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Why we like it: Dr. Christopher Tolmie, DDS, MBA, of PDS Health, recommends this whitening toothpaste, saying, “Instead of peroxide, it uses nano‑hydroxyapatite, the same calcium‑phosphate crystal your enamel is made of, to lift surface stains. Healthier enamel means fewer bacterial highways into the rest of your body.”
Tolmie also cites a 2021 randomized clinical trial that found that 10 % hydroxyapatite protects against cavities as well as fluoride. “It polishes stains while filling…
