What is vitamin B12? How do you increase it quickly?

The role of vitamin B 12 is very crucial as without enough red blood cells, your tissues and organs don't get enough oxygen. As a result your body cannot work well. You will suffer from weak musles, numbness and extreme fatigue.You are recommended to check with a doctor. You can either take cynocobalmin tablets or hydroxocobalamin injections to boost your vitamin B12 levels. In addition take a protein rich diet comprising of dairy, poultry and meat to increase your B12 naturally.