Colgate Optic White Renewal Vs. Pro Series: Which Hydrogen Peroxide Toothpaste Actually Works?
Walking down the toothpaste aisle has become overwhelmingly complicated, hasn’t it? You stare at boxes promising to erase decades of coffee stains, wondering if any of them actually work or if they are just minty marketing. I have spent weeks testing the two heavy hitters from Colgate’s lineup: the Optic White Renewal and the intensified