I apply this toothpaste last 3week my teeth become shiny .and before where I dont know best toothpaste is patanjali is the best product. I daily used my suggest every people use patanjali dantkanti so every one person teeth become strong. and many product is useful but patanjali dantkanti is the best medicine to to help strong teeth. Dental are provided pantanjali is the best medicine is a ayurvedic. No duplicate patanjali product is a real product.i advice and suggest many people to use patanjal dantkanti