treatment should be reevaluated