---
product_id: 628174035
title: "35% Teeth Whitening Gel Refill Syringes, with PF (8ct) 5404-4 | 35% Carbamide Peroxide Whitening Gel for Custom Trays. Low-Sensitivity Formula, Melon, Dentist Developed and Made in USA."
brand: "opalescence"
price: "465.73 DT"
currency: TND
in_stock: true
reviews_count: 9
category: "Opalescence"
url: https://www.desertcart.tn/products/628174035-35-teeth-whitening-gel-refill-syringes-with-pf-8ct-5404
store_origin: TN
region: Tunisia
---

# 35% Carbamide Peroxide for rapid whitening Potassium nitrate + fluoride for sensitivity support 30-60 min daily application, fast results 35% Teeth Whitening Gel Refill Syringes, with PF (8ct) 5404-4 | 35% Carbamide Peroxide Whitening Gel for Custom Trays. Low-Sensitivity Formula, Melon, Dentist Developed and Made in USA.

**Brand:** opalescence
**Price:** 465.73 DT
**Availability:** ✅ In Stock

## Summary

> ✨ Brighten your smile, not your schedule! ⏳

## Quick Answers

- **What is this?** 35% Teeth Whitening Gel Refill Syringes, with PF (8ct) 5404-4 | 35% Carbamide Peroxide Whitening Gel for Custom Trays. Low-Sensitivity Formula, Melon, Dentist Developed and Made in USA. by opalescence
- **How much does it cost?** 465.73 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/628174035-35-teeth-whitening-gel-refill-syringes-with-pf-8ct-5404)

## Best For

- opalescence enthusiasts

## Why This Product

- Trusted opalescence brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Clean, Conscious Choice:** Vegan, gluten-free, kosher, and xylitol-enhanced for a healthier, award-winning smile.
- • **Custom Tray Compatibility:** Designed for easy syringe application into your dentist-made trays, retainers, or Invisalign aligners.
- • **Fast & Efficient Treatment:** Only 30-60 minutes daily—perfect for busy professionals who want results without the wait.
- • **Sensitivity-Friendly Formula:** Infused with potassium nitrate and fluoride to minimize discomfort and protect enamel.
- • **Professional-Grade Whitening Power:** Achieve up to 10 shades whiter teeth in just 7 days without leaving your home.

## Overview

Opalescence 35% Teeth Whitening Gel offers a professional-level whitening experience at home with a potent 35% carbamide peroxide formula. Delivered in 8 easy-to-use syringes, it whitens teeth up to 10 shades in 7 days with just 30-60 minutes of daily use. The formula includes potassium nitrate and fluoride to reduce sensitivity, is compatible with custom trays and clear aligners, and is vegan, gluten-free, and kosher certified. Trusted by dental pros and backed by over 30 years of expertise, it’s the fast, effective, and convenient choice for a radiant smile.

## Description

desertcart.com: Opalescence 35% Teeth Whitening Gel Refill Syringes, with PF (8ct) 5404-4 | 35% Carbamide Peroxide Whitening Gel for Custom Trays. Low-Sensitivity Formula, Melon, Dentist Developed and Made in USA. : Health & Household

Review: ⭐⭐⭐⭐⭐ Highly Recommend! - I was honestly impressed with the results. I noticed a visible difference after just my first 1-hour session. The whitening was noticeable right away, and my teeth looked brighter without having to wear the trays all day. I experienced only minor sensitivity, which was actually less than the 10% gel my dentist previously prescribed. I was never even given the option to try a higher concentration, and I’m glad I found this instead. The biggest advantage is the treatment time. One hour is perfect. Ain’t nobody got time to wear whitening trays for 6–8 hours! This 35% gel gets the job done much faster while still being comfortable. If you’re looking for professional-looking results at home with minimal sensitivity and a convenient treatment time, I definitely recommend giving this a try. I’ll be buying it again.
Review: Great product! - Great product, really does a great job at whitening your teeth and the white lasts long just like treatment at a whitening center. Does make your gumline a lil tender so be careful not to let it sit on your gums. Overall glad I got it great product. Does it's job well

## Features

- PROFESSIONAL-LEVEL TEETH WHITENING: Opalescence 35% Carbamide Peroxide Whitening Gel delivers professional-quality whitening from the comfort of home. Includes 8 refill syringes, Melon Flavor, each containing 1.2 mL of whitening gel, for use with properly fitted teeth whitening trays.
- FAST RESULTS WITH SENSITIVITY SUPPORT: The 35% carbamide peroxide formula is designed for shorter daily applications of 30–60 minutes when used as directed. It contains potassium nitrate and fluoride to support patient comfort and help reduce tooth sensitivity during the whitening process. It may whiten teeth by up to 10 shades in 7 days, with results varying by starting shade, stain type, and frequency of use.
- CONVENIENT AT-HOME WHITENING: No LED whitening light is needed or recommended. The easy-delivery syringes dispense gel directly into compatible custom whitening trays, dentist-made trays, retainers, or suitable clear aligners, including Invisalign. Trays are not included.
- WORKS ON DISCOLORED TEETH: The thick whitening gel is designed to remain in place inside a properly fitted tray and help minimize migration onto the gums and other soft tissues. It helps lift stains caused by coffee, tea, wine, soda, smoking, and other common sources of tooth discoloration.
- TRUSTED OPALESCENCE QUALITY: Vegan, certified gluten-free, kosher, and sweetened with xylitol, which may help reduce the risk of tooth decay. Made in the USA by Ultradent Products using globally sourced materials. Backed by over 30 years of whitening expertise, 50+ teeth-whitening awards, more than 100 million smiles whitened, and recommended by over 25,000 dental professionals.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D3S799XD |
| Active Ingredients | Carbamide Peroxide |
| Age Range Description | Adult, teens |
| Best Sellers Rank | #44,958 in Health & Household ( See Top 100 in Health & Household ) #37 in Teeth Whitening Gels |
| Brand | Opalescence |
| Brand Name | Opalescence |
| Customer Reviews | 4.6 out of 5 stars 192 Reviews |
| Flavor | Mint |
| Included Components | Applicator |
| Item Form | Gel |
| Manufacturer | Ultradent |
| Manufacturer Part Number | Melon-35-Syringes-4 |
| Material Features | Gluten Free, Vegan |
| Material Type Free | Gluten Free |
| Number of Items | 8 |
| Product Benefits | Effective Teeth Whitening, Multiple Concentration Options, Sensitivity-Friendly Whitening, Customizable Wear Time, Professional-Grade Formula, Dentist-Developed, Enamel-Conscious Whitening, Sticky Viscous Gel, Helps Minimize Gel Migration, Easy Syringe Application, Compatible With Custom Whitening Trays, Xylitol-Enhanced Formula, Vegan, Certified Gluten-Free, Kosher, Made in the USA, Available in Mint, Melon, and Unflavored Product Benefits Effective Teeth Whitening, Multiple Concentration Options, Sensitivity-Friendly Whitening, Customizable Wear Time, Professional-Grade Formula, Dentist-Developed, Enamel-Conscious Whitening, Sticky Viscous Gel, Helps Minimize Gel Migration, Easy Syringe Application, Compatible With Custom Whitening Trays, Xylitol-Enhanced Formula, Vegan, Certified Gluten-Free, Kosher, Made in the USA, Available in Mint, Melon, and Unflavored See more |
| Set Name | Pack of 8 |
| UPC | 883205039927 |

## Product Details

- **Active Ingredients:** Carbamide Peroxide
- **Brand:** Opalescence
- **Item Form:** Gel
- **Number of Items:** 8
- **Product Benefits:** Teeth Whitening Kit. Low Sensivity

## Images

![35% Teeth Whitening Gel Refill Syringes, with PF (8ct) 5404-4 | 35% Carbamide Peroxide Whitening Gel for Custom Trays. Low-Sensitivity Formula, Melon, Dentist Developed and Made in USA. - Image 1](https://m.media-amazon.com/images/I/71w1VuN2tpL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ ⭐⭐⭐⭐⭐ Highly Recommend!
*by O***O on July 12, 2026*

I was honestly impressed with the results. I noticed a visible difference after just my first 1-hour session. The whitening was noticeable right away, and my teeth looked brighter without having to wear the trays all day. I experienced only minor sensitivity, which was actually less than the 10% gel my dentist previously prescribed. I was never even given the option to try a higher concentration, and I’m glad I found this instead. The biggest advantage is the treatment time. One hour is perfect. Ain’t nobody got time to wear whitening trays for 6–8 hours! This 35% gel gets the job done much faster while still being comfortable. If you’re looking for professional-looking results at home with minimal sensitivity and a convenient treatment time, I definitely recommend giving this a try. I’ll be buying it again.

### ⭐⭐⭐⭐⭐ Great product!
*by S***E on May 19, 2026*

Great product, really does a great job at whitening your teeth and the white lasts long just like treatment at a whitening center. Does make your gumline a lil tender so be careful not to let it sit on your gums. Overall glad I got it great product. Does it's job well

### ⭐⭐⭐⭐⭐ Trays required
*by C***. on July 9, 2026*

Good price, excellent product

## Frequently Bought Together

- Opalescence 35% with PF Gel Syringes Teeth Whitening - (4 Packs / 8 Syringes) Refill Kit Carbamide Peroxide. Made by Ultradent, in Melon Flavor. Tooth Whitening Refill Syringes 5404-4
- Whiter Smile Labs Teeth Whitening Trays - BPA Free - Thin Moldable Mouth Trays Form Perfectly to Each Tooth (4 Trays)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-08-10*