Fangrui Product Details [hydroxyapatite Tooth Powder]: This Tooth Powder Is Designed To Repair And Protect Tooth Enamel, Reducing The Risk Of Cavities And Erosion, Powered By Hydroxyapatite, A Naturally Occurring Mineral That Helps Effectively Restore And Strengthen Tooth Enamel, Protecting Your Teeth From Daily Wear And Tear. [take Care Of Gum Health]: Hydroxyapatite Tooth Powder Help To Reduce Problems Such As Gingivitis And Bleeding Gums, And Maintain Healthy Gums Through Gentle Cleansing And Soothing Actionmaking It For Sensitive Teeth Without Causing Discomfort Or Irritation. [fresh Breath]: Hydroxyapatite Tooth Powder Can Effectively Remove The Source Of Bad Odor In The Mouth And Keep The Mouth Fresh By Improving The Surface Environment Of The Teeth And Reducing Bacterial Growth While Cleaning The Teeth [fluoride-free And Safe]: Does Not Contain Any Harmful Ingredients, Safe And Gentle, Enjoy A Fluoride-free Tooth Powder That Provides Advanced Enamel Protection, Ensuring Safe. [daily Oral Care]: Designed For Everyday Use, This Hydroxyapatite Tooth Powder Supports Overall Oral Health, Keeping Your Teeth Strong And Your Mouth Feeling Fresh With Regular Brushing.