b12 iron injectable CYANOCOBALAMIN Vitamin Solution for Horses, 5000-mcg, 100-mL - Easy Refills Vitamin B12 3000mcg Injection Rx
Description
I provide more context for their work and information about his approach in the final section of this post - its well worth the read

Methylcobalamin, on the other hand, is a naturally occurring form of B12

Wimmer, S

However, this remains challenging for many obese individuals
