25 Cool and Surprising Uses for Hydrogen Peroxide
By: Jen | May 18, 2025 | We may get commissions for links in this post.
You’ll probably be surprised to learn how many uses there are for hydrogen peroxide. It’s a great staple item to always have around the house.
You may be used to thinking of it strictly as a health product, but it’s actually a very safe disinfectant cleaner too. So in this post, we’ll be taking a look at all the ways you can use hydrogen peroxide around the house.
How to Buy Hydrogen Peroxide
Hydrogen Peroxide comes in different concentrations. And some households will use it more quickly than others. So the concentration and amount you buy matters.
Generally, you want to buy 3% hydrogen peroxide for household use. It’s good both as a disinfectant cleaner for many household surfaces and for health applications.
If you’re planning to buy in bulk, you should take a look at an extremely affordable bulk bottle set like this. You can keep a bottle in every bathroom and then some.
If you only think you’ll be using it for health, you may want to stick to one bottle at a time. While they don’t expire quickly, they do sometimes expire before you can use up one bottle.
You can typically find it in local grocery and drug stores, but you can also order it online.
25 Cool Uses for Hydrogen Peroxide
1. Mouthwash Alternative: Dilute hydrogen peroxide with water to use as an alternative mouthwash for fresher breath and oral hygiene.
2. Whiten Teeth: Create a toothpaste by mixing baking soda and hydrogen peroxide for a natural teeth-whitening remedy.
3. Disinfect Toothbrushes: Soak toothbrushes in hydrogen peroxide to eliminate bacteria and germs.
4. Foot Fungus Treatment: Soak feet in a diluted hydrogen peroxide solution to help treat fungal infections and reduce foot odor.
5. Surface Disinfectant: Use hydrogen peroxide to disinfect surfaces, particularly in the kitchen and bathroom.
6. Cleaning Cutting Boards: Disinfect and clean cutting boards by spraying or wiping them with hydrogen peroxide.
7. Vegetable Wash: Use a diluted hydrogen peroxide solution to wash vegetables and remove pesticides and contaminants.
8. Sanitize Sponges: Soak kitchen sponges in hydrogen peroxide to eliminate bacteria and unpleasant odors.
9. Whiten Grout: Apply hydrogen peroxide to grout lines to remove stains and brighten the appearance.
10. Laundry Stain Remover: Pre-treat stains on clothing by dabbing hydrogen peroxide directly on the stain before washing.
11. Clean Mirrors and Glass: Use hydrogen peroxide to clean mirrors and glass surfaces for a streak-free shine.
12. Rejuvenate Plants: Add hydrogen peroxide to water when watering plants to improve root health and prevent root rot.
13. De-skunk Pets: Mix hydrogen peroxide with baking soda and dish soap to create a solution for de-skunking pets.
14. Mold and Mildew Remover: Spray hydrogen peroxide on mold and mildew in bathrooms or other damp areas to help eliminate them.
15. First Aid for Cuts and Wounds: Use hydrogen peroxide to clean minor cuts and wounds as an antiseptic.
16. Sinus Rinse: Mix hydrogen peroxide with saline solution for a nasal rinse to help clear sinuses.
17. Clean Humidifiers: Add hydrogen peroxide to water in a humidifier to prevent mold and bacterial growth.
18. Denture Cleaner: Soak dentures in a diluted hydrogen peroxide solution to disinfect and clean.
19. Remove Blood Stains: Apply hydrogen peroxide to blood stains on fabric to help lift and remove them.
20. Clean Refrigerator: Wipe down and disinfect the inside of your refrigerator using hydrogen peroxide.
21. Clean and Disinfect Toys: Use hydrogen peroxide to clean and disinfect children’s toys.
22. Eliminate Acne: Dab hydrogen peroxide on acne-prone areas to help reduce bacteria and clear skin.
23. Prevent Swimmer’s Ear: Mix equal parts hydrogen peroxide and water to create eardrops for preventing swimmer’s ear.
24. Neutralize Odors: Spray hydrogen peroxide in musty or smelly areas to help neutralize odors.
25. Whiten Laundry: Add hydrogen peroxide to your laundry as a bleach alternative for white clothes.
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