sublingual b12 vs injection Shots & B12 Injections: The Good, Bad and Alternative! Vitamin B12 Oral vs Injection​

AOD 9604 Exploration in Joint Research Animal research has suggested that AOD 9604 might influence cartilage metabolism

[19] Other than that, though, B12 injections are considered to be quite safe, so try not to worry about doing it "wrong." As long as you wash your hands, work in a sterile environment, and inject into the proper site using the correct technique, you'll do great.Thanks Tips Store vitamin B12 injection medication at room temperature, away from moisture, heat, and light

Research shows that people who used semaglutide had lower vitamin B12 levels (they also had bariatric surgery before using semaglutide), and another study concluded that people with obesity had lower B12 levels

Neither point is a claim that it works in humans