"Got the powder to use with my regular toothpaste and it has made a huge difference with tea stains." However a third remained on the fence and said: "Purchased this whitening powder as my teeth ...

Shoppers are smiling confidently this summer thanks to a 'miracle' teeth whitening range that helps clean stubborn stains ...

Another pleased user added: " A really great product, not only does it remove stains ... 66-year-old teeth. I didn't want to smile at all because of staining from smoking and tea drinking.

Medically reviewed by Brian T. Luong, DMD Hydrogen peroxide can whiten teeth by removing stains and substances that make them ...