b12 2 mg injection Vitamin Injections: What You Need To Know Cyanocobalamin (B12) Injection 1000 mcg/mL,

10.1016/j.cmet.2016.07.005 32 FurukawaS.FujitaT.ShimabukuroM.IwakiM.YamadaY.NakajimaY.et al (2004)

Pregnant and Breastfeeding Women: Adequate levels of B vitamins, including folate (B9 or folic acid), are crucial for fetal development and the prevention of certain birth defects

As a result, it can take more than 48 hours for cyanocobalamin to eventually convert to usable B12, and even then only a small amount of converted and absorbed

High NNMT levels (which naturally happen as we age) can become a problem

In short, its a targeted nutritional intervention to support your metabolism and health under your doctors guidance