The role of B vitamins in improving metabolism B vitamins play a key role in supporting healthy metabolism and energy production in the body. These water-soluble vitamins, in particular B1 (thiamine), B2 (riboflavin), B3 (niacin), B5 (pantothenic acid), B6 (pyridoxine), B7 (biotin), B9 (folate) and B12 (cobalamin), are involved in…