Cleaner Smile Teeth Whitening Kit

The Science Of Whiter, Brighter Teeth Clinical studies prove Cleaner Smile is effective for stains caused by age, tobacco, coffee, and tea. Clinical studies proved "Bleaching is effective in lightening most stains caused by age, tobacco, coffee, and tea. Based on clinical studies, 96% of patients with these kinds of stains experience some lightening effect. Other types of stains, such as those produced by tetracycline use or fluorosis (too much fluoride), respond to bleaching less reliably."