B vitamins are found in almost all kinds of food, and it is particularly usual in the grain and meat. Therefore, it is very unusual 
with vitamin B deficiencyl. Vitamin B12 is distinguished by being the only B vitamin that is not found in plants, which is a problem for vegans who must eat supplements or foods that have been fortified with synthetically produced vitamin B12 (cyanocobalamin).
Vitamin B6 and B12 contributes to normal energy metabolism in the body, reduces tiredness and fatigue and helps both the nervous system and the immune system to function normally. Additionally vitamin B12 is inexpensive and is also safe and reliable.
B vitamins does also help the body to absorb energy from the food and break down fats, carbohydrates and protein. Additionally, the vitamin do also ensure that the hair, skin and nails are strong and healthy.
