Detecting Nutritional Deficiencies in Sweat – A New Possibility

Biosensors that provide realtime feedback on health-related parameters are considered profoundly useful tools for optimizing health status and encouraging adherence to healthier activities. A new wearable device now does this for vitamin C. The device contains the enzyme ascorbate oxidase, which on contact with vitamin C (ascorbic acid) changes the electrochemical current flow. Given the…