![I knew there had to be a better way to use hydrogen peroxide. These kinds of caps are long overdue... : r/pics I knew there had to be a better way to use hydrogen peroxide. These kinds of caps are long overdue... : r/pics](https://external-preview.redd.it/VTKgaNItQbYNfpJDIejjGuOEwFe8jXEH-NIB7i0O498.jpg?auto=webp&s=5a29dd21543f49982a62c1aa9e65bc41bff2ec2a)
I knew there had to be a better way to use hydrogen peroxide. These kinds of caps are long overdue... : r/pics
![Teeth Whitening not working 😭. So I'm currently on day 10 of teeth whitening post invisalign, using 6% hydrogen peroxide for 1.5 hours a day and it doesn't seem to be working Teeth Whitening not working 😭. So I'm currently on day 10 of teeth whitening post invisalign, using 6% hydrogen peroxide for 1.5 hours a day and it doesn't seem to be working](https://preview.redd.it/qh7pi9rh5ol61.jpg?width=640&crop=smart&auto=webp&s=8b1af2bcddf37846cc389ad41d679f3f6a97b705)
Teeth Whitening not working 😭. So I'm currently on day 10 of teeth whitening post invisalign, using 6% hydrogen peroxide for 1.5 hours a day and it doesn't seem to be working
![LPT: If you use a whitening toothpaste with hydrogen peroxide as the active whitening ingredient, leave it in after brushing for a few minutes for better results. : r/LifeProTips LPT: If you use a whitening toothpaste with hydrogen peroxide as the active whitening ingredient, leave it in after brushing for a few minutes for better results. : r/LifeProTips](https://preview.redd.it/ngqx6c3u492b1.jpeg?width=720&format=pjpg&auto=webp&s=07adc0f34b37c8175e560aa58e89d231e42a8edf)