US$ 29.13
indication for b12 injection Medical Indications or Conditions that Require Vitamin (Cobalamin) supplementation Cyanocobalamin (b12) Injection 2,000 mcg/mL
Description
Cyanocobalamin is the most widely used form of Vitamin B12, and has hematopoietic activity apparently identical to that of the antianemia factor in purified liver extract

Vitamin B12 injections vs

10.1046/j.1365-2362.2000.00746.x
In cases where absorption is an issue, Vitamin B12 injections may be necessary

1986 Dec;83(24):9631-5

So, it's important for the immune system, for nervous function, and cognitive function as well
