Frequently Asked Questions
Everything you need to know about your journey to a brighter smile.
How long does it take to see results from the whitening kit?
Most customers notice a visible difference after just three applications. For optimal results, we recommend completing the full 10-day treatment cycle.
Are Hello Smile products safe for sensitive teeth?
Yes, our formula is peroxide-free and specifically designed to be gentle on enamel while preventing sensitivity, making it safe for daily use.
How much does shipping cost and how long does it take?
We offer free standard shipping on all orders over $50. Orders are typically processed within 24 hours and delivered within 3-5 business days.
What is your return policy?
We offer a 30-day money-back guarantee. If you are not satisfied with your results, please contact our support team to initiate a return and refund.
Can I use the whitening gel if I have dental work like crowns or veneers?
Our products are safe for dental work; however, whitening gels will only lift stains from natural teeth and will not change the original color of crowns or veneers.
Which payment methods do you accept?
We accept all major credit cards (Visa, Mastercard, American Express), PayPal, and interest-free installment plans through Afterpay and Klarna.