Peroxide-Free Whitening
Lifts stains without the bleach
The #1
whitening strips without the sensitivity
Peroxide-Free Whitening Strips
Peroxide-Free Whitening Strips
12% PAP Whitening
Helps Strengthen Enamel
Soothes Sensitivity
30-Minute Treatment
A peroxide-free PAP formula that lifts everyday coffee, tea, and food stains while nano-hydroxyapatite strengthens enamel and potassium nitrate soothes sensitivity. A whiter smile, without the burn.
Designed for sensitive teeth & gums
Whitening power without the peroxide — gentle where other strips aren't.
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Product Details
Product Details
Achieve a brighter smile without the discomfort of traditional whitening. Cureend Whitening Strips combine advanced PAP+ whitening technology with nano-hydroxyapatite and sensitivity-supporting ingredients to help remove stains while being gentle on teeth. Unlike peroxide-based treatments, they whiten without harsh chemicals or painful sensitivity, making them ideal for daily use and sensitive teeth.
How To Use
How To Use
1. Remove the Strip
Carefully peel one whitening strip from the backing film.
2. Apply to Teeth
Apply the upper strip to your top teeth, then repeat with the lower strip on your bottom teeth.
3. Leave On for 30 Minutes
Wear the strips for 30 minutes while avoiding eating or drinking.
4. Remove & Reveal
Gently remove the strips and rinse away any remaining gel to reveal a brighter smile.
Pro Tip: For best results, use consistently as directed and avoid strongly staining foods and drinks immediately after treatment. ✨
Shipping & Subscription Details
Shipping & Subscription Details
Due to high demand from our seasonal sale, slight delays may occur. However, we still process and ship every order within 24–48 hours. International delivery usually takes 4–8 working days, and all orders include free insured & tracked shipping so you can easily follow your package with complete peace of mind.
Subscriptions: Renew automatically every 4. 8 or 12 weeks and can be paused or canceled anytime. To avoid your next renewal, please cancel at least 24 hours before the next billing date. Once a renewal has been processed, that shipment can no longer be canceled. Full details can be found in our Return & Refund Policy, or you can manage your subscription anytime through your account or by contacting support.
List of ingredients
List of ingredients
Phthalimidoperoxycaproic Acid (PAP) is the key active ingredient in our whitening strips. PAP is a scientifically advanced whitening technology that helps break down and remove stains from the surface of teeth without the use of peroxide. Unlike traditional peroxide-based whitening systems, PAP is designed to deliver effective whitening while helping minimize the sensitivity and discomfort commonly associated with teeth whitening treatments.
Full Ingredients List
PVP, Phthalimidoperoxycaproic Acid (PAP), Xylitol, Aqua/Water, Glycerin, Ethylcellulose, Nano-Hydroxyapatite, Sodium Polyacrylate, PVM/MA Copolymer, Potassium Nitrate, Xanthan Gum, Potassium Citrate, Aloe Vera Extract, Sodium Citrate, Mild Surfactant, Rebaudioside A, Vitamin E, Menthol.
Frequently Asked Questions
Frequently Asked Questions
Whats in the box?
14 peroxide-free whitening strips (7 full treatments)
What makes Cureend Whitening Strips different?
Unlike many traditional whitening products, Cureend Whitening Strips use a peroxide-free PAP+ formula combined with nano-hydroxyapatite to help whiten teeth while supporting enamel and minimizing sensitivity.
Will these whitening strips cause tooth sensitivity?
Our formula is specifically designed for sensitive teeth. By using PAP+ instead of peroxide and including ingredients like potassium nitrate and nano-hydroxyapatite, it helps provide a more comfortable whitening experience.
How quickly will I see results?
Many users notice a brighter smile after their first treatment, with best results typically achieved after completing the full 7-treatment course.
Loved by our customers
No Harsh Peroxides
Free Shipping
Trusted by 100,000+ Customers
Enamel Safe Whitening
Trusted by 50,000+
Based on 2,139 reviews
Excellent 4.8 / 5
Scientifically Developed. Third-Party Tested.
We use carefully selected ingredients that undergo independent third-party testing for quality and consistency, helping ensure every product meets our high standards.
Noticed a brighter smile
95%
After their first use
Said the strips felt gentle
91%
With zero sensitivity
Would choose these
98%
over traditional peroxide strips
Experienced progressively whiter
89%
Within 2 Weeks
Real Benefits. Backed by Research.
The periodontal pocket is where gum damage happens. Cureend is the only daily formula designed to reach it.
No Sensitivity
No zingers, no burn
Enamel Repair
Strengthens while it whitens
Gentle on Gums
Safe even for sensitive gums
When do I see results?
Consistency is key. Based on using the strips as directed across the full course, most people notice their smile getting gradually brighter with each treatment. Every smile starts at a different shade, but here's what you can typically expect.
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After 1 Use
First Freshness
Right after your first 30-minute treatment, teeth feel clean and smooth, and many people notice a subtle, fresh brightnesswithout any of the zingers or sensitivity peroxide strips are known for
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After 7 Uses
Visible Brightening Improvement
By the end of your first pack, everyday coffee, tea, and wine stains start visibly lifting. Most people see their teeth looking a shade or two brighter a real, gradual change, not a fake overnight white.
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After 14 Uses
Up to 3 Shades Whiter
With continued use, the brightening builds and evens out. Surface stains keep fading and your smile looks noticeably cleaner and up to 4 shades whiter while nano-hydroxyapatite supports your enamel along the way.
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After 6–12+ Months
Up to 4 Shades Whiter
Across the full course, you reach your brightest, most even result up to 4 shades whiter, and you got there without the burn, the sensitivity, or the regret. Maintain with occasional treatments to keep it bright.
Every Ingredient Matters.
Carefully selected ingredients inspired by nature, third-party tested, and thoughtfully formulated to support healthier teeth and gums.
PAP (12%)
Peroxide-Free Whitening
Whitening Active
Nano-Hydroxyapatite
Enamel Support
Calcium Mineral
Vitamin E
Gum Care
Antioxidant
Potassium Nitrate
Soothes Sensitivity
Sensitivity Relief
Aloe Vera
Natural Soothing
Aloe Leaf
Glycerin
Lasting Moisture
Plant-Derived
Xylitol
Protects Teeth
Natural Sweetener
Menthol
Fresh Feel
Natural Freshness
Water (Aqua)
Pure Base
Purified Water
See all 9
See less
Join 50,000+ Others Improving Their Smiles
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★
Coffee stains finally lifting
I drink way too much coffee and my teeth were really showing it. After about a week I could already see a difference, and by the end of the box they looked noticeably brighter. Not fake-white, just clean and healthy like they used to be.
Emily R.
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A shade or two whiter, and it actually stuck
I've tried strips before that did nothing. These gave me a real, gradual change my teeth are clearly lighter than when I started. It's not overnight magic, but it genuinely works if you finish the course.
Marcus T.
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Whiter smile for the wedding
Bought these ahead of my sister's wedding because I wanted to look good in the photos. Within a couple weeks my smile looked so much brighter. So glad I didn't spend hundreds at the dentist.
Priya N.
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No zingers at all
I usually get those sharp sparks in my teeth with whitening products and have to stop. These were gentle from the very first use no pain, no aching afterward. I actually finished the whole box for once.
Sarah M.
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I can drink cold water again
With my old strips the sensitivity lasted for days, cold air alone would set me off. With these there was none of that. I could eat and drink normally the same day, which I honestly didn't think was possible.
Daniel K.
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Extremely sensitive teeth and zero issues
I have really sensitive teeth and weak enamel, so I braced myself. Two weeks in and no discomfort whatsoever. These are the only whitening strips that have never once hurt me.
Laura B.
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★
★
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So much better than the peroxide ones
The peroxide strips always left my teeth aching and my gums burning. These felt completely different comfortable to wear and still gave me a noticeably whiter result. I'm not going back.
Chris W.
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Finally strips that stay on
Most strips I've tried slide around the second I talk. These actually stayed put the whole 30 minutes and didn't slip onto my gums. No harsh taste either, unlike the drugstore ones.
Amanda P.
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My dentist told me to avoid whitening these changed that
I have receding gums so I'd given up on whitening years ago after being told it was too risky. Because these are peroxide-free I finally felt safe trying, and they've been completely gentle. A whiter smile I thought I'd never get.
Robert H.
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Peroxide-free was the reason I bought
I'd been searching specifically for something without peroxide because that's what always hurt me. Knowing it uses PAP instead, plus ingredients that support enamel, made me trust it. So glad I made the switch.
Nadia S.
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★
★
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★
Gentle formula you can feel
You can tell this is made differently. No burning, no weird chemical taste just a mild, clean feel. The aloe and the enamel-supporting ingredients clearly make a difference for comfort.
Tom L.
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★
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★
No chalky feeling after
Peroxide strips always left my teeth feeling weak and chalky. These leave them feeling smooth and actually stronger. The nano-hydroxyapatite is a real upgrade over the old formulas.
Grace F.
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★
★
★
★
Fits right into my morning
I put them on while getting ready and just carry on 30 minutes and done. No fiddling, no mess, no re-sticking them. Couldn't be simpler.
Jessica A.
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No slipping, no fuss
Peel, apply top and bottom, wait, rinse. They stay exactly where you put them so you can talk and move around. Easiest whitening routine I've had.
Kevin M.
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★
★
★
Simple enough that I actually keep doing it
The reason other kits failed for me is I'd give up halfway. These are so easy and painless that I finished the full course without a second thought.
Hannah D.
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★
Smiling in photos again
I'd started hiding my teeth in pictures because of the staining. Now I actually smile properly. It's a small thing but it's made me feel so much more confident.
Olivia C.
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★
★
★
Got compliments within weeks
A coworker asked if I'd done something different my smile just looked fresher and brighter. First time anyone's noticed my teeth in a good way. Worth every penny.
James P.
★
★
★
★
★
Feel good about my smile for once
After years of dingy, coffee-stained teeth I'd kind of given up. These gave me back a smile I'm not embarrassed by. I feel like myself again.
Sophie W.
5 Reasons Why
Cureend Is Different From Every Whitening Strip You've Tried
Reason 1
Whiten Without Sensitivity
Sensitivity is the #1 reason people quit whitening the sharp zingers, the ache, drinking everything through a straw. Cureend is powered by peroxide-free PAP technology, so it brightens your teeth without the chemical burn that makes traditional strips hurt. Finally, whitening you can actually finish.
Reason 2
Visible Results, No Rush
This isn't fake overnight white. Cureend whitens gradually, lifting years of coffee, tea, and wine stains a little more with each treatment, with your brightest result across the full course. Real, believable progress without forcing it on sensitive teeth.
Reason 3
Without harsh chemicals or irritation.
Instead of bleaching your enamel to reach stains, Cureend uses PAP to lift years of built-up discoloration from coffee, tea, wine, and everyday foods without the harshness peroxide is known for. No burning gums, no weird chemical taste. Just a gentler way to whiten.
Reason 4
Supports Enamel Health
Most strips work against your enamel, leaving teeth feeling chalky and weak. Cureend is built the opposite way: nano-hydroxyapatite helps support and strengthen enamel, while potassium nitrate soothes sensitivity gentle where most strips aren't. Your smile looks brighter and feels stronger.
Reason 5
Safe for the Teeth Everyone Else Gave Up On
If sensitive teeth or receding gums made you count yourself out of whitening, this was made for you. With no peroxide and added aloe and vitamin E, Cureend stays gentle even where other strips irritate and burn — the whitening designed for the people the category left behind.
60
Day
FEEL THE DIFFERENCE
60-Day Risk-Free Trail
If you don’t see noticeable improvements within 30 days, simply return your order for a full refund within 60 days, no questions asked.
Why Choose Cureend?
Most whitening strips force you to choose between results and comfort. Cureend is built to give you both real whitening power, without the peroxide burn that makes other strips hurt.
Other
Whitening Strips
Peroxide-Free PAP Formula
Gentle on Sensitive Teeth
Safe for Receding Gums
Supports & Strengthens Enamel
No Burning or Gum Irritation
Stays Firmly in Place
How To Use
1
Carefully peel the whitening strips from the backing film.
2
Apply upper strip to top teeth, and repeat with bottom teeth.
3
Wear the strips for 30 minutes while avoiding eating or drinking.
4
Gently remove the strip andrinse away any exeting gel
1
Carefully peel the whitening strips from the backing film.
2
Apply upper strip to top teeth, and repeat with bottom teeth.
3
Wear the strips for 30 minutes while avoiding eating or drinking.
4
Gently remove the strip andrinse away any exeting gel
Frequently Asked Questions
How does PAP+ whitening work?
PAP+ is a modern whitening technology designed to help lift stains from the surface of teeth without relying on peroxide. It helps brighten your smile while being gentler on teeth and gums than many traditional whitening methods.
Will these whitening strips cause sensitivity?
Most users experience little to no sensitivity. The peroxide-free PAP+ formula was chosen specifically to provide effective whitening while helping minimize the discomfort often associated with traditional whitening strips.
How long should I wear the strips?
Wear the strips for 30 minutes per session. Afterward, remove the strips and rinse your mouth to remove any remaining gel.
How quickly will I see results?
Many users notice a brighter smile after just a few applications. For best results, use the strips consistently as directed for several weeks.
Can the strips remove coffee, tea, and wine stains?
Yes. The strips are designed to target common surface stains caused by coffee, tea, red wine, smoking, and everyday foods that can dull the appearance of teeth over time.
Are the strips safe for enamel?
The PAP+ whitening formula is designed to whiten teeth while being gentle on enamel when used as directed.
Will the strips stay in place?
Yes. The flexible strips are designed to comfortably adhere to your teeth throughout the treatment period for even whitening coverage.
Can I eat or drink while wearing the strips?
No. For the best results, avoid eating, drinking, chewing gum, or smoking while the strips are applied.
Are the results natural-looking?
Yes. The goal is to brighten your natural tooth shade, not create an artificial or overly white appearance. Most users describe their results as cleaner, healthier, and more naturally radiant.
Can I use the strips if I have sensitive teeth?
Yes. Many customers with sensitive teeth choose PAP+ whitening because it is generally more comfortable than traditional peroxide-based whitening products.
Do the strips work on crowns, veneers, or fillings?
The strips are intended for natural teeth. Dental restorations such as crowns, veneers, bonding, and fillings generally do not whiten in the same way as natural enamel.
How long do the whitening results last?
Results vary depending on diet and lifestyle. Avoiding staining foods and drinks and maintaining good oral hygiene can help your brighter smile last longer.
What if I have more questions?
Our support team is available 24/7 via email at support@cureend.com
we’re always here to help.