30. Whiten Your Teeth
Swish some hydrogen peroxide in your mouth to get a brighter smile.
29. Sanitize Your Retainer
Kill the bacteria on your retainer by soaking it in hydrogen peroxide.
28. Clean Makeup Brushes
After you clean the makeup off of your brushes, soak your brushes for 10 minutes in a bowl of water mixed with a teaspoon of 3% hydrogen peroxide. Rinse your brushes with water afterwards.