Fluoride varnishes are a concentrated topical fluoride containing 5% sodium fluoride (NaF) except the Fluor protector which contains difluorosilane.[19] There are many types of fluoride varnishes and among them the popular brands are Duraphat and Fluor Protector. Currently, the anti-caries effect fluoride varnishes are backed up by Cochrane systematic reviews, 2002 which was updated in 2013 included 22 trials with 12,455 children aged 1–15 years old. The conclusion made is similar to its previous review, a 46% reduction in D(M)FS and 33% reduction in d (e/m)fs in permanent teeth and deciduous teeth respectively [19]