Health Tips: Walnut bark is considered an effective Ayurvedic medicine. Which is used to strengthen teeth and gums. According to Ayurvedic physician Dr. Raghavendra Chaudhary, its use makes teeth shiny. Gums become stronger and bad breath also goes away. It is considered beneficial in many problems related to teeth. Walnut bark also strengthens the digestive power and helps in expelling stomach worms. To use it, soak the bark in water overnight, gargle with that water in the morning and lightly massage the teeth and gums for a few minutes. It can also be used in the form of decoction or powder. However, any medicine should always be used only after consulting a doctor.