There's two ways: swishing it about your mouth, or mixing it with baking soda and environment it with your teeth being a paste right before rinsing. Hydrogen peroxide can get rid of bacteria from the mouth and also helps to whiten the teeth since it’s naturally a bleaching agent. https://socialmediaentry.com/story2355422/indicators-on-natural-teeth-whitening-home-remedies-you-should-know