---
product_id: 478078082
title: "Opalescence 20% Teeth Whitening Refill Kit (4 Syringes) Carbamide Peroxide. Made by Ultradent, Unflavored. Tooth Whitening Refill Syringes - B-5402-2"
brand: "ultradent"
price: "1990817₫"
currency: VND
in_stock: true
reviews_count: 10
category: "Ultradent"
url: https://www.desertcart.vn/products/478078082-opalescence-20-teeth-whitening-refill-kit-4-syringes-carbamide-peroxide
store_origin: VN
region: Vietnam
---

# 2-4 hours daily wear, results in 7 days 20% Carbamide Peroxide for pro-level whitening 4 syringes x 1.2ml refill pack, easy syringe delivery Opalescence 20% Teeth Whitening Refill Kit (4 Syringes) Carbamide Peroxide. Made by Ultradent, Unflavored. Tooth Whitening Refill Syringes - B-5402-2

**Brand:** ultradent
**Price:** 1990817₫
**Availability:** ✅ In Stock

## Summary

> ✨ Brighten your smile, boost your confidence, and never miss a moment to shine! ✨

## Quick Answers

- **What is this?** Opalescence 20% Teeth Whitening Refill Kit (4 Syringes) Carbamide Peroxide. Made by Ultradent, Unflavored. Tooth Whitening Refill Syringes - B-5402-2 by ultradent
- **How much does it cost?** 1990817₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/478078082-opalescence-20-teeth-whitening-refill-kit-4-syringes-carbamide-peroxide)

## Best For

- ultradent enthusiasts

## Why This Product

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

## Key Features

- • **No LED, No Fuss:** Efficient whitening without the need for LED lights—simplicity meets professional results.
- • **Gentle Yet Effective:** Formulated with 20% water and xylitol to reduce sensitivity and protect enamel during treatment.
- • **Award-Winning Confidence:** Backed by 50+ industry awards and 100 million smiles, join the elite whitening community today.
- • **Pro-Grade Whitening Power:** Achieve up to 10 shades whiter teeth with 20% carbamide peroxide—dentist-trusted formula.
- • **Customizable & Comfortable:** Compatible with Invisalign, retainers, and custom trays for a seamless, personalized whitening experience.

## Overview

Opalescence 20% Teeth Whitening Refill Kit delivers professional-grade whitening with 20% carbamide peroxide gel in easy-to-use syringes. Designed for 2-4 hours daily wear, it whitens teeth up to 10 shades in just 7 days without LED lights. Compatible with Invisalign and custom trays, this award-winning, gluten-free, and kosher formula includes xylitol to help protect enamel and reduce sensitivity, making it the trusted choice of over 25,000 dental professionals and 100 million users worldwide.

## Description

For use with customized take-home whitening trays, Opalescence PF tooth whitening gel offers many options for patients. With its easy syringe delivery, Opalescence PF whitening gel is easily customizable for each patient’s individual situation. The gel contains 20% water to prevent dehydration, and the sticky, viscous formula helps keep the gel and tray in place. With five concentrations and three flavors, patients can completely customize their whitening experience. Opalescence tooth whitening gel contains PF (potassium nitrate and fluoride) Opalescence is effective in helping reduce shade relapse as compared to competitor tooth bleaching products. Opalescence whitening gel is made up of at least 20% water which helps prevent dehydration. Five concentrations for treatment flexibility Day or night wear Sticky, viscous gel won’t migrate to soft tissues and ensures tray stays securely in place Vegan—no animal products used Certified gluten free Certified kosher

Review: Great results - Great results, little to no sensitivity
Review: Only ones - These are the only tooth whiteners that I use. At one time, I could not find them on desertcart and tried a different brand. It was awful. If you want your teeth whiten and not have an awful taste or film in your mouth after taking your tray out, you got to try these. They’re the only brand to use.

## Features

- PROFESSIONAL LEVEL TEETH WHITENING: Opal by Opalescence - A teeth Whitening Experience in the comfort of your home. With over 30 years of expertise, 50+ Teeth Whitening Awards, and 100 million smiles brightened.
- DELUXE OPAL BY OPALESCENCE LINE: NO LED Light Needed or Recommended. Carbamide Peroxide Gel-filled Syringes for efficient tooth whitening and easy delivery to teeth whitening trays. Compatible with Invisalign trays, aligners, retainers, and custom dental trays (none included).
- OPALESCENCE TEETH WHITENING GEL: Opalescence Teeth Whitening 20 Percent for 2-4 Hours a day wear, can whiten teeth up to 10 shades in 7 days. Lifts stains from coffee, wine, soda, smoking, and more.
- DENTAL CARE: Teeth whitening gel refill pack includes 4x 1.2 ml Syringes, gluten-free, kosher, sweetened with xylitol, which may reduce the risk of tooth decay.
- MADE IN THE USA BY ULTRADENT PRODUCTS: Professional-level Whitening, recommended by over 25,000 Dental Professionals, with 50+ Teeth Whitening Awards and 100 million smiles brightened.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN  | B00517M974 |
| Best Sellers Rank | #198,679 in Health & Household ( See Top 100 in Health & Household ) #216 in Teeth Whitening Kits |
| Customer Reviews | 3.8 3.8 out of 5 stars (48) |
| Date First Available  | November 24, 2011 |
| Item model number  | 5402 |
| Manufacturer  | Ultradent |
| Package Dimensions  | 6.85 x 2.95 x 1.97 inches; 1.13 ounces |

## Product Details

- **Active Ingredients:** Carbamide Peroxide
- **Brand:** ULTRADENT
- **Item Form:** Gel
- **Number of Items:** 4
- **Product Benefits:** Teeth Whitening Treatment

## Images

![Opalescence 20% Teeth Whitening Refill Kit (4 Syringes) Carbamide Peroxide. Made by Ultradent, Unflavored. Tooth Whitening Refill Syringes - B-5402-2 - Image 1](https://m.media-amazon.com/images/I/51NMLZrPy3L.jpg)

## Questions & Answers

**Q: How long can you leave 20% on???**
A: I have no problem leaving it on 4-5 hours.  I moved up to 20% after years of using the 15% overnight.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great results
*by R***K on May 19, 2025*

Great results, little to no sensitivity

### ⭐⭐⭐⭐⭐ Only ones
*by E***H on September 7, 2024*

These are the only tooth whiteners that I use. At one time, I could not find them on Amazon and tried a different brand. It was awful. If you want your teeth whiten and not have an awful taste or film in your mouth after taking your tray out, you got to try these. They’re the only brand to use.

### ⭐ Broken
*by D***H on May 18, 2025*

The syringe broke on 2 of them, gonna try 3rd one later. Would not buy again.

## Frequently Bought Together

- ULTRADENT Opalescence 20% Teeth Whitening Refill Kit (2 Packs / 4 Syringes) Carbamide Peroxide. Made by Ultradent, Unflavored. Tooth Whitening Refill Syringes - B-5402-2
- Teeth Whitening Trays Moldable 4 Dental Trays 2 Retainer Case Teeth Trays for Tooth Whitening Gel Compatible with Opalescence Teeth Whitening Gel
- Opalescence 35% PF Teeth (4 Syringes) Whitening Refill Kit Carbamide Peroxide. Made by Ultradent. Tooth Whitening Refill Syringes Unflavored A-5197-2

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-02-02*