Mouthology's restorative toothpaste, priced at under $10, has emerged as a popular choice for those suffering from tooth sensitivity. Formulated with 10% nano-hydroxyapatite, this fluoride-free toothpaste aims to restore and protect teeth by mimicking the natural material found in enamel. Users have reported significant improvements in sensitivity, especially to hot and cold foods, with many stating that their discomfort has nearly vanished after consistent use. Reviewers have also highlighted the toothpaste's ability to enhance tooth whiteness and cleanliness, noting that their teeth feel stronger and look brighter. The formula is gentle, lacking harsh foaming agents, and features a pleasant mint flavor that leaves the mouth feeling fresh. Overall, this toothpaste is recommended as an effective solution for those looking to improve their dental health without fluoride.