However, when considering shots, you'll want to consider a few things. One, they'll be more expensive than vitamin B12 supplements. They can also cause side effects, such as skin rashes, headaches, ...

Generally, taking your vitamin B12 consistently is most important, but there is a time of day you might want to prioritize ...

doctors may recommend higher doses through supplements or injections. Vitamin B12 is produced by certain microorganisms, that live in the gut microbiome of animals and humans. Here are some ...