It is a compounded medication made by specialized pharmacies, so you can only obtain it legally with a doctors prescription through a 503A compounding pharmacy
Most of the vitamins we need cannot be synthesised or made within our bodies, so we get the majority from our diet and the foods we eat, some of which are fortified in the modern era, with extra vitamins added to products
Bacteriostatic Water is manufactured to Water for Injection USP standards, requiring production by distillation or reverse osmosis from a suitable water source, testing for bacterial endotoxins below 0.25 EU/mL by the LAL method, sterility testing by membrane filtration to confirmed absence of microbial contamination, particulate matter testing below USP limits, pH within the 4.57.0 range, and osmolality confirmation consistent with a non-electrolyte aqueous solution
for those with neurological involvement, 1 mg on alternate days until no further improvement
CVS Health Vitamin B12 3000 mcg CVS Health Vitamin B12 3000 mcg 3.50 Servings 60 Price/serv $0.26 From $15.59 Format softgel CVS Health Vitamin B12 3000 mcg is a softgel supplement with a TrustScore of 3.5 (Reconsider)