Toothpaste is an important item in our daily oral cleaning routine. It works together with toothbrushes to keep our teeth clean, beautiful and healthy. So, how to choose and use toothpaste? 1.Fluoride toothpaste: It is recommended to use fluoride toothpaste to brush your teeth everyday. Fluoride toothpaste can also prevent tooth decay, the appropriate concentration of fluoride ions can penetrate deep into the tooth enamel, making the teeth resistant to acid and can strengthen the teeth, fluoride can also inhibit the fermentation of sugar and reduce the acidity of the mouth. It should be noted that preschool children under 6 years old must use fluoride toothpaste with caution, so as not to endanger their health by accidentally swallowing toothpaste and absorbing too much fluoride in toothpaste, and it is recommended that children under 3 years old should not use fluoride toothpaste. 2, anti-inflammatory and hemostatic toothpaste: this type of toothpaste are added some anti-inflammatory and hemostatic drugs, has a strong sterilizing effect, can fully inhibit the reproduction of oral bacteria, such as suffering from gingivitis can choose to use. 3, whitening and stain removal toothpaste: this type of toothpaste added some stain removal, rust removal and bleaching drugs, can reduce some exogenous pigmentation on the surface of the teeth, so that the teeth become white. It is a good choice for people who drink strong tea, smoke and have more tartar. 4, desensitizing analgesic toothpaste: suffer from dental allergies (allergic to cold, hot, sour, sweet and spicy stimuli), you can use desensitizing, cold acid spirit and other toothpaste. Dentin allergic people choose desensitizing toothpaste, read the instructions carefully before use, do not rinse your mouth with water immediately after brushing, it is best to let the toothpaste stay on the teeth for a longer period of time, or apply the toothpaste directly to the sensitive parts of the teeth, in order to play the maximum and most lasting role of drug toothpaste. 6, all-natural ingredients toothpaste: is the “new favorite” in today’s toothpaste market, such as bamboo salt toothpaste, it can remove oral odor, prevent periodontal disease, gum health also has a good reinforcing effect.