vitamin b12 injection cat Vitamin B12 Injection to 18-year-old
Description
Injecting at the wrong time doesn't make the compound useless, but it does make it 4050% less effective than optimal administration

When you're under pressure or constantly running on empty, your body burns through B vitamins faster, especially B1, B3, B6, B9, and B12
10.1038/s12276-019-0216-4 45 HeW.CikM.Van PuyveldeL.Van DunJ.AppendinoG.LesageA.et al (2002)

Vegetarians and vegans may also experience B12 deficiency, because animal products are the most common source of dietary B12
