injectable vitamin b12 Rx Injection 3000mcg/ml x 100ml for Horses, Dogs, Cats and Livestock — Jeffers Vitamin B Vitamin for Cattle, Sheep, Swine,

Depending on your circumstances, multiple injections may be necessary to achieve optimal B12 levels

The best type of B12 depends on your diet, metabolism, and symptoms

It is vital for red blood cell production, and maintaining a healthy nervous system, and plays a key role in DNA synthesis

Bulut EA, Soysal P, Aydin AE et al (2017) Vitamin B12 deficiency might be related to sarcopenia in older adults

Anyone with significant medical conditions, anyone pregnant or breastfeeding, and anyone on multiple medications needs a careful review first not because problems are expected, but because limited human data means we don't assume