Essential Oils to Repel Mosquitoes

As the warmer months arrive, the same question comes up every year: how can you protect yourself from mosquitoes without resorting to chemical products? Essential oils to repel mosquitoes are winning over more and more families who care about their health and the environment. Natural, pleasant-smelling and easy to use, they represent a compelling alternative to conventional insect repellents.

But are they really effective? Which ones should you choose? And most importantly, are they enough to protect you in the long term? In this complete guide, we answer all your questions and reveal why, in the end, the best protection remains the one that stops insects from getting inside your home in the first place.

Essential oils protect your skin. The magnetic flyscreen protects your home. Used together, you benefit from two-layer protection.

 

Browse our flyscreens

Are essential oils effective against mosquitoes?

The short answer is: yes, but with significant limitations.

Several scientific studies have demonstrated that certain essential oils have genuine repellent properties against mosquitoes. They work by masking the bodily odours that attract insects, particularly the carbon dioxide and lactic acid we naturally emit.

However, their effectiveness depends on several factors:

• Concentration: an essential oil that is overly diluted loses its active properties.
• Duration of action: unlike chemical repellents such as DEET, essential oils have a short persistence, generally 30 minutes to 2 hours according to studies.
• Application method: diffusion, skin application diluted in a carrier oil, homemade spray… each method has its advantages and constraints.
• Mosquito species: some oils are effective against the tiger mosquito (Aedes albopictus), others more so against Culex pipiens, the common mosquito.

In short, essential oils can be a useful complement to your mosquito protection strategy, but they should not be your sole line of defence, especially if you live in an area with a high mosquito population or if you have young children.

Which Essential Oil Is Most Effective Against Mosquitoes?

Here are the essential oils best documented scientifically for their repellent action:

1. Java Citronella Essential Oil (Cymbopogon winterianus)

This is the undisputed star of natural repellents. Java citronella contains citronellal, geraniol and citronellol, three compounds with recognised mosquito-repellent properties. Its effectiveness lasts between 1.5 and 3 hours depending on the formulation.

2. Lemon Eucalyptus Essential Oil (Corymbia citriodora)

Rich in para-menthane-3,8-diol (PMD), this essential oil is the only one of natural origin recommended by the US health authorities (CDC) as an alternative to DEET. Its effectiveness is comparable to that of many chemical repellents over periods of 2 to 4 hours.

3. Rose Geranium Essential Oil (Pelargonium graveolens)

The geraniol it contains is particularly active against the tiger mosquito. It also offers the advantage of a pleasant floral scent, making it a popular option for indoor diffusion.

4. True Lavender Essential Oil (Lavandula angustifolia)

Less powerful than the previous ones but very well tolerated by the skin (even for children over 6 years old, under the advice of a healthcare professional), true lavender repels mosquitoes while promoting relaxation, ideal for the bedroom.

5. Neem Essential Oil (Azadirachta indica)

Very effective but with a strong, distinctive smell, neem oil is mostly used in homemade spray formulations. Studies have shown protection of over 3 hours against certain mosquito species.

6. Clove Essential Oil (Eugenia caryophyllata)

The eugenol it contains is a powerful repellent, but its use on the skin requires significant dilution (maximum 0.5% on the skin) to avoid irritation.

How to Use Essential Oils Against Mosquitoes

Essential oils can be used in different ways to repel mosquitoes and limit their presence. However, to maximise their effectiveness, it is important to choose the right application method based on your environment and your needs.

Diffusion: creating a scent barrier inside your home

Diffusion is one of the simplest and most pleasant methods. Simply add a few drops of essential oil (citronella, lemon eucalyptus, lavender…) to a diffuser to release a repellent scent into the air.

This technique works particularly well in enclosed rooms such as a bedroom or living room, where it helps create an atmosphere less attractive to mosquitoes. It can also be used outdoors, for example on a patio during summer evenings.

👉 However, its effectiveness is limited over time and depends on air circulation. An open window or a draught can quickly reduce its effect.

Skin application: protecting the skin directly

For targeted protection, essential oils can be applied directly to the skin, provided they are always diluted. Mix 5 to 10 drops of essential oil with a tablespoon of carrier oil (coconut, sweet almond, jojoba…).

Then apply this preparation to exposed areas such as arms, legs or the back of the neck. This method repels mosquitoes in the immediate vicinity of your body.

⚠️ Important precautions:

• Always carry out a patch test before use
• Avoid use on children, pregnant women or sensitive skin without professional advice
• Reapply regularly (every 1 to 2 hours)

As a repellent spray: a practical everyday solution

A homemade spray is a practical alternative for quick use. You can prepare your own repellent by mixing:

• 50 ml of water
• 20 ml of 70% alcohol
• 10 to 15 drops of essential oil to repel mosquitoes

Shake before use, then spray onto clothes, sheets, curtains or into the surrounding air. This format is ideal for occasional use, particularly before going to bed or during an outdoor meal.

Essential oils to repel mosquitoes: how do they work?

Essential oils to repel mosquitoes act primarily as natural repellents. Unlike insecticides, they do not kill mosquitoes, but disrupt their ability to locate their target. Mosquitoes are attracted by carbon dioxide (CO2), body heat and certain odours emitted by the skin. Essential oils interfere with these signals by releasing powerful aromatic compounds that mosquitoes dislike, which encourages them to move away.

Among the best known are citronella, lemon eucalyptus, lavender and geranium essential oils. These oils contain active molecules such as citronellal or geraniol, recognised for their repellent properties. They can be used in various ways: diffused in a room, as a diluted spray, or applied to the skin (always with care and appropriate dilution).

However, their mode of action has certain limitations. Their effectiveness is often short-lived, as the molecules evaporate quickly in the air. In addition, their range remains limited: they create a temporary "protection zone", but do not physically block mosquitoes from entering your home. This means that if a window or door is open, mosquitoes can still come inside, even in the presence of essential oils.

This is where the link with the best plants to repel mosquitoes becomes interesting. Plants such as citronella, basil, mint or lavender work on a similar principle: they naturally release repellent odours into their environment. Placing these plants on a balcony, patio or near openings can therefore enhance the effect of essential oils by creating a first natural barrier.

Nevertheless, whether with essential oils or mosquito-repellent plants, we remain in a logic of deterrence and not total protection. For optimal effectiveness, it is therefore recommended to combine these natural solutions with a physical device such as a magnetic flyscreen, which permanently prevents mosquitoes from entering while still letting air through.

Essential oils against flies

Essential oils can also be used to repel flies naturally. As with mosquitoes, their effectiveness relies on their scent, which these insects find particularly unpleasant. Some essential oils are known for keeping flies away and freshening indoor air:

• lavender,
• peppermint,
• basil
• eucalyptus

They can be used via diffusion in a room, as a spray (mixed with water), or placed on supports such as cloths or cotton balls near windows and doors. This method creates a repellent zone that limits the presence of flies, particularly in kitchens or living areas.

However, their effectiveness must once again be qualified. Essential oils have a temporary action and require regular application to remain effective. In addition, they do not form a physical barrier: flies can still enter your home, especially if openings are used frequently.

For longer-lasting protection, it is recommended to complement their use with a preventive solution. Installing a magnetic flyscreen on your doors or windows blocks access for flies while allowing air to circulate. You thus benefit from a continuously protected interior, without having to multiply applications of products, even natural ones.

By combining essential oils and a magnetic flyscreen, you obtain a solution that is both natural and effective to limit the presence of flies in your daily life over the long term.

Essential oils for insect bites: effective natural solutions for itching and redness

Insect bites, whether from mosquitoes, flies or other small pests, often cause itching, redness and sometimes uncomfortable swelling. Essential oils can then be an interesting natural solution to quickly soothe the skin and limit discomfort.

Some essential oils are particularly renowned for their calming, anti-inflammatory and antiseptic properties. True lavender essential oil is one of the most widely used: it helps soothe itching and promotes healing. Tea tree essential oil is also effective thanks to its purifying properties, while peppermint provides a cooling effect that immediately eases the itching sensation.

For safe use, it is recommended to dilute a few drops of essential oil in a carrier oil (such as sweet almond or jojoba) before applying to the skin. This step is essential to avoid irritation, particularly for sensitive skin. It is also important to check the usage precautions, especially for children, pregnant women or people with allergies.

While these natural solutions effectively soothe bites, they only act after the fact. They do not replace upstream protection against insects. To avoid bites at the source, it is preferable to opt for a preventive solution, such as installing a magnetic flyscreen. By preventing insects from entering your home, you considerably reduce the risk of bites and limit the need for treatments, even natural ones.

Combining prevention with soothing solutions thus enables you to enjoy a healthier and more comfortable environment on a daily basis.

The best solution against mosquitoes, flies and other insects: keep them out

Before diving into the details of essential oils, there is a common-sense question to ask: is it better to repel mosquitoes once they are in the room, or to stop them getting in at all?

The answer is obvious. Prevention is always more effective than treatment.

This is exactly what the Moskera magnetic flyscreen offers: a physical, invisible and silent barrier that protects your interior 24/7 without chemical products, without odour, without effort. Fitted to your front door, windows or sliding door, it lets you enjoy natural ventilation while keeping mosquitoes, flies, wasps and other unwanted insects at bay.

The solution for your doors, windows and sliding doors.

Every home is different, and Moskera understands this well. That is why the magnetic flyscreen comes in several configurations, designed to suit every type of opening, with no compromise on effectiveness or aesthetics.

The magnetic door flyscreen is without doubt the most impressive in everyday life. Thanks to its integrated magnets spread along the entire height, it closes automatically after every passage, hands-free, silently, in a fraction of a second. Whether you come home loaded with shopping, the kids run between the garden and the living room, or your dog goes in and out again and again, closure is always guaranteed. No more door left ajar for two seconds too long letting in a swarm of mosquitoes.

The magnetic window flyscreen installs without drilling on all standard window frames and lets air flow freely while blocking insects. It can be removed in seconds for cleaning or maintenance, and refitted just as easily. Ideal for bedrooms, kitchens or any room where you want to sleep or live with the window open without waking up covered in bites.

The magnetic sliding door flyscreen finally addresses one of the most common issues in modern homes and apartments: how to fully enjoy a large opening onto the garden or patio without turning your living room into an insect buffet? Designed for large dimensions with reinforced magnets, it guarantees a tight closure even in a slight draught.

In all cases, installation requires no drilling, no specific tools and no DIY skills. In less than ten minutes, your opening is protected, and you can finally enjoy summer the way it is meant to be.

Browse our flyscreens