Toenail fungus is one of those annoying problems that can quickly spread from your feet to your shoes if you’re not careful. We all know how uncomfortable it can be, but did you know that your shoes can become a breeding ground for the fungus? Keeping your shoes clean and disinfected is crucial in preventing re-infection. In this article, I’ll walk you through how to disinfect shoes from toenail fungus and share easy steps to protect your shoes and your health. Whether you’re dealing with a mild case or just want to take precautions, this guide will help you tackle the problem head-on. Let’s dive in!
What is Toenail Fungus, and Why Does it Affect Shoes?
Toenail fungus is one of those pesky issues that, if left unchecked, can easily spread from your feet to your shoes, causing both discomfort and a potential health risk. It’s not just about itchy, discolored nails; toenail fungus can be stubborn and hard to get rid of. Once the fungus takes hold, it thrives in warm, moist environments, like the inside of your shoes. That’s why disinfecting your shoes is so important—otherwise, you risk re-infecting yourself every time you put them on.
Definition of Toenail Fungus
Toenail fungus, also known as onychomycosis, is a fungal infection that can affect one or more nails on your feet. It typically starts as a white or yellow spot under the tip of your nail and, if left untreated, can spread deeper into the nail, causing it to become thickened, discolored, and brittle. Toenail fungus can be spread through direct contact with infected surfaces, like communal showers or pool decks, or even from infected shoes. It thrives in warm, damp environments, making your shoes a perfect breeding ground.

Why Shoes Are a Common Source
Why are your shoes a hotspot for toenail fungus? It’s simple: shoes provide the ideal environment for the fungus to grow. They trap moisture from sweat and create a warm, dark space where fungi can flourish. Whether you’re wearing shoes all day or after a workout, that constant humidity can encourage fungus growth, particularly if your shoes aren’t properly aired out or disinfected. So, even if you treat your feet, if your shoes are contaminated, you could keep getting reinfected.
Importance of Disinfecting Shoes
Disinfecting your shoes is crucial to stopping the spread of toenail fungus. If you don’t disinfect your shoes after getting rid of the fungus on your feet, you risk reintroducing the infection. This creates a never-ending cycle of reinfection that can be frustrating and uncomfortable. Not only does disinfecting help prevent this cycle, but it also reduces the chance of spreading the fungus to others or other areas of your home. So, making shoe disinfection a priority is key to both your health and hygiene.
How to Get Rid of Fungus on Shoes
Now that you know how toenail fungus spreads and why it affects shoes, let’s dive into how to disinfect your shoes and prevent further infections.
Step 1: Clean Your Shoes Thoroughly
Before you start disinfecting, it’s important to remove any dirt, debris, or excess moisture from your shoes. Give them a good scrub using soap and water or a cleaning product designed for shoes. Focus on areas that come into direct contact with your feet, like the soles, insides, and any seams or crevices. After cleaning, let your shoes dry completely before moving on to the next step. This ensures that the disinfecting products you use will be more effective.
Step 2: Disinfecting with Household Products
You don’t need to spend a fortune on fancy disinfectants—household items can do the job just as well. Here are two effective options:
Option 1: White Vinegar and Water Solution
Mix equal parts white vinegar and water and apply this solution to the inside of your shoes. Vinegar has antifungal properties, making it an affordable and natural option for killing fungus. Just apply it generously and let it sit for about 15 minutes before wiping it off and allowing the shoes to dry completely.
Option 2: Hydrogen Peroxide
Hydrogen peroxide is another effective disinfectant. It works by breaking down the fungus and killing it at the source. Apply a small amount of hydrogen peroxide to a cotton pad and wipe down the inside of your shoes. Make sure to follow any safety precautions, as it can bleach certain fabrics.
Step 3: Use Commercial Disinfectants
If you prefer a more straightforward approach, commercial antifungal sprays and powders are widely available in stores. These products are specifically designed to target and kill fungi in shoes. Just make sure to follow the instructions on the label for the best results. They can provide an added layer of protection and peace of mind.

Step 4: Dry Shoes Properly
Finally, it’s essential to make sure your shoes are completely dry before wearing them again. Fungus loves moisture, so even if you disinfect them, any remaining moisture can encourage the fungus to return. Air-drying your shoes or using a shoe dryer is a great way to ensure they’re thoroughly dry and free of moisture before you put them back on.
FAQ Section
How do I know if my shoes have toenail fungus?
If you’ve been dealing with toenail fungus, it’s pretty likely your shoes could be harboring it, too. Look for a few key signs:
- Odor: If your shoes start to smell musty or like old feet, that’s a red flag.
- Discoloration: You might notice yellowish or dark spots inside the shoes, especially in the areas that touch your toes.
- Visible Fungus: Sometimes, you can see the fungus as it appears as a thin, white, or greenish coating.
If any of these symptoms pop up, it’s time to disinfect your shoes!
Can I disinfect my shoes without using harsh chemicals?
Yes! You can go the natural route. A white vinegar and water solution (mixed in equal parts) works wonders. It’s safe and effective, plus it’s a common household item. Another option is tea tree oil, which is known for its antifungal properties. Just mix a few drops with water, and you’re good to go!
How long does it take for shoes to dry after disinfecting?
Shoes generally take about 24 hours to dry completely, especially if you’re air-drying them. The key is to make sure they’re fully dry to avoid any lingering moisture, which could encourage the fungus to return. You can speed up the process with a shoe dryer, but avoid putting them directly in the sun as excessive heat can damage your shoes.
Should I throw away my shoes if they have toenail fungus?
In most cases, you don’t have to toss your shoes! If the fungus is caught early and you clean and disinfect them thoroughly, your shoes can be saved. However, if the shoes are severely damaged or the fungus keeps coming back no matter how much you clean, it might be time to say goodbye. Just make sure to disinfect them well before you wear them again.
Can disinfecting my shoes stop toenail fungus from spreading?
Absolutely! Disinfecting your shoes is one of the most important steps in stopping toenail fungus from spreading. Even if you treat your feet, if your shoes are still contaminated, you’re just setting yourself up for re-infection. By regularly disinfecting your shoes, you help break the cycle and protect both your feet and your health.
Conclusion
Summary of Key Steps:
In the battle against toenail fungus, it’s crucial to remember that your shoes are just as vulnerable as your feet. The good news is that disinfecting them doesn’t have to be complicated. Start by thoroughly cleaning your shoes, removing dirt and moisture. Then, use household disinfectants like vinegar or hydrogen peroxide, or go for specialized antifungal products. Don’t forget to dry your shoes properly to eliminate any lingering moisture, which could invite fungus back. By taking these simple steps, you can protect your shoes—and your feet—from the persistent return of toenail fungus.

David Ruperto is a Footwear Engineer with expertise in 3D printing, design, and pattern making. With a background in Fine Arts from CUNY and training from SLEM and Cordwainer’s Savannah, he blends creativity with innovation. Based in New York, he shares his knowledge on BestForShoes.com, helping others explore the world of footwear.