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Buying guide

The Best Teeth Whitening Gels

We compared seven teeth whitening gels on owner ratings, expert reviews, and price. The Auraglow Teeth Whitening Gel has the highest concentration of active ingredients and is effective at removing deep stains.

Updated

The bottom line

The Auraglow Teeth Whitening Gel is our top pick for its high-strength 44% carbamide peroxide formula, which effectively removes deep stains. It is priced at $32 and has an average owner rating of 4.3/5 from 8095 ratings. The closest alternative is the Opalescence Carbamide Peroxide Teeth Whitening Gel Syringes, with a 35% carbamide peroxide formula for $28.9. For a budget option, the GuruNanda Teeth Whitening Pen is available at $2.12, though it has a lower concentration of active ingredients.

Top pick
Auraglow Teeth Whitening Gel for Trays, Retainers & AlignersAuraglow Teeth Whitening Gel for Trays, Retainers & Aligners $32.00

High-strength formula for deep stains

The Auraglow Teeth Whitening Gel contains 44% carbamide peroxide, making it effective at removing deep stains. Priced at $32, it has an average owner rating of 4.3/5 from 8095 ratings. The tradeoff is its higher price compared to other options.

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Runner-up
Opalescence Carbamide Peroxide Teeth Whitening Gel SyringesOpalescence Carbamide Peroxide Teeth Whitening Gel Syringes $28.90

Professional-grade whitening at a lower price

The Opalescence Carbamide Peroxide Teeth Whitening Gel Syringes have a 35% carbamide peroxide formula for $28.9. It has an average owner rating of 4.5/5 from 7722 ratings. The tradeoff is its slightly lower concentration of active ingredients compared to the Auraglow gel.

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Budget pick
GuruNanda Teeth Whitening PenGuruNanda Teeth Whitening Pen $2.12

Affordable and portable for travel

The GuruNanda Teeth Whitening Pen is a budget-friendly option at $2.12, with an average owner rating of 4.3/5 from 3383 ratings. It is convenient for travel and contains hydrogen peroxide for effective stain removal. The tradeoff is its lower concentration of active ingredients.

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The field, ranked

  1. Auraglow Teeth Whitening Gel for Trays, Retainers & Aligners Best for deep stains, higher price 9.0/10 $32.00 Amazon
  2. Opalescence Carbamide Peroxide Teeth Whitening Gel Syringes Professional-grade, lower price 8.0/10 $28.90 Amazon
  3. GuruNanda Teeth Whitening Pen Affordable, lower concentration 7.0/10 $2.12 Amazon
  4. Plus White Speed Whitening Gel Fast-acting, moderate price 6.0/10 $11.03 Amazon
  5. Smileactives Teeth Whitening Gel, Hydrogen Peroxide, Add to Toothpaste Easy to use, mixed results 5.0/10 $60.00 Amazon
  6. Whitebite Pro Teeth Whitening Kit Sensitive teeth, mixed results 4.0/10 $20.79 Amazon
  7. PerioGelX Periodontal Treatment Periodontal treatment, not primarily for whitening 3.0/10 $22.10 Amazon

Who should buy which

If you have deep stains and are willing to spend a bit more, the Auraglow Teeth Whitening Gel is the best choice. For a professional-grade option at a lower price, the Opalescence Carbamide Peroxide Teeth Whitening Gel Syringes are a good alternative. If you're on a budget and need a portable option for travel, the GuruNanda Teeth Whitening Pen is a good choice.

Also-rans

The Plus White Speed Whitening Gel, Smileactives Teeth Whitening Gel, and Whitebite Pro Teeth Whitening Kit did not make our top picks due to lower concentrations of active ingredients, mixed results, or higher prices relative to their effectiveness.

How this was put together

This guide is based on owner ratings, expert reviews, and price comparisons. We did not test any products hands-on. The evidence is thinnest for the PerioGelX Periodontal Treatment, which is primarily marketed for gum health rather than teeth whitening.