Due to our changing eating and drinking habits teeth get stained or yellow with time. In those situations brushing do not help, that time you should consult a dentist and choose the best possible whitening treatment for teeth. Dentists can examine your teeth and can recommend the best dental whitening options available to you. Consult for dental whitening in Queensland, Australia: https://www.shailerparkdental.com.au/treatments/tooth-whitening/