even after brushing twice daily if your teeth remain yellow then there are chances of calculus deposits on your teeth. brushing alone does not remove calculi. a painless dental procedure called scaling has to be done immediately. scaling is a must for you at this stage because calculi left untreated will cause gum problems. consult a dentist online to know more about scaling --> <link>
i brush my teeth twice daily. even then my teeth are yellow. what to do?