10 Best Teeth Whitening Kits Sellers in The UK

Last updated on 05/07/2025

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Teeth Whitening Trays, Pretty Teeth Cosmetic Smiles, Professional Custom Made Using A Home Impression Kit, Dental Grade, Perfect Fit, Dental Teeth Bleaching Trays.

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Why We Love It

Non-toxic and safe material.
Custom fits your teeth.
Comes with storage case.

Main Highlights

Brand: Pretty Teeth
Made from: The Most Modern Thermoforming Material available for Precision Performance and Quality Non-toxic, clear, tasteless and odourless material
Professionally made to custom fit your teeth
Can be used for travel: small kit, lightweight and comes in travel/storage case
Upper and Lower Whitening Trays
FREE Pretty Teeth Storage Case

COLGATE Max White Ultimate at Home LED Teeth whitening kit | Enamel Safe | Reverses up to 20 Years of Stains** | Whitening Pen & Smartphone Powered LED Whitening Light | Developed by Dental Experts

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Why We Love It

Quick 10-minute teeth whitening.
Reverses years of stains.
Safe, simple enamel application.

Main Highlights

WHITEN IN 10 MINUTES*: Illuminate your smile in just 10 minutes with the Colgate Max White LED Home Teeth Whitening Kit, brought to you by the No. 1 brand in Teeth Whitening**. (*Stains caused by food and drink, with 2 weeks continued use 2x/day. **Nielsen, Whitening Toothpaste, s value, MAT March 2023)
REVERSES UP TO 20 YEARS OF STAINS*: This clinically proven dental whitening kit uses our most advanced technology developed by dental experts to reverse up to 20 years of stains*. (*Removes ordinary stains built up over time with 2 wks continued 2x daily use)
ENAMEL-SAFE WHITENING: Using our teeth whitening kit is an enamel-safe way to whiten. The dental whitening kit comes with our patented whitening device that supercharges the ingredient in our Colgate Max White Whitening Serum to start whitening in just 10 minutes*. You’ll use our serum to whiten your teeth with our LED device twice a day. (*Stains caused by food and drink, with 2 weeks continued use 2x/day)
WHITEN IN 5 SIMPLE STEPS: 1) Brush teeth. 2) Dry your top row with a tissue. 3) Apply a thin layer to each tooth on your top row - 1-2 clicks is enough for 4 teeth. Dry for 15 seconds. 4) Repeat process on bottom row. 5) Plug the LED device into your smartphone (compatible with both Android and iPhone). Press the power button, whiten for 10 minutes and brush your teeth.
TIPS FOR THE BEST EXPERIENCE: To clean the serum applicator, never use water! Instead, wipe it with a dry tissue. Use the serum within 3 months of opening. For optimal at home whitening, use together with Max White Ultimate toothpaste every day.
REFILLS: You can get a separate Colgate Overnight Whitening Serum as a refill when you run out of the serum in your LED Kit.

Colgate Max White LED Teeth Whitening Kit with 2 Overnight Wands

5% OffFree Shipping

Why We Love It

Whiten teeth in 10 minutes.
Enamel-safe for healthier smiles.
Easy application with precision brush.

Main Highlights

WHITEN IN 10 MINUTES*: Illuminate your smile in just 10 minutes* with the Colgate Max White LED Home Teeth Whitening Kit. (*Stains caused by food and drink, with 2 weeks continued use 2x/day)
ENAMEL-SAFE: This dental whitening kit uses our most advanced technology developed by dental experts to reverse up to 20 years of stains*. It’s a clinically proven and enamel-safe way to whiten. (*Stains caused by food and drink, with 2 weeks continued use 2x/day)
SUPERCHARGES WHITENING: Our patented whitening device, with LED lights, supercharges the ingredients in a teeth whitening serum to start whitening in 10 minutes*. The 18 purple LED lights are placed in zig-zag formation to ensure your teeth are evenly whitened. And results are proven! (*Stains caused by food and drink, with 2 weeks continued use 2x/day)
NEW PRECISION BRUSH: Our dental whitening kit also comes with 2 patented teeth whitening serums that has a new and improved precision brush to make application easier than ever. Each wand should last for up to 35 treatments. Remember, 1 dip is enough for 5 teeth!
WHITEN IN 5 STEPS: 1. Brush teeth. 2. Dry your top row with a tissue. 3: Apply serum to top row and wait 15 seconds to dry. 4: Repeat process on bottom row. 5: Plug the LED device into your smartphone (works for both Android and iPhone), press the power button, whiten for 10 minutes then brush your teeth.
TIPS FOR THE BEST EXPERIENCE: To clean the serum applicator, never use water! Instead, wipe it with a dry tissue. Use the serum within 3 months of opening.

Teeth Whitening Kit - Pap Tooth Whitener Formulated by Dentists Made in Britain - LED Activated Gel Pods for a Brighter Smile - SMILE:NOW (33.6ml (Pack of 1), Peppermint)

33% OffFree Shipping

Why We Love It

Made by expert UK dentists.
Safe for sensitive teeth.
Includes everything for easy use.

Main Highlights

✅ MADE IN BRITAIN - Our Teeth Whitening Gels are proudly made in the UK and are developed here, by specialist British professional teeth whitening Dentists. This means our teeth gels have been tried, tested and refined to meet and surpass the UK and EU Trading Standards. We manufacture all our products to GMP and ISO 9001 standards.
✅ SPECIFICALLY FORMULATED 20 MIN GEL - 8 x 4.2ml Gel Pods of advanced teeth whitening - more than 14 day treatments! Our hydrogen peroxide free gel is fluoride free. Our smile gel is safe for sensitive teeth! Enriched with Aloe Vera to promote gum health, Calcium helps strengthen teeth and Vitamin E to help prevent gum disease. Our key ingredients help ensure there’s no sensitivity through the process!
✅ WHAT'S INCLUDED - Inside our Luxury SMILE:KIT you will find 8 x 4.2ml teeth whitening gel pods. 1 x LED blue light with 5 individual led light which activates our remarkable whitening gel to achieve the best teeth whitening. 1 x mouth tray which sits comfortably in your mouth and also reduces spillage or overflow. 1 x easy to follow instructions manual so you'll know exactly what you're doing and 1 x shade guide so you can keep track of your whitening improvements!
✅ BEST TEETH WHITENING RESULTS - Avoid the extortionate dentist teeth whitening costs and save hundreds of pounds on dental fees using SMILE:NOW at home teeth whitening kit. Achieve better, long lasting whitening than Teeth Whitening Strips, Teeth Whitening Powder, Charcoal Teeth Whitening Powder, Teeth Whitening Toothpaste and Teeth Whitening pen

Venus Visage Teeth Whitening Gel Syringes (8 Pack) - Teeth Whitening Kit Refill for Trays - No Sensitivity - Visible Results (3 ml/0.10 fl oz Each)

31% OffFree Shipping

Why We Love It

Whiten teeth effectively and safely.
Precise application for convenience.
Visible results in few applications.

Main Highlights

Lift the Deepest Stains: Reveal a smile that lights up the room with Bright White Teeth Whitening Syringes.Our powerful teeth whitening gel lifts the most stubborn stains caused by coffee, wine, and smoking.
Effortless At-Home Whitening: Each teeth whitening syringe features a dosage line for precise application every time. These teeth whitening gel syringes are quick and easy to dispense on aligners, retainers, and dental trays (not included).
Gentle Formula: Achieve a dazzling smile without the fuss. Our teeth whitening gel for trays delivers maximum whitening results without causing teeth sensitivity. This mint-flavored whitening gel formula is safe for teeth and freshens breath.
Visible Transformation: Watch as your teeth improve by multiple shades with regular use of our teeth whitening gel. Each tooth whitening kit has 8 syringes good for 24 applications. Use 3-4 times weekly for a luminous smile!
VENUS VISAGE PROMISE: Don’t run out of reasons to smile! Stock up on our teeth whitening gel kit for a long-lasting brilliant smile. If there are any issues with our tooth whitening gel, let us know and we’ll make it right.

White Luxe Teeth Whitening Kit for Sensitive Teeth with 2 Mode LED Mouthpiece - Peroxide Free & Vegan - Home Teeth Whitening Gift Box

21% OffFree Shipping

Why We Love It

Quick and visible results.
Fights stubborn teeth stains.
Ideal for sensitive teeth.

Main Highlights

🦷 3 X TEETH WHITENING PENS will give you enough gel for 12-15 applications. We recommend trying 7 days in a row, and then saving some for another time.
🦷 2-MODE LED MOUTHPIECE uses cold light technology, and has two unique light modes. Blue light activates the whitening gel to remove deep stains, while red kills bacteria, promotes gum health, soothes and protects. USB charger included.
🦷 Use the DESENSITISATION PEN after the treatment to lessen any sensitvitiy that you might feel. Our tooth whitening kit is ideal for sensitive teeth and proves instant results!
🦷 STAIN-FREE TEETH: Our teeth whitening gel helps to remove all sorts of unpleasant and stubborn teeth stains including coffee, wine, cigarettes or food!
🦷 DELUXE WHITENING: Bring a smile to anyone's face with our professional teeth whitening kit. This at-home cosmetic treatment gift box will get your smile up to 8 shades whiter in just 15 minutes a day. See visible results in just one session.

Xyleno LED Teeth Whitening Kit: Home Teeth Bleaching Kit Including Tooth Whitening Gel Pen and Bleaching Light Tray - Quickly and Safely Remove Stains to Make Tooth White

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Why We Love It

Dual light technology benefits.
Quick and convenient whitening.
Comfortable design for everyone.

Main Highlights

【Cold Light Teeth Whitening】Utilizing both blue and red light, this device offers dual benefits for teeth whitening. Blue light effectively removes surface stains and significantly enhances the whitening effect, while red light helps relieve tooth sensitivity and improves gum health.
【Achieve a Confident Smile】In just 16 minutes, you can complete an effective teeth whitening treatment, ensuring you have a confident smile anytime, anywhere. Whether at home, at the office, or on the go, the simple and convenient design allows you to say goodbye to the complexity and inconvenience of traditional whitening methods.
【Instant Teeth Whitening】The teeth whitening gel pen features a gentle yet highly effective formula that targets stubborn stains like coffee, tea, and cigarette. Its unique active ingredients penetrate deep into the enamel, quickly breaking down pigment molecules and restoring your teeth's natural shine.
【Whitening Comfortably】The dental tray is made from soft silicone and designed with an ergonomic fit that comfortably contours to your teeth, ensuring a snug. It meets the needs of various users, allowing both adults and those with sensitive teeth to enjoy the whitening treatment in comfort.
【USB Charging Whitening Device】With a built-in rechargeable battery, this device reduces the need for disposable batteries. It comes with a USB charging cable, compatible with multiple charging methods. Whether for home use or travel, it effortlessly meets your daily needs, providing efficiency you expect from a teeth whitening solution.

MySweetSmile Dentist-Approved Teeth Whitening Powder - IndyBest Award-Winner - Enamel-Safe & Sensitivity-Free - Cool Mint Flavour - Removes Years of Stains - 6 Month Teeth Whitener Supply

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Why We Love It

Awarded 'Best Teeth Whitening Product.
Dentist-approved and enamel-safe formula.
Effortless and cost-effective use.

Main Highlights

REMOVE YEARS OF STAINS – GENTLY & EFFECTIVELY - Say goodbye to deep-set stains from coffee, tea, wine, smoking, and ageing with zero peroxide & zero sensitivity. This dentist-approved, non-abrasive powder gently lifts stains without irritation or enamel damage—so you can smile with confidence.
WHITER TEETH IN 3 SIMPLE STEPS – NO MESS, NO HASSLE - Achieve a brighter smile in just 3 easy steps—Dip, Brush, Rinse! Lightly dampen your toothbrush, dip it into the powder, and brush for 2 minutes. No messy gels, strips, or complicated kits—just hassle-free whitening twice a week for long-term stain removal.
DENTIST-RECOMMENDED & SAFE FOR SENSITIVE TEETH - Trusted by dental professionals, this enamel-safe formula is non-abrasive & peroxide-free, making it ideal for crowns, caps, veneers, and bonding. It helps maintain an even, natural-looking shade while preventing new stains from forming.
DERMATEST-APPROVED & MULTI-AWARD-WINNING - Independently tested in Germany by Dermatest, MySweetSmile’s dentist-approved Teeth Whitening Powder has earned a 5-Star Seal of Approval—proven to be safe, effective, and sensitivity-free. Voted Best Teeth Whitening Brand 2023 & 2024 by The Independent’s IndyBest Awards.
TRUSTED BY OVER 1 MILLION CUSTOMERS WORLDWIDE - Join 1M+ smiling customers across the UK, US & EU who trust MySweetSmile’s dentist-approved formulas for a brighter, healthier smile. As seen in The Guardian, Daily Mail, HELLO! and more—our formulas deliver professional-level whitening without sensitivity.

Riatanxi LED Teeth Whitening Kit: Blue Light Teeth Whitener with Bleaching Gel - Effectively Removes Stains from Coffee, Tea & Smoking - Safe, Fast, and Gentle for Sensitive Teeth

11% OffFree Shipping

Why We Love It

Fast and effective whitening results.
Stable power supply for convenience.
Affordable at-home professional solution.

Main Highlights

Fast and Effective Teeth Whitening Solution: The advanced combination of LED light and whitening gel works together to provide accelerated whitening results, effectively targeting stains and discoloration on the teeth. This powerful synergy ensures faster and more visible improvements, giving users a noticeably brighter smile in a shorter amount of time.
Stable Power Supply for Continuous Whitening: Thanks to the wired connection, users enjoy a stable power supply for uninterrupted whitening sessions. Unlike wireless models that often need to be recharged, the wired design offers consistent energy, ensuring a smooth and reliable experience throughout extended use, without worrying about losing power.
All-in-One Kit for Convenient Whitening: The teeth whitening kit includes both the LED light device and the whitening gel, so users don’t need to purchase any extra products. This all-in-one package ensures compatibility and convenience, making it easier for users to get started without any extra effort or cost.
Affordable At-Home Professional Whitening Solution: The kit serves as an affordable and convenient alternative to costly professional whitening treatments. Users can achieve professional-level results in the comfort of their own home, saving both time and money while still getting impressive whitening effects after several using.
User-Friendly LED Whitening Kit for Everyone: With a simple and intuitive design, this LED teeth whitening kit is perfect for users of all levels. The plug-in design and easy-to-follow instructions ensure that anyone can use it effectively, providing a stress-free experience for at-home teeth whitening.

Mr.Whitener LED Teeth Whitening Kit, Dentists Recommended, Enamel Safe, Professional Pap Tooth Whitener for Sensitive Teeth, Professional 8 Refill Teeth Whitening Gel Pods 33.6ml, Remove Teeth Stains

Free Shipping

Why We Love It

Achieve whiter teeth quickly.
Gentle on sensitive teeth.
Complete kit for convenience.

Main Highlights

Professional Teeth Whitening at Home: Achieve up to 8 shades whiter teeth in just one week with our enamel-safe teeth whitening kit. Designed for effortless home use with professional-grade results.
Sensitivity-Free Formula: Enjoy effective stain removal without irritation. Our peroxide-free whitening gel is gentle on sensitive teeth while ensuring noticeable results after the first use.
Complete Whitening Tool Kit: Includes 8 whitening gel pods (4.2ml each), an LED light accelerator with 8 powerful lights, a silicone mouth tray, and an easy-to-follow user guide for optimal performance.
Targets Stubborn Stains: Effectively removes stains caused by coffee, wine, smoking, and sugary foods. Restore your teeth's natural shine with just 10 minutes of daily use.
LED Teeth Whitening Technology: The advanced LED light accelerator enhances the whitening process, ensuring faster and more uniform results with minimal effort.
Convenient & Safe Design: The whitening gel pods are easy to apply with the silicone tray. Designed to protect enamel and avoid gum irritation when used as directed.

8.8

Excellent

We scanned 1026 products

We reviewed these offers relevant to the Teeth Whitening Kits Sellers within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Pretty Teeth, COLGATE, SMILE:NOW, Venus Visage, White Luxe, Xyleno, MySweetSmile, Riatanxi, Mr.Whitener, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Teeth Whitening Kits Sellers in the market, we considered we took a deep dive into 5131 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Teeth Whitening Trays, Pretty Teeth Cosmetic Smiles, Professional Custom Made Using A Home Impression Kit, Dental Grade, Perfect Fit, Dental Teeth Bleaching Trays.. We love many things about this product by Pretty Teeth. What sets it apart from the competition is Non-toxic and safe material, Custom fits your teeth, Comes with storage case.
The best value product for most shoppers and where user satisfaction is continuously the highest is COLGATE Max White Ultimate at Home LED Teeth whitening kit | Enamel Safe | Reverses up to 20 Years of Stains** | Whitening Pen & Smartphone Powered LED Whitening Light | Developed by Dental Experts by COLGATE based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Teeth Whitening Kits Sellers and the best cost-to-value ratio is Teeth Whitening Kit - Pap Tooth Whitener Formulated by Dentists Made in Britain - LED Activated Gel Pods for a Brighter Smile - SMILE:NOW (33.6ml (Pack of 1), Peppermint)at SMILE:NOW with a 33% discount.
Our list of the best Teeth Whitening Kits Sellers is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Teeth Whitening Kits Sellers in The UK

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We scanned 1026 products

We concluded that: