Dietary supplement made from vitamin B1, contributes to the normal functioning of the immune system. It has cardioprotective properties. Thiamine or vitamin B1, helps the body's cells to convert carbohydrates into energy. The main role of carbohydrates is to supply energy to the body, especially the brain and nervous system. Vitamin B1 deficiency can cause diarrhea, weight loss and behavioral disturbances such as irritability, depression, forgetfulness and decreased ability to concentrate.