They allow you to measure small increments precisely
Cyanocobalamin (cyanocobalamin): Side effects, uses, dosage
Navigating the B12 road: assimilation, delivery, and disorders of cobalamin
The company constantly improve the product structure, "to create Shimu brand, carving enterprise elite" as business goals, to ensure that products meet the market requirement, the company is using the major agricultural and animal husbandry institutions, research institutes as the basis
If you do not fit one of those groups, the honest clinical answer is that you almost certainly do not need an injection
The 50 mg lyophilized vial format is intended for extended research protocols and bulk in vitro / preclinical assay use