Commonly Asked Questions

Add any 2 products to your cart. The second (lower-priced) item will automatically be discounted by 50%, with no code needed.

You can mix and match across the entire range using the easy-to-use Deal Builder above.

No code required. The discount applies automatically once you add 2 items to your cart.

You’ll see a “Buy 1 Get 1 50% Off” label appear under your lowest-priced-priced item before checkout.

Yes. Simply add 2 of the same product using the quantity selector, and your second item will automatically be 50% off.

Here’s how the two offers work:

  • Buy 1 Get 1 50% Off: Ideal if you only want two products. Add any 2 items and your second (lowest-priced) item will be half-price, no code needed.
  • Buy 2 Get 1 Free: Better value if you’re stocking up or gifting. Add any 3 items and your third (lowest-priced) item will be completely free, with no code needed.

Both offers apply across the full range, but Buy 2 Get 1 Free gives you the best overall saving.

For the best results, we recommend this powerful duo:

  • Teeth Whitening Powder gently polishes away coffee, tea, and wine stains.
  • Teeth Whitening Strips lift deep yellowing in just 7 days, peroxide-free and sensitivity-free.

Together, they deliver instant brightness and long-term stain removal. With Buy 1 Get 1 50% Off, it’s the perfect time to start your smile upgrade.

Yes, orders over £40 / $50 / €50 qualify for Free Next-Day Delivery. Place your order before 10pm for next-day arrival.

You’ll receive an email with your tracking link as soon as your order is dispatched from your local fulfilment centre. You can also visit the Order Tracking page on our site anytime for live updates.

Who We Are & What We Do

Trusted by over 1 million customers worldwide, MySweetSmile is the #1 Teeth Whitening Brand, awarded Best-Buy by The Independent two years in a row and rated Excellent on Trustpilot.

Backed by the Dermatest® 5-Star Seal of Approval and dentist-approved formulas, our peroxide-free, enamel-safe solutions deliver real results without sensitivity.

Whether you want to whiten your teeth, remove stains, strengthen enamel, support gum health, or just need a daily cleaning solution, our expert-developed products provide the ultimate smile care routine.

Discover our award-winning range today and reveal a brighter, healthier-looking smile.

IndyBest Award-Winners 2x In A Row

Voted Best Buy by The Independent in 2023 & 2024, MySweetSmile is proud to be recognised as the UK’s #1 Teeth Whitening Brand.

Over 1 Million Smiling Customers

Join over 1 million smiling customers worldwide who trust MySweetSmile for a brighter, more confident smile—rated Excellent on Trustpilot.

Clinically Proven & Dentist Approved

Backed by clinical studies, awarded the Dermatest 5-Star Seal of Approval, and approved by dentists, our formulas deliver safe, effective results you can rely on.

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