One of the most common misconceptions is that people using these devices are detoxifying through the soles of their feet and that the resulting color is a direct clinical interpretation indicative of specific ailments. This is a medical ‘Detox hoax’. No interpretation or diagnosis should ever be applied to any color and or precipitation. A visual inspection of the water in the first few minutes during session, will clearly show the precipitation arising from the ORB and NOT from around your feet.
Read the details: Footbath Water Colors