Daily tea and coffee cause stains. I tested whitening gels to find what works....

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

Daily tea and coffee cause stains. I tested whitening gels to find what works. It is about patience, not magic. Protect your enamel and limit sensitivity with these tips. We look at the truth behind gradual results for a natural look