With more than 50 years of clinical success, fluoride serves as the gold fashionable agent for reducing dental caries. it is properly installed that fluoride products play an essential role in the prevention and remineralization of carious lesions. Fluoride is broadly used for caries prevention; its incorporation into the tooth results in a floor less soluble in an acid environment. Caries arrest treatment with fluorides in various vehicles (toothpaste, gel, varnish, solution, mouthrinse) has been shown to be a viable alternative to the conventional restorative method.