The defect in the function of the digestive tube or digestion or the introduction of food on the food leads to fermentation and the release of toxic substances affect the liver Vtab this member may be infected, the liver function is disrupted in the eradication of bacteria and toxins, Vtnzoa these toxins affect the nervous system, These poisons are a pilot by nature thrown out by the lung and make the smell of the breath unpleasant and what is subtracted by the skin make the race stink. The Prophet (peace and blessings of Allaah be upon him) said: "If a man fills a pot of evil from his stomach, according to the son of Adam, he will have the strength of his stomach. If he does not do a third of the food, one third of the drink and one third of the soul, And 1/10 of what we eat is enough for human life and 9/10 of the rest of what we eat for the lives of doctors.