Baking soda to bad breath is false. 1. “Baking soda to bad breath” this statement is not sufficient scientific evidence to prove that baking soda in daily life can be used as a bulking agent, and no treatment of bad breath, and bad breath is due to a variety of factors, the need for standardized treatment. 2. bad breath may be due to bad habits or hygiene habits, eating too much spicy stimulating food and other factors, it is recommended that patients pay attention to oral hygiene, morning and evening brushing on time, rinse after meals, usually need to drink more water, to keep the mouth moist, the diet should be light, to avoid long-term large amounts of chili peppers, espresso and other stimulating food. 3. Halitosis may also be caused by gingivitis, dental caries, cirrhosis and other diseases, gingivitis can be used to clean tartar, inhibit the growth of dental bacteria; dental caries can be used 75% sodium fluoride glycerin paste, 10% silver nitrate and other medications, and fillings, and in severe cases, need to remove the teeth. Cirrhosis of the liver can be treated with drugs such as entecavir and spironolactone, and surgery if necessary. Therefore, baking soda to bad breath is not true, patients with bad breath should be correctly regulated treatment, so as not to delay the condition, the use of drugs need to comply with medical advice.