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Submerge the sponge in a pot of boiling water for 5–10 minutes. Let it cool and wring out excess water before use.
3. Vinegar or Bleach Soak
- Soak in a solution of 1 part vinegar to 2 parts water for 5 minutes, or
- Mix 3/4 cup bleach in 1 gallon of water and soak for 5 minutes.
Both methods kill germs and neutralize odors.
♻️ When to Finally Let Go
Even with regular cleaning, sponges don’t last forever. Here are signs it’s time to retire your sponge:
- It’s falling apart or losing shape
- It still smells after cleaning
- It has visible mold or dark spots
- You’ve used it for over a month, even with sanitizing
✅ Pro Tips to Make Your Sponge Last Longer
- Always wring it out thoroughly after use
- Store it upright in a dry, ventilated space
- Avoid using one sponge for multiple tasks (e.g., dishes and countertops)
- Rotate sponges weekly, cleaning them in between
Your dirty sponge doesn’t have to be a goner. With a quick microwave blast or deep clean, you can bring it back to life and get many more uses out of it—saving both money and waste.
Would you like a printable kitchen hygiene tip sheet that includes sponge care and other cleaning hacks?
