b12 oral vs injection for cats Comparison of and Parenteral Cobalamin Supplementation in Dogs – VDI Laboratory, LLC made form of Vitamin B12 Vitamin B12 Deficiency in Cats:
Description
Prediatr., 551-556, 1981

Usually, its 5 to 7 days of daily shots

One study examining patients who had undergone bariatric surgery and subsequently used semaglutide found mean vitamin b12 levels decreased from 567 to 494 mcg per deciliter over 12 months

Methylcobalamin helps rebuild that covering
