B vitamins are needed in every part of the body as co-enzymes (key components of enzymes).
They are especially important for maintaining a healthy nervous, immune, and digestive system as well as healthy skin, hair, eyes, liver, and mouth.
Vitamin B1 helps the body to transform carbohydrates into energy and contributes to normal functioning of the nervous system and the heart.
Vitamin B12 supports the nervous and immune system, participates in the creation of red blood cells and in the process of cell division.