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Studies

Power Toothbrushes

Prestige 9900 – In‑vitro Stain Removal

By Philips

01/01/2021

4-5 min. read

Image of brush head

An in-vitro assessment of the Philips Sonicare DiamondClean Prestige 9900 power toothbrush and A3 Premium All-in-One brush head on induced staining.

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