Use whitening toothpaste. Mild abrasives and specific chemicals erase surface stains in these toothpastes.
Over-the-counter whitening strips are thin, flexible strips containing peroxide gel. They're used everyday. Results appear after a few days.
Custom-fitted trays apply peroxide-based whitening treatments. Over-the-counter or dentist-fitted trays are available.
Activated charcoal may whiten teeth. Despite minimal scientific data, it may absorb surface stains. Charcoal is abrasive, so use sparingly.
Make a paste with a little baking soda and hydrogen peroxide. Brush gently with this mixture.
Oil pulling includes swishing a little coconut oil or other edible oil in your mouth for 15-20 minutes. Anecdotal evidence suggests this removes germs and stains.
Strawberry, apple, and pineapple enzymes whiten teeth. Sugar-free gum increases saliva production, which cleans the mouth.