<s>[INST] hi i am 28 years old, i do brush my teeth twice in a day still my teetch is not so clean as it should be please give me some tips for clean teetch and for godo teetch thanks [/INST] Welcome to Chat Doctor I would like to mention few things that will help you to maintain your teeth:-1. Brush your teeth regularly in proper method.2. Remove any irritants if any which causes gingivitis.3. Remove plaque mechanically using chlorhexidine mouthwashes, Listerine or triclosan.4. Use soft bristle toothbrush and dental floss.5. Brush your teeth in back-forth and up-down motion.6. Visit your dentist and get your teeth cleaned professionally to remove the sublingual plaque in every 6 months. Take Disregards Chat Doctor.  </s>