Vitamin B-12 is a type of water-soluble vitamin that plays a role in brain function, production of DNA, and red blood cells
To help prevent B 12 deficiency, encourage all individuals to consume a diet with sufficient B 12
People who find it difficult to get enough vitamin B12 in their diets, such as those following a vegan diet, may need vitamin B12 tablets for life
Vitamin injections (usually given as a quick jab into the muscle) are absorbed quickly and can give you noticeable results within 24 hours
Thanks to higher energy levels, you may have an easier time finding the energy to go to the gym
Similarly, effects on children and adolescents are unknown, and use in these populations cannot be recommended