Using state of the art patented scanning technology, One X allows you to measure and track your antioxidant levels in your skin: a smart and reactive measure of your overall health. Get instant feedback on how your diet and lifestyle habits impact your body to make smarter, more healthful choices and get back on the path towards long-term health. One X supports multi-users thanks to fingerprint recognition. The device is complemented with the One X App which is your health guardian. Each screen is designed to give you more control and a deeper understanding of your health by optimizing your antioxidant score.