Why Your Teeth Keep Turning Yellow After Whitening
Repeating whitening without knowing which of these is driving the discolouration usually wastes the treatment. Yellowing after whitening almost always traces back to one of these eight causes: diet, tobacco, hygiene, ageing, stain type, natural tooth colour, restorations, or aftercare. Learn More: https://studiodentalenp.blogspot.com/2026/08/why-your-teeth-keep-turning-yellow.html