Does Hydroxyapatite Powder Whiten Teeth? The Science + How to Use It
Yes — hydroxyapatite (HAP) powder whitens teeth, but not through bleaching. It works by physically filling the microscopic surface defects that trap staining pigments, and by binding to the protein film on your enamel where discolouration starts. Clinical studies show meaningful shade improvement within 4–8 weeks of consistent use — without the tooth sensitivity caused […]
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