First impressions are maybe based on beautiful and healthy smile and bright white teeth. This is probably the most important beauty mark because a beautiful and noticeable smile can spread lot of positive energy.
Bright and white teeth mean a great overall health and high self-esteem.
On the contrary, yellow and damaged teeth do not look nice and are not very appealing and there are several factors that lead to this problem like: trauma, the environment, dental material, diseases, drinks, medicines, foods, tobacco, hygiene, aging and genetics.
There are numerous treatments which are not very efficient and can damage the oral health like: gels, trays, rinses, whitening toothpastes, and strips.
But there is a natural treatment that you can try and whiten your teeth in just three minutes.
Sources:
www.organichealthuniverse.com