2. Use Fluoride Toothpaste – A Must for Strong Teeth Why fluoride matters: Fluoride is a natural mineral that strengthens tooth enamel and helps prevent cavities. It acts like a protective barrier for your teeth. How much fluoride do you need? For children under 6 years: toothpaste with around 500 ppm fluoride. For ages 6 and above: toothpaste with at least 1100 ppm fluoride.... https://precisiondentalclinics.com/10-easy-tips-for-a-healthy-mouth-and-a-flashy-beautiful-smile/