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Having a white and healthy tooth, it also makes her smile look particularly charming. To take good care of your teeth, besides brush your teeth, floss, and regular dental visits, what else can you do? More and more studies have found that what food you eat can also greatly affect your bright smile.

Because of the ingredients in some natural foods, you can fight the oral bacteria that cause tooth decay, strengthen the tooth enamel, and eliminate annoying bad breath, allowing you to express your smile with confidence.

Does it sound exciting? Try the following 10 kinds of food.


When you chewing on celery, it is helping your teeth to perform a clean-up that will reduce your chances of tooth decay.

Because, “These thick foods are like a broom, you can sweep away some of the food residue on your teeth,” explained Chen Lisheng, a dental attending physician at Ma Wei Hospital.

On the other hand, the harder you chew, the more it stimulates the secretion of saliva and balances the pH in the mouth to achieve a natural antibacterial effect.

how to eat?

When you groan, don’t think about dessert snacks. Cut celery, gherkin, and carrot into strips. Grab one bite and chews. Gently massage your gums and replenish your day’s vegetables.


To keep your gums healthy, it’s a good idea to have a guava.

The guava’s calorie is low, many people use it to increase satiety when dieting, and its vitamin C content is the highest in fruit.

Vitamin C is an important nutrient for maintaining the health of the gums. The severely deficient human gums can become fragile, prone to diseases, swelling of the gums, bleeding, loose or loose teeth, and other symptoms.

how to eat?

In addition to guava, the best food source of vitamin C is a variety of fruits and vegetables, such as sweet peppers, cabbage, broccoli, tomatoes, kiwifruit, citrus fruits, papaya, strawberries and so on. A balanced intake of 3 kinds of vegetables and 2 kinds of fruits a day can meet the needs of the body.

It is recommended that office workers who are often exposed to food or work pressure can bring a guava or a small packet of small tomatoes to the company. When they feel hungry or insane in the afternoon, they can use it as afternoon tea to supplement their strength and do not have to worry about gaining weight.


Everyone knows that insufficient calcium intake can destabilize bones and in fact, it can also degrade dental health. Therefore, calcium should be supplemented from various natural foods every day.

Cheese is not only a good source of calcium, it also has other protective effects on teeth.

British research indicates that the calcium and phosphate contained in the cheese can balance the pH value in the mouth, prevent the oral cavity from being in an acidic environment conducive to bacterial activity and cause tooth decay; and regular consumption of cheese can increase the calcium of the tooth surface and help strengthen And reconstruct enamel (because calcium is the most important component of enamel), making teeth stronger.

how to eat?

Have a tomato cheese sandwich for breakfast.

Prepare two whole wheat toasts, one tomato about 3 cm thick and one low-fat cheese.

First, place the cheese slices on the toast and add the water-dried tomatoes; according to personal taste, squeeze a little yellow mustard sauce and sprinkle with a little black pepper; then use another piece of toast to sandwich the ingredients.

Cover the toast with foil and put it in a preheated oven for 8 to 10 minutes.

green tea

The green tea that is regarded by the Japanese as a longevity treasure has many benefits to health that people can’t resist. Many studies have pointed out that its anti-oxidant ability is quite strong, it can prevent many kinds of cancer, and people who drink often will also suffer less. The risk of cardiovascular disease.

Nowadays, even teeth are healthier by drinking green tea.

On the one hand, green tea contains a large amount of fluoride (other teas are also available) and can be combined with apatite in teeth, which has the effect of resisting acid and preventing tooth decay.

On the other hand, studies have shown that catechins in green tea can reduce Streptococcus mutans that cause tooth decay in the oral cavity and can also remove unpleasant breaths.

how to eat?

Depending on personal preference, drink 2 to 5 cups of green tea a day. It is recommended that you drink it after you finish eating or have a dessert. In addition, green tea contains caffeine, so pregnant women should drink in limited quantities.

The other effects of green tea:

Office workers in the air-conditioned environment all day, the skin is more prone to problems than others, dry, easy to grow fine lines. Adding water naturally is the best choice, because if the human body lacks moisture, urine will be reduced, it will not be easy to exclude the body of toxins, followed by it is easy to fatigue, thinking confusion. However, there is knowledge to add water. People in an air-conditioned environment should preferably drink green tea. Green tea can also prevent computer radiation in addition to supplementing water.


Sulfur compounds in onions are powerful antibacterial ingredients. In test tube experiments, onions can kill a variety of bacteria, including Streptococcus mutans, which causes our tooth decay, and are best served with fresh raw onions.

how to eat?

It is recommended that you eat half of the raw onion every day, not only to prevent tooth decay, but also to help lower cholesterol, prevent heart attacks and boost immunity.

When making lettuce salad, you can peel off a few slices of fresh onion; or in burgers, sandwiches, with some raw onion.

Shiitake mushroom

Mushrooms have become a popular food for boosting immunity in recent years, and some studies since 2000 have also found that it helps to protect teeth.

The reason is that the lentinan contained in shiitake mushrooms suppresses the bacteria in the mouth to produce dental plaque.

how to eat?

Mushrooms have a unique flavor and are low in calories. They are delicious whether it is soup, stir-fried or cold. Eating 2 or 3 times a week for various types of mushrooms is a simple and inexpensive method of health care.


When sashimi or nigiri sushi are tasted in Japanese cuisine, they must be accompanied by a mustard that is tearful, tearful, and direct-current. The main purpose is to kill bacteria.

Mustard produces such a spicy, nostril taste because it contains an ingredient called isothiocyanates, which is also present in other cruciferous vegetables.

Japanese experiments in test tubes have found that isothiocyanates in mustard can inhibit S. mutans breeding that causes tooth decay.

how to eat?

In addition to serving with sashimi, you can also mix a few tablespoons of mustard with a little soy sauce and serve as a sauce for boiled seafood. Or mix mustard, honey, and water in equal proportions and pour on the squid and shrimp. Cold sauce can neutralize the smell of seafood.


Last but not least, drinking water is the simplest but most important method of protecting your teeth.

Drinking adequate amounts of water keeps our gums moist and stimulates the secretion of saliva. After drinking something, drink some water and take away the food residue from the residue mouth. Do not allow the bacteria to get nutrients. Take advantage of this to damage the teeth.

A healthy body must maintain the balance of moisture. People should drink 7-8 glasses of water a day. “One day’s plan is in the morning.” The first glass of water in the morning is particularly important… Look: How does the first cup of water drink every day?

How to drink?

Everyone needs to drink 6 to 8 glasses of water a day. After eating something, if you can’t brush your teeth immediately, remember to drink a glass of water to clean your mouth and reduce your chance of tooth decay.

The time when people are most short of water is at night. However, some elderly people are not convenient because they are afraid of getting up in the night urine. At night, they are restrained from drinking water. After they sleep, they are unable to replenish water. At this time, the body is continuously draining moisture.. Health: You may wish to have a glass of water at night.

Sugarless chewing gum

Chewing unsweetened chewing gum can increase the amount of saliva secretion, neutralize acidity in the mouth, and further prevent tooth decay.

A study conducted at the University of Minnesota School of Dentistry found that chewing sugar-free chewing gum supplemented with xylitol has a significant effect on inhibiting bacteria that cause dental caries.

how to eat?

After eating, if you can’t brush your teeth right away, chewing sugarless chewing gum for more than 5 minutes is an alternative. However, the dentist emphasized that chewing gum does not replace brushing and flossing to clean the mouth. Brush teeth as soon as possible after eating.


The delicate fragrance of mint helps to refresh the mind while reducing “bad breaths”.

The mint leaves contain a mono-tertiary compound that can reach the lungs through the blood circulation, allowing you to feel fresh while breathing.

In European and American countries, many families use mint leaves to make mouthwashes to ease the discomfort of the inflammation and swelling of the gums. Foreign studies have also found that the use of this type of herb mouthwash can reduce the bacteria in the mouth.

how to eat?

After eating a big meal, drink a cup of unsweetened mint tea, you can get tired and relieve the feeling of bloating; if you are distressed by the mouthful of garlic and garlic, you can’t talk and talk, it is recommended to chew 2-3 fresh mint leaves. Or parsley helps to remove these embarrassing odors.


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