It is indicated for the treatment of anemia due to insufficient dietary intake of vitamin B12 in strict vegans for more than 4 years (diet without meat, dairy products, eggs or fish) and in this case it should be administered orally (drinkable ampoule)
But adding B12 can help fight fat effectively
If left untreated, it can progress from a mild, non-proliferative stage to moderate and severe stages, eventually leading to PDR, in which the formation of fibrotic membranes promotes retinal detachment and vision loss [4, 5]
The documented protocol starts at 2.5 mg once weekly as a tolerability dose, then titrates up roughly every four weeks 5, 7.5, 10, 12.5, up to a 15 mg maximum maintenance dose
Inadequate red blood cell production can lead to anemia, but getting enough of this vitamin will help you avoid that