Amazon's dentist-approved £25 teeth whitening solution hailed a 'game changer' amid claims it erases yellow stains and marks from tea, coffee and smoking

Amazon customers are showering praise on a sell-out teeth whitening product that claims to erase years-worth of stains and transform yellow teeth. The £25 teeth whitening solution, which has been approved by dental professionals, has quickly earned thousands of five star reviews and over on Amazon and holds the number one spot for best selling teeth whitening kits.

Those who have tried it for themselves are saying that the dentist-approved powder, which is harmful peroxides and is therefore safe to use at home, has 'given them back their smile' and swear they saw results within just a number of days. Every tub has enough powder to last six months, according to the brand.

This means that for a year of dentist-approved teeth whitening at home is just £50. The powder is free from harmful peroxides which makes it safe for even sensitive teeth.

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Many teeth whitening products come with charcoal or in a bright purple colour which can make the process quite messy, but this mint flavoured powder is white making it a tidier experience. It works on everyday stains from things like tea, coffee, red wine or smoking.

It uses Pentasodium Triphosphate to get rid of stains while avoiding damage to tooth enamel. The powder is really easy to use by dipping your toothbrush in and having four minutes of brushing.

A reported 150,000+ customers have said the product has brought them back the confidence to smile. With thousands flooding the review section on their website and Amazon alike.

One said: "I highly recommend this product. In day 3 I saw the results . It does what it says in the package. There is no need for