Celery contains a lot of crude fiber, which can not only stimulate gastrointestinal peristalsis, promote defecation, but also protect teeth. Because when chewing, crude fiber can wipe off the bacteria attached to the tooth surface by mechanical friction cleaning, and the harder chewing, the more it can stimulate the secretion of salivary glands, which can balance the pH value in the oral cavity, not only achieve the natural antibacterial effect, but also reduce the formation of dental plaque.
2. mustard
Mustard is a powdery condiment made by grinding mustard seeds, which is often used in cold dishes and condiments. When used, mustard will produce a pungent and choking smell. Studies in Japan have found that a substance in mustard can inhibit the reproduction of Streptococcus mutans.
Step 3: mushrooms
Mushrooms are rich in nutrition and delicious, and have been called "the queen of mushrooms" since ancient times. Some studies since 2000 have also found that it is also helpful to protect teeth. The reason is that lentinan contained in shiitake mushrooms can inhibit bacteria in the mouth and prevent them from producing dental plaque.
4. Green tea
Green tea is often called "the treasure of longevity" because it has strong antioxidant capacity, which can prevent various cancers and reduce the risk of cardiovascular diseases. Now because of drinking green tea, even my teeth are healthier. On the one hand, green tea contains a lot of fluorine (as do other teas), which can combine with apatite in teeth and has the functions of acid resistance and tooth decay prevention.
5. Apple
Although the crunching of apples may be annoying, this fruit is good for the health of teeth. The brittleness of apples can enhance the strength of gums, and its high water content can increase the secretion of saliva, disperse and neutralize the bacterial communities that cause bad breath and dental plaque.
People's Daily Online-13 All kinds of foods contribute to dental health.