b12 injections methylcobalamin or cyanocobalamin Superior Source No Shot Vitamin B-12 1000 mcg, B-6, Folic Acid 400 mcg - Support Brain & Heart Health - Aids Natural Energy Levels Cyanocobalamin vs. Methylcobalamin B12Injection: Which

While Cyanocobalamin is widely used, your body has to convert it into an active form it can use

Delayed Treatment: Vitamin B12 deficiency left untreated for longer than 3 months may cause permanent spinal cord and nerve damage

There is very little evidence that vitamin B-12 affects peoples weight, be it loss or gain

2011 Feb;69(2):3529

It is a prescription product administered under medical or pharmacist supervision

"Any doctor who prescribes it for weight loss is either ignorant of weight loss and what hCG does or they're really slimy charlatans who are taking advantage of people's desperateness to lose weight," Ransom said