Methylcobalamin B12 injections are commonly used to treat vitamin B12 deficiency
https://johnathanyazr.bloggersdelight.dk/2024/09/15/unlocking-the-potential-benefits-of-methylcobalamin-b12-injections-2/
Methylcobalamin B12 injections are commonly used to treat vitamin B12 deficiency, as they provide a direct and immediate source of the nutrient