The great thing about vitamin B12 is that, unlike many other vitamins, it is so safe that the FDA has no upper limit
They are not yet a standalone solution for androgenetic alopecia
Dos and Donts DO learn how to safely administer IM injections at home if your doctor permits it, to save yourself weekly trips to the clinic
There are several foods rich in both B12 and B6 that can be easily incorporated into your diet
Other groups of people who have a higher risk include people over age 60, people on certain medications for diabetes, people with Crohns disease, celiac, ulcerative colitis and irritable bowel syndrome and women with a history of infertility or miscarriage
When you take a cyanocobalamin supplement, it needs to be converted into methylcobalamin and adenosylcobalamin in order to fulfil its biological function so its been suggested that taking the active forms directly makes it a superior, more straightforward way of obtaining B12