b12 injection side effects fatigue Vitamin Deficiency: Symptoms, Causes & Treatment B12 Shots for Energy &
Description
Before taking, speak with your doctor if you are allergic to vitamin b12, have a genetic condition called optic atrophy, have blood in your urine, polycythemia, an ongoing infection, low iron or folate levels, are pregnant or plan to become pregnant, are breastfeeding or plan to breastfeed

After this initial phase, your provider may recommend transitioning to a maintenance schedule, such as one injection per month
The other problem is, patients often cant get B12 shots anywhere else

Vitamins B1, B6 and B12 are secreted into human breast milk, but risks of overdose for the infant are not known