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Frequently Asked Questions (FAQ)
Consumer Products
Orders are typically processed and shipped within 1–2 business days. Consumer products ship free via USPS unless otherwise specified on the product page.
Yes! Most consumer products include free standard USPS shipping.
Consumer products are backed by our 30-Day Money-Back Guarantee. If you're not completely satisfied, simply contact us within 30 days of delivery.
Yes. Our whitening products are designed to be safe when used as directed. As with any whitening product, some users may experience temporary tooth sensitivity.
Many customers notice brighter teeth after their first treatment, with optimal results typically achieved after several consecutive treatments.
When used according to the instructions, professional-grade carbamide peroxide whitening products are considered safe for tooth enamel.
Whitening products do not whiten crowns, veneers, fillings, or other dental restorations. If you have extensive dental work, consult your dentist before use.
This depends on your goals. Many customers whiten daily until they achieve their desired shade and then perform maintenance treatments weekly or as needed.
No. Even though it is not required, the LED light is designed to be used with the whitening system as directed to maximize the whitening experience.
Yes. Replacement whitening gel is available separately on our website.
Please contact us as soon as possible with your order number and photos of the damaged item. We'll work quickly to resolve the issue.
Professional Products
Our professional products are designed primarily for dental offices, medical practices, veterinary clinics, surgical centers, and other healthcare facilities.
Most professional orders ship within 1–2 business days via FedEx Ground.
Professional products ship at standard FedEx Ground rates, which are calculated during checkout.
Yes. Many professional products qualify for quantity discounts. Contact us for pricing on larger orders.
Absolutely. Many customers reorder on a regular schedule. Contact our customer service team if you need assistance with recurring purchases.
Yes. Zeza towels are designed as high-quality disposable patient towels for professional healthcare environments.
Zeza towels are designed to provide superior absorbency, durability, and reliability while helping keep operatories cleaner and more efficient.
Currently all of the products are latex-free.
Yes. Qualified organizations may purchase tax-exempt after providing the appropriate documentation.
Please contact our sales department to discuss purchase order eligibility and account setup.
Sample availability varies by product and current inventory. Contact us to inquire about available samples.
Please contact our sales team to discuss custom manufacturing, private labeling, or special-order opportunities.
Orders & Account
If your order has not yet shipped, we will do our best to modify or cancel it. Please contact us as soon as possible after placing your order.
Once your order ships, you will receive an email with tracking information, if available.
At this time, we ship only within the United States unless otherwise noted.
We accept major credit cards and other payment methods offered during checkout.
Yes. All online transactions are processed using secure, encrypted payment technology.
If you have any questions about your order or our products, please visit our Contact Us page or reach out to our customer service team at customerservice@zeza.com. We're always happy to help!
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