Fissure sealant is one of the best methods for dental health.. but there is a question, why should we use it for children?. Tooth decay is considered one of the most common problems, especially among children... One of the effective ways to prevent tooth decay in children is to use fissure sealant, which is also known as dental fissure coating... Preventing decay of milk and permanent teeth in adulthood is considered an ideal option. What is fissure sealant? Fissure sealant is a tooth-colored substance that covers the deep grooves of the chewing surface of healthy teeth and protects these areas from decay, which are the most susceptible parts to decay. Consuming sweets and various foods is very effective... The accumulation of food between children's teeth causes decay over time.... First, we must teach children the principles of oral and dental hygiene, and then use fissure sealant to prevent tooth decay. Fissure sealant is suitable for which teeth? Using fissure sealant is recommended especially for large first and second molars, which are prone to decay due to having deep grooves. **Read more "Ask dentists about the correct way to brush your teeth** What are the advantages of fissure sealant? Fisher dental sealants have many benefits for children and adults, the most important of which are discussed below: - prevention of decay - No pain and no need for injection - quick and easy way - Preserving dental health By blocking the grooves, the fissure sealant prevents the accumulation of bacteria and plaque in these areas and prevents tooth decay... This treatment method is performed without pain and there is no need to inject anesthesia... for this reason, it will be very easy to use this method on children's teeth. Fissure sealant is performed in a short period of time and does not take much of your time.... This treatment method as an effective preventive method can play an important role in maintaining the health of teeth, especially in children and teenagers.... To learn more about fissure sealant and whether this method is right for you, consult your dentist. **Continued reading" What age is the best time for orthodontics for children** What are the stages of fissure sealant for children? In this method, first the fully grown teeth of the child are washed...then a substance is placed on the teeth to cover their surface with this composition....after about fifteen to twenty seconds, the teeth are washed again....in the next step, the teeth are dried and another liquid is placed on it as a base layer. Using a special ray, this liquid hardens on the teeth, and then the fissure sealant is placed on the surface of the teeth using a syringe, and finally, they harden the material again using rays.... The process of this treatment is checked periodically every six months or a year, and repairs are made if needed. The right time to perform fissure sealant in children The best time to start **fissure sealant for children** is about six years old.. because this period is the time when permanent teeth grow... but for children, it is better to start this work from the age of six.... according to the six-month periodic examinations, children who have the highest amount of tooth decay should be treated with fissure sealant.... this procedure increases the lifespan of children's teeth. **Read more" features of toothpaste suitable for orthodontics and its role in tooth protection** What is the difference between dental fissure sealant for children and adults? Fissure sealant is not completely the same for children and adults and has differences.. In the following, we will discuss the most important differences of this type of treatment in adults and children. ### materials used for fissure sealant In children, special sealants are used that allow better penetration into the surface of smaller teeth... These materials usually contain fluoride and calcium.... In adults, the combinations used are slightly different. ### Thickness of fissure sealant layer In children, it is necessary that the sealant penetrates the surface of the teeth well and forms a thin and uniform layer... This is more difficult in smaller teeth... In adults, sealants are often placed on the edges and spaces between the teeth and may create a thicker layer. ### Resistance of fissure sealant against pressure Children's teeth are more sensitive than adults. Therefore, the sealant process must be done more carefully... In the case of adults, the teeth are more resistant to pressure and are not fragile... In general, the structural and physical differences between the teeth of children and adults lead to differences in the implementation method and the materials used in fissure sealant. #### Summary Fissure sealant treatment is a preventive and effective method to prevent tooth decay, especially in children... This treatment is an excellent option for maintaining the health of children's teeth due to its ease of implementation, no need for anesthesia, and no pain... The best time to perform this procedure is around the age of six and at the same time as permanent teeth grow...Also, the structural differences between children's and adults' teeth lead to the use of different materials and techniques in this process...To ensure the suitability of this method for children's or adults' teeth, be sure to consult a dentist.