Just like a pond, if it is filled with water at ordinary times, even if it is cleaned every day, it still can't remove the dirt and garbage at the bottom. But emptying the water can completely clean up the garbage at the bottom.
Deep detoxification is to use this principle to empty the food residue in the body on an empty stomach, discharge the toxins and garbage that can't be discharged deeply, let the metabolic organs repair themselves and restart the immune system.