They will be able to determine how many micrograms (mcg) of B12 you can take safely
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
Many clients notice increased energy within a few days
Depending on what is in the injections you receive, you could experience the following: Allergic reaction Anxiety Constipation Diarrhea Fatigue Headache Increased heart rate Insomnia Nausea Vomiting It is of note that anxiety, an increased heart rate, and insomnia typically occur only after receiving injections that contain medications like phentermine
Semaglutide with B12 For completeness: compounded semaglutide is also available with B12