b12 injections hurt dogs Vitamin for Pets – Boost Energy & Metabolism B12 shots for rescue dogs:

A second study reported the twice-a-year injections lowered the HIV infection rate by 96% in groups of cisgender men and gender-diverse people in the U.S., Argentina, Brazil, Mexico, Peru, South Africa and Thailand

Gastric cancer screening and subsequent risk of gastric cancer: a large-scale population-based cohort study, with a 13-year follow-up in Japan

Note that if your dog has been diagnosed with inflammatory bowel disease (IBD) or another chronic GI disorder, treatments for that underlying condition may not be effective until a healthy B12 level has been restored

Intrinsic factor binds to vitamin B12 so that you can absorb it into the blood