Tongue scraping for bad breath has some limitations and works in most cases. Scraping the tongue is useful for temporary bad breath, but there is no basis for persistent bad breath. Therefore, this method has some limitations and is not always effective, but it can be effective for short-term problems. When a person’s tongue is full of food debris, bacteria and dead cells, these things can cause bad breath, smoking, dry mouth and poor oral hygiene provide space for bacteria to live, which can cause bad breath. Although the use of tongue scraping method of treating bad breath does not work, but it is equally important to maintain good hygiene habits, remember to brush your tongue at least twice a day, so that the oral hygiene is clean, no space for bacteria to survive, this time bad breath will be much less, more useful than scraping the tongue, drink more water is also to be noted, dry mouth when the taste inside the mouth will be very unpleasant, and sometimes, the patient himself can The patient can feel it. Scraping the tongue will not cure the problem of bad breath, it is best to find a professional physician to find the problem and treat it so that it can be eradicated.