A few studies have evaluated the effectiveness of mouthwashes and whitening agents. Despite the increased number and sales of whitening products and mouthwashes, there is little evidence of their effectiveness. The tooth whitening of mouthwashes may also differ, depending on the constituents of the product.

Does whitening mouthwash actually whiten teeth?

Everyone has a different mouth that may react to different whitening mouthwashes differently. However, many dental professional recommend whitening mouthwash to replace your regular mouthwash. The whitening mouthwashes not only clean your teeth but also whiten them. It's a win-win.

How long does it take for mouthwash to whiten teeth?

Whitening rinses

Like most mouthwashes, they freshen breath and reduce dental plaque and gum disease. But these products also include ingredients, such as hydrogen peroxide in some, that whiten teeth. Manufacturers say it may take 12 weeks to see results.