Does Irish Spring Soap Repel Flies

Does Irish Spring Soap Repel Flies?

No, Irish Spring soap does not repel flies. While some people claim that the scent of the soap can deter flies, there is no scientific evidence to support this claim. Flies are attracted to decaying organic matter, sugary substances, and strong odors, so simply using soap will not effectively repel them.

Other proven methods, such as using fly traps or applying insect repellents, are more effective in controlling fly populations.

Why Do People Think Irish Spring Soap Repels Flies?

So if Irish Spring Soap doesn’t repel flies, then where did the rumors come from? Here are the most likely causes that made this rumor so popular!

1. Folklore and Perception:

People believe that the strong scent of Irish Spring soap acts as a natural fly deterrent. This perception may stem from anecdotal evidence or traditional beliefs passed down through generations.

2. Essential Oils:

Irish Spring soap contains essential oils like citronella and eucalyptus, which are known for their insect-repelling properties. These oils may contribute to the perception that the soap repels flies.

3. Air Freshening Effect:

The refreshing fragrance of Irish Spring soap can help mask odors that may attract flies. By keeping the surrounding air fresh and clean-smelling, it creates an environment less enticing to flies.

4. Personal Experiences:

Individuals who have used Irish Spring soap and noticed a decrease in fly activity may reinforce the belief that it repels flies. While anecdotal, personal experiences can influence the widespread perception.

5. Complementary Measures:

People often use Irish Spring soap alongside other fly control methods. This combined approach may enhance its perceived efficacy, leaving individuals more convinced that the soap helps repel flies.

How To Use Irish Spring Soap To Repel Flies?

While there’s no evidence to support the claims that Irish Spring Soap repels flies, if you’re still interested in using it and seeing for yourself, then these are my recommended methods for doing so.

Remember Irish spring soap is so cheap, there’s no real harm in trying.

1. Purchase and prepare Irish Spring soap:

Buy Irish Spring soap and cut it into small pieces or shavings.

2. Place the soap in fly-prone areas:

Put the soap pieces or shavings in areas where flies are frequently seen, such as near windows, doors, or outdoor seating areas.

3. Refresh and replace the soap regularly:

To maintain its effectiveness, replace the soap shavings or pieces every few weeks or when they lose their scent.

4. Understand the science behind it:

Flies are repelled by certain scents, especially strong ones like that of Irish Spring soap, possibly due to its ingredients such as citronellal and essential oils.

5. Use additional methods if necessary:

If the soap alone doesn’t fully repel flies, consider complementing it with other methods like fly traps, screens, or proper sanitation to minimize attracting flies.

What Are Some Good Natural Fly Repellents?

If you want to know about more great scents that are naturally great at deterring flies, then you should try the following!

Lemon and Cloves

A mixture of lemon and cloves is an effective natural fly repellent. Cut a lemon in half and stud it with cloves, then place it near openings or areas where flies gather.

Essential Oils

Certain essential oils, like citronella, eucalyptus, and lavender, act as natural fly repellents. Mix a few drops with water in a spray bottle and apply it to surfaces or directly on the skin.


Vinegar has a strong odor that repels flies. Mix equal parts of vinegar and water, then use it to wipe down surfaces or place bowls of the mixture around areas where flies are present.

Herbs and Plants

Planting herbs like basil, mint, rosemary, and lavender can deter flies. Their strong scents repel flies, so consider placing pots or growing these plants near windows and doorways.

Home Remedies

Other natural remedies include using apple cider vinegar traps, setting up sugar and soap traps, or hanging bags filled with water and pennies to confuse flies and deter them from entering your home.

How to Get Rid of Flies: Effective Methods for Fly Control

Flies can be a major annoyance, buzzing around and contaminating our living spaces. Here are some effective methods to get rid of flies and maintain a fly-free environment.

1. Proper sanitation and hygiene:

One of the most important steps in controlling flies is to maintain a clean and hygienic environment. Flies are attracted to garbage, decaying organic matter, and unclean surfaces. Regularly dispose of trash in sealed bins, clean up spills and food crumbs promptly, and ensure that kitchen and bathroom areas are free from any potential fly breeding sites.

2. Fly traps and swatters:

Fly traps come in various forms such as sticky traps, electric traps, and baited traps. These traps attract flies and capture them, preventing them from flying around. Similarly, fly swatters can be used to manually kill flies. Both methods are effective in reducing fly populations, although they may not completely eliminate the problem.

3. Natural repellents:

Several natural substances can act as fly repellents. Essential oils such as lavender, eucalyptus, and peppermint can be mixed with water and sprayed around the house. Plants like basil, mint, and marigold also help repel flies. Vinegar, when used as a cleaning agent, creates an unfriendly environment for flies due to its strong odor.

4. Fly screens and netting:

Installing fly screens and netting on windows and doors is a preventive measure that stops flies from entering your living space. These screens allow fresh air to flow while keeping flies out, ensuring a fly-free home or office environment. It is essential to regularly maintain and repair screens to ensure their effectiveness.

5. Professional pest control:

If the fly infestation becomes severe or persistent, it may be necessary to seek professional help from pest control services. They have the expertise and equipment to identify the source of the problem and provide effective solutions. Professional pest control treatments often involve the use of insecticides, which should be carried out by trained professionals adhering to safety guidelines.


Here are some frequently asked questions that people have about Irish spring soap and it’s deterrent effects

Can Irish Spring soap repel raccoons?

While some people claim that the strong scent of Irish Spring soap can deter raccoons, there is no concrete evidence to support this claim. It may work for some but not for others.

Does Irish Spring soap repel mice?

Similarly, the scent of Irish Spring soap is said to repel mice, but there is limited scientific evidence to confirm its effectiveness. It might work as a temporary solution, but professional pest control methods are usually more reliable in dealing with mice infestations.


Now you know that while there is no real scientific claim to support the idea that Irish spring soap will repel flies, there are plenty of other scents you can try like garlic, cloves, lemon and vinegar!

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