What is Vitamin B1 ?

Vitamin B1 white needle-like crystalline powder, synthesized by fungi, microorganisms and plants, animals and humans can only obtain from food. Vitamin B1 is mainly found in the outer skin and germ of seeds, such as rice bran and bran, and is also very rich in yeast. Is an essential vitamin that plays an important role in the production of energy in cells that consume food and enhances normal neuronal activity.