How to become the owner of an impeccable smile: the advice of a dentist

• Get rid of plaque
  To make the teeth lighter and to return the enamel a natural shade will help professional cleaning with a hygienist.

• Whiten the teeth from the dentist
  

To get the perfect smile color after cleaning, you can resort to professional bleaching.

• Whiten your teeth at home
  If you do not have time to visit a dentist or a professional procedure you can not afford, you can make a whitening at home. That's just to choose a system of home whitening should still be a doctor.
  

Such systems often consist of a whitening composition and a mouthguard, which they fill and put on their teeth. You wear them either every day for 15-20 minutes, or leave for the night.

Contraindications
Age to 16 years.
Pregnancy and the period of breastfeeding.
Mobility of teeth and denudation of their roots.
Diseases of the gums.
Allergy to hydrogen peroxide or urea.
pros
Convenience: the procedure is carried out at home, you do not need to go to the doctor.
A lower price compared to professional bleaching.
Minuses
The duration of the course (from a week to a month) and a much less vivid effect than from a professional procedure.