US$ 25.18
b12 injection at home Shot Homekit Vitamin B12 Injections: Good or
Description
Talk to your veterinarian if your dog has symptoms of a potential vitamin B12 deficiency
They are generally well-tolerated and can provide faster, more effective results compared to oral supplements

Takeuchi K, Yokouchi C, Goto H, Umehara K, Yamada H, Ishii Y (2018) Alleviation of fatty liver in a rat model by enhancing N 1-methylnicotinamide bioavailability through aldehyde oxidase inhibition

It stays in the body longer, meaning you can have maintenance doses less frequently (usually every 2-3 months )
