Frequently Asked Questions
Everything you need to know about achieving your brightest smile.
How long does it take to see results from whitening products?
Most customers notice a visible difference after just 3 to 5 consecutive applications. For optimal results, we recommend completing the full 14-day treatment cycle.
Are Hello Smile products safe for sensitive teeth?
Yes, our formulas are peroxide-free and specifically designed to be gentle on enamel while preventing sensitivity, making them perfect for those with delicate teeth.
What are your shipping times and costs?
We offer free standard shipping on all orders over $50. Domestic orders typically arrive within 3-5 business days, while international shipping can take 7-14 business days.
Can I return my order if I am not satisfied?
We offer a 30-day money-back guarantee. If you are not happy with your results, please contact our support team to initiate a return for a full refund of the product price.
Is it safe to use whitening kits with dental work like crowns or veneers?
Our products are safe for dental work and will not cause damage; however, they are designed to whiten natural teeth only and will not change the shade of crowns, veneers, or fillings.
Which payment methods do you accept?
We accept all major credit cards (Visa, Mastercard, American Express), PayPal, and interest-free installment options like Afterpay and Klarna.