Doctor Answers (14) on Yellow teeth
For the existing strains get the scaling and polishing done.
If you thereafter want to lighten the shade of your teeth you can avail bleaching.
But all of it needs a clinical assessment before hand so that you might not suffer from sensitive teeth later on.
2) most importantly please stop chewing paan. it's harmful for your teeth & other tissues in the mouth & for your health also.
Chewing pan can cause staining of teeth. You can visit a dentist nearby and get cleaning and polishing done. For whitening you can go for bleaching of your teeth.
Dr Ankit Jain
Arham Dental Care, Delhi