Hello Gorgeous! Beauty + Life

Hello Gorgeous! Beauty + Life

Expanding Dental Floss

Davids Hydroxi™ expanding dental floss contains nano-hydroxyapatite for a different kind of clean

Rachel Weingarten's avatar
Rachel Weingarten
Nov 12, 2025
∙ Paid

Hello, Gorgeous!

Flossing isn’t fun, but there’s a new breed of dental products to make it seem like less of a chore.

Davids Hydroxi expanding dental floss

Try saying that three times fast. Or maybe not.

Davids — the company best known for creating sustainable dental care products — has done it again. This time around it’s a genius dental floss that builds on the idea of nano hydroxyapatite (nHA), the buzzy dental ingredient that rebuilds enamel while whitening teeth. You can learn more about it on their dedicated nHA page.

While I love the new toothpastes, I’m most excited about Davids’ nHA dental floss. It’s a miracle of modern engineering that this slim looking floss is actually composed of over 250 individually woven strands, which actually expand in your mouth. So not only does it grab plaque and loosen food particles, the nano hydroxyapatite penetrates the microscopic dings and cracks in your dental enamel to actually strengthen your teeth and reduce sensitivity. Did I mention the …

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