Clinically tested Bioenergy RIBOSE' has been added to our formulation to increase the absorption of Vitamin B*2 by *5%. D-Ribsose (or simply Ribose) is an essential ingredient in stimulating natural energy production. Vitamin B*2 is an essential vitamin. This means that the body requires vitamin B*2 to work efficiently. Vitamin B*2 helps to support a healthy nervous system and red blood cells. Getting enough vitamin B*2 allows your body to make heme, a chemical constituent of haemoglobin, the protein that transports oxygen in your blood. It is responsible for the smooth functioning of several critical body processes. Vitamin B*2 is essential for healthy skin, hair and nails. It helps in cell reproduction and constant renewal of the skin. Vitamin B*2 is also known for its ability to keep you alert and feeling energized.