Hydroxyapatite Toothpaste - Fluoride-Free Nano Hydroxyapatite Toothpaste 7.5 | Enamel Repair | Breath Freshening | Mild Mint | Appropriate for Sensitive Teeth 4.23oz (1)

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About This 【7.5% Best Scientific Ratio】Scientific research indicates that a 7.5% hydroxyapatite is the optimal threshold for balancing safety and efficacy, balancing safety and eff ectiveness. At this concentration (with particle sizes typically Show more