I’ve tried both at-home whitening kits and professional treatments, and the difference in results is pretty clear. At-home options can help with mild stains, but they take weeks to show subtle improvements, and the results don’t last as long. In contrast, professional whitening—like the treatments offered at Teeth Whitening Gold Coast—delivers instant, noticeable brightness in just one session. From my experience, professional results can last anywhere from six months to a year, depending on diet and oral care habits. Avoiding staining foods and drinks, using a whitening toothpaste, and keeping up with regular cleanings all help prolong the effects. The biggest advantage of professional whitening is the stronger, dentist-grade solution and advanced technology that ensures deeper stain removal without causing sensitivity. It’s been a game-changer for me in achieving and maintaining a bright smile.