US$ 29.32
ingredients in injectable b12 solution CYANOCOBALAMIN INJECTION, USP dogs and horses as needed Out of Stock - VITAMIN
Description
B vitamins are depleted under stress, and may also depleted if taking metformin and certain other medications

Marzolo MP, Farfn P (2011) New insights into the roles of megalin/LRP2 and the regulation of its functional expression

Another option is B12 supplements, which are available in various forms, including tablets, capsules, and sublingual sprays

That's non-negotiable
