can vitamin b12 injections have side effects Are Shots Right for You? what are the side effects

So normal people don't really "store" it but most is not lost

Registration Number: VR 3524 Dosage Form: Injection Type: Conditioning Indication: Tornel Super Vitamina B12 5500, a veterinary injectable multivitamin, especially popular for conditioning gamefowl (cocks) and other animals, acting as an appetite stimulant, aiding nervous system function, and recovering from deficiencies, containing B12 (cyanocobalamin & hydroxocobalamin), B15 (Pangamate), and Biotin

Injection Technique, Step by Step Choosing the Site A 1ml dose of low-viscosity hydroxocobalamin is comfortably accommodated by the deltoid, which is why it is the default for routine B12

What Does Vitamin B12 Do for Cats