BEFORE WHITENING AFTER WHITENING
Clinical researches have shown that teeth whitening procedure can achieve up to 9 shades brighter of the teeth (Based on standard shade of Vita System). However, the final whitening result is depended on natural color of patients’ teeth and teeth’s response ability to whitening effect.
Statistics indicates that 95% of population respond well to whitening substance, resulting in desired whiteness while 5% of population fails to get the whitening effect. Patients whose teeth can not be whitened are considered to have teeth sensitive to staining. Many of these unsuccessful cases are individuals suffering from tetracycline stained teeth