ZYTO is a bogus, illegal electrodermal diagnostic device that claims to evaluate organ function and make dietary recommendations. Repeat testing produced results that were wildly inconsistent. The device produces noise, not meaningful information. Dr. Stephen Barrett, the founder of Quackwatch, had abundant reason to believe the ZYTO electrodermal testing device… read more "ZYTO: An Electrodermal Diagnostic Device Is Tested and Fails Miserably"