This toothpaste lives up to its claims; my teeth were noticeably whiter within seven days. I like that brushing with Optic White can help make *all* of my teeth whiter, not just areas covered by a strip, and that by using it more or less often I can find and maintain a level of whiteness that's right for me.

Colgate® Optic White® Pro Series Whitening Toothpaste is enamel safe for daily use. When can I expect whiter teeth? Colgate® Optic White® Pro Series Whitening Toothpaste can remove up to 15 years of stains, when users brush twice daily for 2 weeks.

5 days The patented formula is designed for no tooth sensitivity, no gum irritation, and no mess. The patented LED device accelerates whitening with a short 10-minute wear time. See dramatic results in just 5 days when used as directed.

Teeth whitening toothpastes won't give you dramatic, bright white results unless you naturally have very white teeth. If you want to actually whiten your teeth, you might consider bleaching them.

There are a number of ways that you can whiten your teeth if they are or have already yellowed; these are a mix of over-the-counter toothpastes, home whitening products or, in some cases, mechanical plaque removal by a dentist or hygienist.

Also if they contain peroxide for the bleaching action that it has for whitening, it will eventually cause more erosion of the outer layer and hence sensitivity and weakening of tooth structure. Prolonged use can lead to sensitivity which is evident in your case.

Colgate Optic White Advanced toothpaste contains 2% hydrogen peroxide, a professionally recommended whitening ingredient. Hydrogen peroxide has proven to be an enamel-safe and effective ingredient in whitening toothpaste. It not only removes surface stains, but also goes beyond to whiten teeth both inside and out.

This Crest 3D White Enamel Protection toothpaste as helped so so much for me. The box is right when it says noticeable results in 3 days. I definitely started to notice a difference in my teeth being white despite my coffee addiction.

For optimum whitening results patients should refrain from eating and drinking for 30 minutes after treatment. Patients should also be advised to avoid tobacco as well as any stain causing beverages such as coffee, dark colas and red wine during treatment.

Best overall: Colgate Total Whitening Toothpaste These effects come from the active ingredient, stannous fluoride, which helps offset the increased sensitivity some people experience when using whitening toothpaste. The minty taste is subtle and not too strong without any unpleasant aftertaste.

Underneath that enamel is the dentin, which is a hard, bony tissue that happens to have a yellowish tint. A Science Focus writer even believes that slightly yellow teeth are stronger than naturally white ones, because it suggests a healthy amount of that vital tissue.

1-3 years The results of dental chairside or in-office bleaching are long-lasting but not permanent. With proper care, your brighter smile can last for 1-3 years. A single session may last anywhere between 40 minutes to an hour.