US$ 24.07
b12 injections maryville mo B-12 (Methylcobalamin) Therapy Vitamin B-12 Injectable for Horses,
Description
PubMed Ng, F

Additional costs include bacteriostatic water, insulin syringes, alcohol swabs, and periodic bloodwork

This is why the B12 shot is more effective than consumption

Microcrystalline Cellulose, Hydroxypropylmethyl Cellulose, Cyanocobalamin, Anticaking agent (Magnesium Stearate)
Q4: Are there side effects

water-soluble by nature, involved in formation of red blood cells, strengthening nervous system, maintaining metabolism etc