4550 Eldorado Pkwy, Suite 107, McKinney, TX
The Simplest Upgrade Your Smile Can Get
Of all the cosmetic improvements available in dentistry, teeth whitening is the most accessible and for many patients, the most immediately impactful. A noticeably brighter smile changes how you look in photos, how you feel walking into a room, and how confidently you smile in everyday conversation. And unlike more involved cosmetic procedures, getting there does not require a lengthy process or a significant commitment.
At West McKinney Dental & Orthodontics, our team helps patients choose the whitening approach that fits their lifestyle, their sensitivity level, and the result they are looking for. Whether you want fast results before an event or a gradual, gentle brightening over time, we have an option for you.
Schedule Your Whitening Appointment
In-Office Whitening
In-office whitening is the fastest way to achieve a dramatically brighter smile. A professional-strength whitening gel is applied directly to the teeth in our office, and the treatment is completed in a single visit of approximately 60 to 90 minutes. Results are visible immediately most patients leave the office several shades brighter than when they arrived.
In-office whitening is ideal for patients who have an upcoming event, a wedding, a job interview, a family gathering and want the fastest possible result. It is also a great starting point for patients who plan to follow up with take-home trays to maintain and extend their results over time.
Why Choose Professional Teeth Whitening
While over-the-counter whitening products can offer minor improvements, professional whitening delivers stronger, faster, and more consistent results.
- Stronger whitening agents for more noticeable results in less time
- Custom-fit trays that provide even coverage and better comfort
- Dental supervision to ensure treatment is safe and appropriate for your smile
- More predictable results with a brighter, more natural-looking outcome
For patients looking for noticeable, long-lasting whitening, professional treatment is often the better investment.
What to Expect During Your Whitening Appointment
The whitening experience varies slightly depending on which option you choose, but here is what the in-office process looks like and what take-home tray patients can expect at their setup appointment:
01.
Pre-Whitening Evaluation
Before any whitening treatment begins, our team evaluates the health of your teeth and gums to confirm that whitening is appropriate. We check for any active decay, gum issues, or existing restorations — such as crowns, veneers, or bonding — that will not whiten along with the natural teeth. We discuss your shade goals and set realistic expectations based on the current color and condition of your enamel.
02.
Shade Assessment
Your current tooth shade is recorded using a shade guide so we have a clear baseline to compare your results against. This step also helps us track your progress if you are doing a multi-session or take-home treatment.
03.
Gum Protection (In-Office)
For in-office whitening, a protective barrier is applied to the gum tissue before the whitening gel is placed. This isolates the teeth and prevents the high-concentration gel from contacting the gum tissue during treatment.
04.
Whitening Gel Application
The professional-strength whitening gel is applied evenly to all of the teeth being treated. For in-office whitening, the gel may be activated with a curing light depending on the system being used, and the application is typically repeated in intervals over the course of the appointment. For take-home trays, the gel is dispensed into the custom trays and worn for the prescribed amount of time each session.
05.
Rinsing and Final Shade Assessment
At the conclusion of the in-office appointment, the gel is rinsed away and the final shade is assessed against the baseline recorded at the start of the appointment. Most patients see an immediate improvement of several shades. Take-home patients assess their final result at the end of their prescribed treatment period, with the option to return for a quick evaluation if desired.
06.
Post-Whitening Guidance
Before leaving, our team provides specific instructions on how to maintain your results, including a short list of foods and drinks to avoid in the immediate post-whitening period and recommendations for long-term maintenance. Patients receiving take-home trays also receive complete instructions on proper gel application, wear time, and tray care.
How Long Do Whitening Results Last
Professional whitening results are not permanent — the teeth will gradually restain over time depending on diet, habits, and individual factors. Most patients find that professional whitening results last anywhere from six months to two years before a touch-up is desired.
The longevity of whitening results depends on:
- How frequently pigmented foods and beverages are consumed
- Whether the patient uses tobacco
- Individual factors such as enamel thickness and natural tooth color
- How consistently a post-whitening maintenance routine is followed
Patients with custom take-home trays have a significant maintenance advantage — when results start to fade, a few days of at-home whitening with additional gel restores the brightness without a full repeat of the initial treatment. This makes custom trays a smart long-term investment for patients who want to keep their smile consistently bright with minimal effort.
Ready for a Brighter Smile
Whether you want fast results before a special occasion or a gradual, comfortable brightening you can do at home, our team will help you find the right whitening option and make the process as simple as possible. A whiter smile is one of the easiest cosmetic improvements you can make — and one of the most noticeable.
New patients welcome. Ask about whitening at your next routine visit too.
Frequently Asked Questions
Q. How many shades whiter will my teeth get?
Results vary depending on the starting shade of the teeth, the type and degree of staining, and the whitening system used. Most patients achieve a lift of four to eight shades with professional whitening. Patients with heavier extrinsic staining often see more dramatic results. Our team sets realistic expectations at the pre-whitening evaluation based on the specific condition of your enamel.
Q. Is teeth whitening safe?
Yes, when performed correctly under dental supervision. Professional whitening has an extensive safety record and does not damage tooth enamel when used as directed. The most common side effect is temporary sensitivity, which resolves on its own within a day or two of each session. Our team evaluates your teeth before recommending whitening and provides guidance throughout the process to ensure it is done safely.
Q. How long does an in-office whitening appointment take?
Most in-office whitening appointments take approximately 60 to 90 minutes from start to finish, including the pre-whitening evaluation, gum protection, gel application, and final shade assessment.
Q. Can I whiten my teeth if I have sensitive teeth?
Possibly, yes — with the right approach. Patients with a history of sensitivity are often better suited to a lower-concentration take-home whitening gel used for shorter intervals rather than in-office treatment. Our team discusses your sensitivity history at the evaluation and recommends the approach that balances results with comfort. Using a sensitivity toothpaste in the weeks leading up to treatment also helps significantly.
Q. Will whitening work on crowns, veneers, or bonding?
No. Whitening agents only work on natural tooth enamel. Existing restorations — crowns, veneers, bridges, and composite bonding — will not lighten. If these restorations are visible in the smile, our team discusses how to manage the shade difference before treatment begins.
Q. How soon after whitening can I eat and drink normally?
Most whitening protocols recommend avoiding deeply pigmented foods and beverages — coffee, tea, red wine, berries, tomato sauce, and similar items — for 24 to 48 hours following each whitening session. This is the window during which the enamel pores are most open and most susceptible to restaining. After that period, normal dietary habits can resume.
Q. How do I maintain my whitening results?
The most effective maintenance strategies are avoiding or minimizing the foods and drinks that stain most heavily, not smoking, brushing consistently with a whitening toothpaste, and using custom take-home trays for periodic touch-ups when brightness starts to fade. Patients with custom trays have a major advantage here — a few days of touch-up whitening restores results without needing to repeat the full initial treatment.
Q. Can I whiten if I am pregnant?
No. Teeth whitening is not recommended during pregnancy or while breastfeeding. We recommend waiting until after that period is complete before pursuing any whitening treatment.
Q. Does whitening damage enamel?
No, when used correctly. Professional whitening temporarily opens the pores in the enamel during treatment, which is what allows the whitening agent to reach and break up stain molecules in the dentin beneath. The enamel remineralizes and returns to its normal state within a day or two of each session. Using fluoride rinses or sensitivity gels in the trays after sessions supports this remineralization process.
Q. What is the difference between in-office whitening and take-home trays — which is better?
Neither is universally better — they serve different purposes. In-office whitening is faster and delivers an immediate result in a single visit, making it ideal for patients with time-sensitive goals. Take-home trays produce excellent results over one to two weeks and offer the ongoing flexibility of easy maintenance touch-ups. Many patients benefit most from a combination of both. Our team discusses your goals and lifestyle at the consultation and recommends the approach that genuinely fits your situation.