'Biggest ever' teeth whitening sale beats Amazon Prime Day with 50% off

As Amazon Prime Day swiftly approaches, those looking seasonal glow up might be wondering what discounts are available on teeth whitening products. While the online shopping behemoth has plenty of great deals in store, there's one on a popular teeth whitening brand that beats Amazon out.
MySweetSmile has been listed as Amazon's number one best-selling whitening brand and was voted Best Teeth Whitening Brand of 2023, 2024 and 2025 by the Independent. Now, whether customers are regular dental experts, have sensitive teeth or just don't want to fork out hundreds of pounds at the dentist, they can now buy from MySweetSmile's biggest-ever sale that is live from July 8-11, running alongside Amazon Prime Day.
The sale includes 50% off sitewide and 43.3% off individual products such as their Teeth Whitening Powder, which is £16.99 down from £29.99. This powder is said to gently remove stains from coffee, tea, wine, ageing and more, giving users a naturally whiter smile.
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It also doesn't have any harsh peroxides, sensitivity or enamel damage. To get full advantage of the powder, shoppers simply dip their brush into it, brush as normal for two minutes and rinse it out. Shoppers can also grab 50% off bundles, such as the Ultimate Whitening Bundle which is down from £59.98 to £29.99 and includes MySweetSmile's Teeth Whitening Strips and the Whitening Powder.
The bundle offers strips which have a seven day intensive whitening course that removes years of deep stains for a visibly brighter smile. Not only can shoppers have money off products, they can also get buy two get one free on all single products, with free next-day delivery on orders £30 and daily free gift on orders over £30.
MySweetSmile's Amazon Prime Day-beating sale

Amazon Prime has up to 50% off on a range of their products, including bundles, in time for Amazon Prime Day.
For those looking for alternatives to MySweetSmile, the brand Smile Therapy offers a range of products, including a Teeth Whitening Pen priced at £13.99. Designed for whitening on the go, the pen features a high-strength, non-peroxide formula that brightens teeth without causing irritation.
Shoppers might also consider the Colgate Max White Ultimate LED Whitening Kit, available at Boots for £49.99. This kit includes an LED light, a storage case, and a whitening pen with enough serum for up to 35 treatments.
Shoppers have rated the MySweetSmile products highly on their website. One person said: "I always thought my yellow teeth were just part of ageing, but after just a few uses of MySweetSmile, I can’t stop smiling at the mirror. My teeth feel so much cleaner and brighter—it’s like I’ve turned back the clock on my smile!"

Another wrote: "Years of coffee and tea had left my teeth so stained, I stopped smiling in photos. This powder has been a game-changer! My teeth are noticeably whiter, and I finally feel confident to smile again without hiding."
Others shared some opposing views on Trustpilot, however, as one person said: "I ordered a bundle, the items arrived in two separate deliveries by two different courier companies on one day."
"I was sceptical at first, but this really works. My teeth looked dull and yellow no matter how much I brushed, but now they’re sparkling clean and bright. The compliments haven’t stopped, and I feel so much more confident!" said another shopper.
The biggest-ever sale on MySweetSmile is available on their website.
Daily Mirror