Metyos develops wearable biosensor technology to track nutrition and metabolism, providing personalized fitness and nutrition routines based on daily data such as fat levels and energy metabolism dynamics. Their metabolic tracker offers services like personalized analysis, fat monitoring, and nutrition tracking, helping users understand how their bodies respond to their actions and regain control of their lives. Founded in Palaiseau, France, Metyos aims to assist individuals in building a progressive trajectory towards their weight goals.