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Backed by leading dentists

Megawhite™ Whitening Strips

Megawhite™ Whitening Strips

4.5
Rated 4.5 out of 5 stars
296 Reviews
Regular price £24.99 GBP
Regular price £24.99 GBP Sale price £24.99 GBP
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The Ultimate Whitening Essential
Meet the SmilePapi Whitening Strips – expertly designed to give you a brighter, more confident smile with ease. These strips are crafted with gentle, enamel-safe ingredients to effectively whiten your teeth without causing sensitivity.
  • Residue-Free

  • Reduces the appearance of stains

  • Zero sensitivity

  • Provides a confidence boost

  • Gently lift stains
  • Great for on-the-go
  • Sensitivity free

What's Included

Designed by dentist in London.

Size: one size fits all
Quantity: 14 sachets / 28 strips
Packaging: cellophane wrapped cardboard box

Ingredients

  • Glycerin
  • Water/Aqua
  • PVP
  • Phthalimidoperoxycaproic Acid (PAP)
  • Alcohol
  • Xylitol
  • Sodium polyacrylate
  • Ethylcellulose
  • Stevioside
  • Menthol
  • CI42090
  • CI 17200

Shipping & Returns

Please allow us the following shipping times:

Standard shipping (2 -4 days) £3.95

Returns:

We offer a 30-day return policy on all orders. To initiate a return, please contact our customer service team

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Icon Free Shipping From £40 Icon Sensitivity-Free Icon Purple-Film Technology Icon Formulated By Dentists In London Icon Free Shipping From £40 Icon Sensitivity-Free Icon Purple-Film Technology Icon Formulated By Dentists In London Icon Free Shipping From £40 Icon Sensitivity-Free Icon Purple-Film Technology Icon Formulated By Dentists In London Icon Free Shipping From £40 Icon Sensitivity-Free Icon Purple-Film Technology Icon Formulated By Dentists In London

Why SmilePapi?

SmilePapi utilise innovative purple-film technology to deliver professional-grade whitening right at home. The strips are designed with a unique purple hue that works to neutralise yellow and stained teeth, helping to instantly brighten your smile with each application.
  • Boost Your Confidence
  • Convenient and Effortless
  • Fast-Acting Results

Proven benefits, proven results

97%

Reported noticeable whitening after use

*Based on a four-week independent customer panel

92%

Noticed longer-lasting effects

*Based on a three-month independent customer panel

88%

Preferred SmilePapi over others

*Based on a four-week independent customer panel

The 14-Day Glow Challenge

Want proof? Take the 14-Day Glow Challenge and see for yourself. We guarantee results – no gimmicks, no empty promises, just a brighter, whiter smile in two weeks. Your journey to a perfect smile starts now.
  • Visible Whiter Teeth in Two Weeks
  • Clinically Tested and Trusted
  • Gentle on Enamel

US vs Other Brands

Unlike anything else on the market, we cannot say the same for others.

Specially designed shape to fit every smile perfectly

Formulated with the maximum legal strength of whitening agents under UK law

Confidence Booster

Ease of Use

SmilePapi

Other Brands

Zero Residue

Purple-Film Technology

Sensitivity-Free

Longer-Lasting

Peroxide-Free

Affordable

From curious to confident

Yes! Our strips are specially designed to be 100% sensitivity-free while
delivering amazing whitening results.

We recommend using SmilePapi strips daily for 14 days to achieve optimal
results.

Our strips use advanced purple-film technology and are peroxide-free,
offering safe, fast, and effective whitening without any residue or sensitivity.

Yes! Our strips were developed and approved by dentists in London to ensure
maximum safety and efficacy.

You can read more of our FAQ's here

4.5
Rated 4.5 out of 5 stars
Based on 296 reviews
Total 5 star reviews: 136 Total 4 star reviews: 160 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
100%would recommend this product
Slide 1 selected
296 reviews
  • I
    Izzy
    Flag of United Kingdom
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    15 hours ago
    White teeth with no pain!!

    These work SO WELL. My teeth get super sensitive very easily, but I’ve used these multiple times and there is no sensitivity at all. The before and after pics are literally from one use too!!

  • L
    Lana
    Flag of United Kingdom
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    5 days ago
    The price, quality, TASTE and the results are great.

    I whiten my teeth twice a year and every time I try something new, because most of the time I hate how most whitening strips taste, so this time decided to try these because I liked the idea that they had a flavour. And these are actually soooo good. I used them for 2 weeks and already see the difference. If you want to whiten your teeth at home - try these strips, because the price, quality, TASTE and the results are great. Pretty sure I"ll be using them again next time too.

  • S
    Sarah
    Flag of United Kingdom
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    2 weeks ago
    Absolutely love this!

    Absolutely love this! I have very sensitive teeth and unfortunately I am unable to use Crest. I am glad I was able to find Smilepapi, and trust me when I say you DONT feel a thing. 10/10 recommend. Within a week i saw fast results!

  • A
    Amber
    Flag of United Kingdom
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    2 weeks ago
    gentle yet effective whitening

    I’ve tried several whitening strips before, but SmilePapi really impressed me! The strips are easy to apply, stay in place, and don’t cause any sensitivity. After just a few uses, I noticed my teeth looked visibly whiter. Plus, they have a refreshing minty taste, which makes the experience even better. Definitely a great choice for anyone looking for a gentle yet effective whitening treatment at home!

  • A
    Angelica
    Flag of United Kingdom
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    1 month ago
    Pleasantly Surprised – No Sensitivity & Great Results!

    I was honestly skeptical at first — Purple strips to whiten teeth? 😅 But wow, I ended up loving the results! They’re super easy to apply, and I noticed a difference from the very first use. I’ve tried other whitening strips before, but they always left my teeth super sensitive. Not these! Zero sensitivity, and my smile looks brighter already. Definitely recommend if you want effective whitening without the pain! 💚✨