b12 im injection Compounded Cyanocobalamin (Vitamin B12) Methylcobalamin Injection (Vitamin B12) |

Some weight-loss clinics offer vitamin B12 injections as part of their weight-loss program

Randomized controlled trials have demonstrated 60 to 100% reductions in NTD cases when women consumed folic acid supplements in addition to a varied diet during the month before and the month after conception

When B12 levels drop, it can lead to fatigue, cognitive difficulties, mood imbalances, nerve problems, and even anemia

The FDA explains that compounded drugs are not FDA-approved , meaning the agency does not verify their safety, effectiveness, or quality before marketing (see Compounding and the FDA: Questions and Answers )