can b12 injection give you diarrhea Vitamin B Complex and Yellow Stools: What's the Link? Benefits of Vitamin B12 Shots
Description
Deficiency Signs : Faded or rough coat, poor growth, and reproductive failure

Hong, H., Chen, L., Zhong, Y., Yang, Z., Li, W., Song, C., & Leng, H
Zero complaints and will definitely choose them again should the need arise
You can buy vitamin B12 injections online from a pharmacy and administer the injection for yourself if you know how to do it safely

Sohn, J