Why Plastic Containers Develop Odors
Plastic is porous, which means it can absorb food smells, especially if the containers aren’t cleaned or dried properly. If food residue remains or if moisture is trapped inside, it creates an ideal environment for bacteria, mold, or mildew, all of which can cause musty odors. Even clean containers can retain smells if they're stored before drying completely.
How to Remove Odors from Plastic Containers
If soap and water don’t do the trick, try these proven methods to rid containers of stubborn odors.
Baking Soda Soak
Baking soda naturally absorbs and neutralizes odors and can even help eliminate food stains.
Instructions:
- Fill the container with warm water and add a generous amount of baking soda (start with 1 teaspoon; use more for stronger odors).
- Stir to dissolve, then let it soak for several hours or overnight.
- Rinse thoroughly with clean water.
Alternative: Make a thick baking soda paste, apply it to the interior, let it sit for an hour, then rinse clean.
Vinegar Solution Rinse
White vinegar is a natural disinfectant that effectively cuts through odors.
Instructions:
- Combine equal parts white vinegar and water inside the container.
- Secure the lid and shake to coat all surfaces, then let sit for a few hours.
- Rinse thoroughly with cold water until both the odor and vinegar scent are gone. You can also add a teaspoon of baking soda to the rinse water to neutralize lingering vinegar smell.
Lemon Juice Rinse
Lemon juice offers a natural fresh scent while breaking down odors.
Instructions:
- Squeeze the juice of one lemon into the container and add equal parts water.
- Toss in the squeezed halves as well.
- Let it soak for a few hours, then rinse thoroughly.
- This method is a great way to use up lemons that aren’t completely spoiled but a little past their prime.
Sunlight Exposure
Sunlight can naturally eliminate odors by breaking down the compounds that cause them.
Instructions:
- Wash and dry your container thoroughly.
- Leave it in direct sunlight for one to two days without the lid.
- Rotate the container occasionally to ensure even exposure.
How to Prevent Odors in Plastic Containers
Preventing odors is easier than removing them. Use the following tips to keep your containers smelling fresh.
Clean and Dry Containers Properly
- Wash containers with soap and water immediately after use.
- When cleaning, use a non-abrasive sponge or brush to avoid scratches that can trap food particles and smells.
- Dry containers completely before storing them to avoid moisture buildup, which leads to odors.
Store Strong-Smelling Foods Separately
- Store pungent foods in dedicated containers or seal them in airtight, disposable plastic bags before placing them in plastic containers.
Air Out Containers Regularly
- Occasionally open containers and let them air out to prevent odors from setting in.
Label and Monitor Contents
- Date your stored food to track freshness and prevent spoilage.
- Regularly inspect containers and their contents to catch odor issues early.
Smart Storage Practices
- Store containers in a cool, dry and well-ventilated area when not being used.
- Avoid heat and humidity, which can accelerate odor development.
When to Replace Your Plastic Containers
Even with the best care, plastic containers have a lifespan. Replace them when:
- They show visible wear like cracks, chips, scratches or discoloration.
- The lids no longer fit tightly or are damaged.
- Persistent odors remain despite repeated cleaning attempts.
Need to Replace Your Containers?
If your plastic storage containers are looking worse for wear, it’s inexpensive to replace them. Head over to your local Lowe’s today and ask a Red Vest associate to show you all our available options. You can also browse online and use Lowe’s convenient curbside pickup service.
