Teeth black stains may be non-disease factors, may also be caries and other pathological factors lead to the black stains on the teeth, including adjusting lifestyle, scaling, treatment of primary diseases, but there is no “best” method, targeted treatment is the best. ⒈ adjust lifestyle: If the patient has been smoking, drinking tea or espresso, resulting in smoke stains, tea stains and other attached to the surface of the teeth, over time into a black stains, this time you need to change the bad habits, you should try to drink less tea, coffee, etc., to reduce the melanin deposits, and usually also to develop a good habit of brushing your teeth. Peck teeth cleaning: the above causes of black stains on the teeth, you can also go to the hospital for formal teeth cleaning, can effectively clean the black deposits on the teeth, and can prevent oral diseases. ⒊治疗原发病：如果是龋齿导致的牙齿黑渍，可以把龋坏组织去除，并对牙齿进行填填和修复，如银汞合金充填术、嵌体修复术等，牙齿黑渍能有效解决。 Teeth black stains if it is caused by disease, should be timely to the hospital, under the guidance of the doctor to deal with.