Even some meat eaters dont absorb it very well (4, Unlike other vitamins, the absorption of vitamin B12 depends on a protein produced in your stomach, called intrinsic factor
B12 is included for energy and because it is cheap, well tolerated and gives the injection a perceptible effect though only patients who are actually deficient should expect a real energy change from it
12 Supplementing with folate, vitamins B6 and B12 is also shown to help lower homocysteine concentrations in patients affected by recurrent pregnancy loss (such as miscarriages) as well as MTHFR mutations
The lack of intrinsic factor is most commonly due to autoimmune gastritis, which causes an autoimmune attack on the parietal cells that create it in the stomach
Before filling, each vial is properly washed, sterilized and dried
It contains Thiamine Hydrochloride (Vitamin B1), Pyridoxine Hydrochloride (Vitamin B6), and Cyanocobalamin (Vitamin B12)