“…In addition, use of fluoride-containing products has been suggested to inhibit, manage, and treat tooth demineralization that takes place in the process of dental erosion [ 1 , 2 , 9 ]. The availability and accessibility of minerals to reverse the process of demineralization is a concern for patients experiencing repeated erosive challenges, and materials that can be bonded to the tooth surface, such as sealants, varnishes and gels may be more effective for such patients [ 1 , 4 ]. Products, such as fluoride varnish with high fluoride content and long durability on the tooth surface (12 h) are often the first treatment option against tooth erosion/abrasion challenges due to the deposition of CaF 2 in large amounts [ 1 , 4 , 16 ].…”