Fig. 5: Examples of metabolite sensors.
From: A review of sampling, energy supply and intelligent monitoring for long-term sweat sensors
a A real-time noninvasive lactate sensor for human perspiration. Ref. 82, Copyright 2021, Talanta. b An elastic gold fiber-based three-electrode electrochemical platform that can meet the criteria of wearable textile glucose biosensing. Ref. 85, Copyright 2019, Analytical Chemistry. c Multifunction sensor: ultrasensitive sweat UA and Tyr detection, sweat rate estimation, temperature sensing and vital-signs monitoring. Ref. 86, Copyright 2020, Nature Biotechnology. d An integrated wireless graphene-based sweat stress sensing system for dynamic and noninvasive stress hormone analysis. Ref. 89, Copyright 2020, Matter.
