Too much tea or coffee? I’ve spent months testing at-home whitening gels to see...

https://parlorbeauty.co.uk/at-home-uk-teeth-whitening-gels-do-they-actually-work/

Too much tea or coffee? I’ve spent months testing at-home whitening gels to see what actually works. Forget overnight miracles. Real, lasting results require consistency and proper enamel protection to avoid sensitivity