Natural Factors BioCoenzymated Benfotiamine provides a superior source of thiamine compared to thiamine hydrochloride as it provides a higher bioavailability. This formula contains 150 mg of benfotiamine with sulbutiamine to support nerve function and energy metabolism, alongside Farm Fresh Factors – a bioenergetic blend of phytonutrients from wholefoods. Upgrade your standard B1 supplement to this non-GMO, vegan-friendly, advanced formula. Feel the difference!