Opalescence Go Prefilled Trays
Pre-loaded, dentist-favorite trays that deliver a professional-strength hydrogen peroxide gel without needing a custom impression.
Quick facts
- Whitening ingredient
- Hydrogen peroxide
- Peroxide
- 10% or 15% hydrogen peroxide (per package)
- Fluoride
- Yes
- Vegan
- Not specified
- Sensitivity
- moderate
- Enamel safety
- standard
- Treatment duration
- 15-90 minutes depending on strength
- Frequency
- Once daily for 5-10 days
Editorial review
How it works. The soft moldable trays warm to the shape of your arch. The gel contains hydrogen peroxide plus potassium nitrate and fluoride to offset sensitivity and support enamel.
- Users wanting a tray experience without impressions
- Frequent travelers
- Anyone stepping up from strips
- Professional-strength gel
- Includes potassium nitrate and fluoride
- Covers full arches, not just front teeth
- Higher unit cost than strips
- Fit is not as precise as custom trays
- Some users find the tray bulky
Ease of use. Bite in, hold for the recommended time, remove and rinse. Very little cleanup.
Whitening timeline. Most users see change within the first few days of use.
Maintenance. Occasional single-use tray refresh maintains results.
Overall value. Strong — prescription-grade experience without custom fitting.
Editorial conclusion. The best middle ground between strips and full dentist-fitted trays.
Comparison information
- Suited for stains
- coffee, tea, wine, tobacco, everyday
- Course length
- 5-10 days
- Maintenance schedule
- One tray as needed for touch-ups
Frequently asked questions
In the U.S. Opalescence Go is sold by dental professionals rather than at general retail. Availability varies by region.
Custom trays are made from an impression of your teeth and hold gel with less contact on the gums. Prefilled trays trade a bit of precision for convenience.