CanPrev?s BioActive B is a complete source of B vitamins your body needs to support energy, immune function, liver health, metabolism and countless other metabolic processes that are essential for optimal health. They are delivered in their preferred, bioactive forms to help keep pace with demand. These body-ready B vitamins are especially needed during times of physical and mental stress. B vitamins are a group of eight individual vitamins that together are referred to as B-complex. While they work together to help convert our food into fuel thereby keeping up our energy, they all have specific jobs ? supporting healthy skin and hair, working as antioxidants to help to prevent early aging and memory loss, boosting levels of HDL (good) cholesterol, forming red blood cells and maintaining the central nervous system. B vitamins are water soluble, meaning they are not stored in the body and need to be replaced every day.