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Earol Swim "Invisible Ear Plug" with Tea Tree Oil

Earol Swim "Invisible Ear Plug" with Tea Tree Oil

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  • ✔️ Creates an invisible water-repellent barrier inside the ear canal
  • ✔️ Contains tea tree oil for natural antimicrobial ear canal protection
  • ✔️ Metered-dose pump delivers a precise, consistent spray every time
  • ✔️ Prevents swimmer's ear without blocking hearing or causing discomfort
  • ✔️ Suitable for swimmers, surfers, and bathers prone to water-trapped ears

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Are Ear Drops for Swimming Worth It?

 

If you swim regularly — whether in a pool, the sea, or open water — you'll know that uncomfortable feeling of water sitting in your ear long after you've dried off. It's not just annoying. Trapped water in the ear canal can create the warm, moist conditions that allow bacteria to thrive, potentially leading to otitis externa, more commonly known as swimmer's ear. The NHS notes that otitis externa is particularly common in people who swim frequently, and prevention is far simpler than treatment. That's exactly where ear drops for swimming come in.

Earol Swim "Invisible Ear Plug" with Tea Tree Oil is a metered-dose otic spray designed to coat the ear canal with a protective, water-repellent film before you enter the water. At just £6.76, it's a straightforward, affordable way to look after your ear health — no fiddly foam plugs, no discomfort, no muffled hearing while you swim.

 

How Does Earol Swim Work to Protect Your Ears?

 

The mechanism is elegantly simple. Each metered spray delivers a precise dose of refined olive oil combined with tea tree oil directly into the ear canal. Together, these ingredients form a thin, invisible coating along the canal walls.

  • The olive oil base creates a hydrophobic (water-repelling) film that discourages water from adhering to the delicate skin of the ear canal.
  • Tea tree oil contributes natural antimicrobial properties, which may help reduce the risk of bacterial or fungal colonisation in the moist ear environment.
  • The metered-dose pump ensures a consistent, controlled amount of product is delivered each time — no guesswork, no mess.
  • Because the formula is liquid, it conforms to the shape of your individual ear canal, providing coverage that a physical plug simply cannot replicate.

The result is an "invisible ear plug" effect — protection without obstruction. You can hear normally, move freely, and get on with your swim.

 

Who Should Consider Using Earol Swim?

 

This product is particularly well suited to anyone who spends time in water and wants to take a proactive approach to ear health. It's not a treatment for an existing infection — it's a preventative measure. Think of it like sunscreen for your ears.

  • Regular swimmers, whether recreational or competitive
  • People who have previously experienced swimmer's ear and want to avoid a recurrence
  • Surfers, divers, and open-water enthusiasts exposed to natural water sources
  • Adults and children over 12 who find traditional ear plugs uncomfortable or impractical

It is not suitable for everyone, though. If you have a perforated eardrum, grommets, or any active ear infection, you should not use this product without first speaking to your GP or pharmacist.

 

How Does Earol Swim Compare to Traditional Ear Plugs?

 

Feature Earol Swim Invisible Ear Plug Traditional Foam/Silicone Ear Plugs
Hearing during use Normal — no muffling Significantly reduced
Comfort No physical insertion required Can cause pressure or discomfort
Antimicrobial action Yes — tea tree oil component No
Ease of use Single metered-dose spray Requires correct fitting technique

 

Is Earol Swim Clinically Suitable for You?

 

Before using any ear care product, it's worth pausing to consider your individual circumstances. Ear drops for swimming like Earol Swim are appropriate for most healthy adults and older children, but they are not a substitute for medical treatment if you already have an ear condition. The NHS advises that anyone experiencing ear pain, discharge, or hearing loss should seek professional assessment before using any over-the-counter ear product. You can explore a broader range of ear, nose, and throat products in our ear, nose and throat collection.

Store the product below 25°C, away from direct sunlight, and keep it out of reach of children. Do not freeze.

This product is a medicine. Speak to your doctor or pharmacist before using if you have an underlying medical condition or are taking other medicines.

Earol Swim Invisible Ear Plug with Tea Tree Oil specifications
Treatment category Ear care / Swimmer's ear prevention
Mechanism of action Forms a water-repellent olive oil and tea tree oil film in the ear canal to prevent water ingress
Effective for Prevention of water trapping in the ear canal during swimming and water sports
Suitable for Adults and children over 12 (without perforated eardrum or grommets)
Active ingredient Tea tree oil in a refined olive oil base
UK classification General Sale (GSL)
Preparation Metered-dose otic spray
Route of administration Otic (into the ear canal)

Specifications of Earol Swim Invisible Ear Plug with Tea Tree Oil

 

What Is Earol Swim and What Is It Used For?

 

Earol Swim "Invisible Ear Plug" with Tea Tree Oil is an over-the-counter otic spray used to help prevent water from becoming trapped in the ear canal during swimming, bathing, or other water activities. It is not a treatment for an existing ear infection. Instead, it works as a preventative measure — creating a protective coating inside the ear canal before you enter the water.

The product is particularly relevant for people who are prone to otitis externa (swimmer's ear), a condition the NHS describes as inflammation of the ear canal often triggered by water exposure. By forming a water-repellent barrier, Earol Swim aims to reduce the likelihood of the moist conditions that allow bacteria and fungi to proliferate.

 

What Do You Need to Know Before Using Earol Swim?

 

As with any ear care product, there are important safety considerations to be aware of before you start using Earol Swim. Please read the following carefully.

Do not use Earol Swim if you:

  • Have a perforated (burst) eardrum
  • Have grommets (tympanostomy tubes) fitted
  • Have an active ear infection, including otitis externa or otitis media
  • Are allergic to olive oil, tea tree oil, or any component of the formula
  • Are under 12 years of age, unless advised by a doctor or pharmacist

Warnings and precautions:

  • For external ear canal use only — do not swallow
  • Avoid contact with eyes; if contact occurs, rinse thoroughly with water
  • If you experience pain, discharge, or sudden hearing loss, stop use immediately and seek medical advice
  • Consult your GP or pharmacist if you are pregnant, breastfeeding, or have any underlying ear condition

Known drug interactions:

  • No clinically significant drug interactions are currently known for this product
  • If you are using other ear drops or treatments, allow adequate time between applications and seek pharmacist advice

 

How Should You Use Earol Swim?

 

Using Earol Swim correctly is straightforward, but technique does matter. The metered-dose pump is designed to deliver a consistent amount of product each time, so there's no need to press repeatedly.

  1. Tilt your head to one side so the ear you are treating faces upward.
  2. Insert the nozzle tip gently into the opening of the ear canal — do not push it in deeply.
  3. Press the pump once to release a single metered dose of the spray.
  4. Gently massage the area just below the ear to help distribute the product.
  5. Keep your head tilted for a few seconds, then repeat the process for the other ear.
  6. Use immediately before entering the water for best results.
Indication Age Group Dose Frequency
Prevention of water ingress during swimming Adults and children over 12 1 metered spray per ear Before each swimming session
Prevention during bathing or showering Adults and children over 12 1 metered spray per ear Before each bathing session

If you are also browsing for other preventative health products, you might find our first aid collection useful for general health preparedness.

 

What Are the Possible Side Effects of Earol Swim?

 

Earol Swim is generally well tolerated. Because it contains natural oils rather than pharmaceutical actives, the side effect profile is minimal. That said, no product is entirely without risk, and it's important to know what to look out for.

Common side effects:

  • Mild, temporary sensation of fullness or warmth in the ear canal
  • Slight oiliness around the outer ear

Less common side effects:

  • Localised skin irritation or itching inside the ear canal
  • Mild redness around the ear opening
  • Sensitivity reaction in people with known allergy to tea tree oil or olive oil

If you notice any worsening of symptoms, ear pain, discharge, or changes in hearing, stop using the product immediately and contact your GP or pharmacist. Serious allergic reactions are rare but possible — seek emergency medical help if you experience swelling of the face, throat, or difficulty breathing.

 

How Should You Store Earol Swim?

 

Correct storage helps maintain the product's integrity and ensures it remains safe to use throughout its shelf life. If you're also managing other health products at home, our athletes foot and fungal infections collection includes products with similar storage requirements.

  • Store below 25°C in a cool, dry place
  • Keep away from direct sunlight and heat sources
  • Do not freeze the product
  • Keep the cap on when not in use to prevent contamination
  • Keep out of the reach and sight of children
  • Do not use after the expiry date printed on the packaging
  • Do not share the applicator nozzle with other people

Written and reviewed by our qualified team

Your safety and success are our highest priorities. Our medical team rigorously evaluates every product and piece of advice we provide, ensuring you receive only the most effective, science-backed solutions available.

Frequently Asked Questions

Where can I buy Earol Swim Invisible Ear Plug with Tea Tree Oil online in the UK?

You can buy Earol Swim Invisible Ear Plug with Tea Tree Oil directly from Cured Pharmacy online for £6.76, with no prescription required. It is available as an over-the-counter general sale product, so ordering is quick and straightforward. Simply add it to your basket and choose your preferred delivery option at checkout.

How does Earol Swim work to prevent swimmer's ear?

Earol Swim works by coating the inner walls of the ear canal with a thin, water-repellent film made from refined olive oil and tea tree oil. This invisible barrier helps prevent water from adhering to the delicate skin of the ear canal during swimming or bathing. The tea tree oil component also provides natural antimicrobial properties that may help reduce the risk of bacterial or fungal growth in a moist ear environment.

How do I use Earol Swim step by step?

Using Earol Swim is simple and takes only a few seconds before you enter the water. Follow these steps:

  1. Tilt your head so the ear being treated faces upward.
  2. Insert the nozzle gently into the ear canal opening.
  3. Press the pump once to release a single metered dose.
  4. Massage gently below the ear, hold for a few seconds, then repeat for the other ear.

Apply immediately before swimming or bathing for the most effective protection.

What is the correct dose of Earol Swim?

The recommended dose is one metered spray per ear before each swimming or bathing session. The pump is designed to deliver a consistent, controlled amount of product each time, so there is no need to press it more than once per ear. Do not exceed this dose unless advised by a healthcare professional.

When is the best time to use Earol Swim?

The best time to use Earol Swim is immediately before you enter the water — whether that's a swimming pool, the sea, or a bath or shower. Applying it in advance gives the oil film time to coat the ear canal walls before water exposure begins. Do not apply it after swimming as a treatment; it is a preventative product only.

Can children use Earol Swim Invisible Ear Plug?

Earol Swim is generally not recommended for children under 12 years of age without first seeking advice from a GP or pharmacist. Children over 12 can use it in the same way as adults, with one metered spray per ear before water activities. If your younger child is prone to swimmer's ear, speak to your GP about appropriate preventative options — you can also browse our baby and toddler collection for age-appropriate health products.

Can I use Earol Swim if I have a perforated eardrum?

No — you must not use Earol Swim if you have a perforated (burst) eardrum or if you have grommets fitted. Introducing any liquid into an ear with a perforation can cause serious complications, including middle ear infection. The NHS advises that anyone with a perforated eardrum should seek medical guidance before using any ear drops or sprays.

What are the side effects of Earol Swim with Tea Tree Oil?

Side effects are uncommon and generally mild. You may notice a temporary sensation of fullness or warmth in the ear canal, or slight oiliness around the outer ear. Less commonly, some people experience localised itching or mild irritation, particularly if they have a sensitivity to tea tree oil or olive oil. If you experience pain, discharge, or any change in hearing, stop use immediately and consult your pharmacist or GP.

How do I manage side effects of Earol Swim?

If you experience mild irritation or a sensation of fullness, this usually resolves on its own within a short time after use. Avoid inserting cotton buds or other objects into the ear canal to relieve discomfort, as the NHS advises this can worsen irritation and damage the ear. If symptoms persist or worsen, stop using the product and seek advice from your pharmacist or GP.

Is Earol Swim suitable for people who wear hearing aids?

If you wear hearing aids, it is advisable to speak to your audiologist or pharmacist before using Earol Swim, as the oil-based formula could potentially affect the components of your hearing aid. Remove your hearing aid before applying the spray and allow the ear canal to settle before reinserting it. Your audiologist can advise on the most appropriate ear protection strategy for your specific device.

How long can I use Earol Swim for?

Earol Swim can be used throughout your swimming season or whenever you are regularly exposed to water. There is no defined maximum duration of use for a healthy individual, but if you find you are relying on it heavily due to persistent ear discomfort, it is worth speaking to your GP to rule out an underlying ear condition. Regular ear health check-ups are a sensible precaution for frequent swimmers.

What are the alternatives to Earol Swim for preventing swimmer's ear?

Alternatives include traditional foam or silicone ear plugs, custom-moulded ear plugs from an audiologist, or acetic acid-based ear sprays used after swimming to restore the ear canal's natural pH. Each option has its own advantages — physical plugs block water mechanically, while Earol Swim creates an invisible coating without affecting hearing. You can explore a wider range of ear care options in our ear, nose and throat collection.

Does Earol Swim actually work for preventing water in the ear?

Earol Swim is designed to create a water-repellent barrier in the ear canal using an olive oil base, which has well-established hydrophobic properties. Many users find it effective for reducing the discomfort of water trapping, particularly in combination with good swimming technique. As with any preventative product, individual results can vary, and it works best when applied correctly and consistently before each water session.

Are there any drug interactions with Earol Swim?

No clinically significant drug interactions are currently known for Earol Swim. However, if you are using other prescribed ear drops or treatments, you should allow adequate time between applications and seek advice from your pharmacist to avoid diluting or interfering with the other product. Always inform your pharmacist of all medicines and products you are currently using.

What is the latest research on tea tree oil for ear health?

Tea tree oil (Melaleuca alternifolia) has been studied for its antimicrobial and antifungal properties in various topical applications. While robust clinical trial data specifically for otic use remains limited, its inclusion in ear care products is based on its established activity against common skin pathogens. If you are interested in the broader evidence base for natural antimicrobials, speaking to your pharmacist is a good starting point for personalised guidance.

How Should You Use Earol Swim Invisible Ear Plug?

Using Earol Swim correctly takes only a few seconds and makes a real difference to how well the product works. The metered-dose pump is designed to deliver a precise, consistent amount of product each time — so technique matters more than quantity.

Never insert the nozzle deeply into the ear canal, and do not use cotton buds to spread the product. The NHS advises against inserting objects into the ear canal, as this can cause damage to the delicate skin and eardrum.

What Is the Correct Dose of Earol Swim?

The dose is straightforward and consistent regardless of the activity. One metered spray per ear is sufficient to create the protective film needed before water exposure. There is no benefit to applying more than one spray per ear — the pump is calibrated to deliver the right amount in a single press.

When Is the Best Time to Use Earol Swim?

Apply Earol Swim immediately before you enter the water — ideally within a few minutes of your swim or bath. This gives the olive oil film the best chance to coat the ear canal walls before water exposure begins. Applying it too far in advance may reduce its effectiveness, as the oil can migrate out of the canal over time.

Do not apply Earol Swim after swimming as a treatment for water already trapped in the ear. If you regularly experience water in your ears after swimming, speak to your pharmacist about whether a post-swim acidifying ear spray might also be appropriate for your routine.

How Long Can You Use Earol Swim For?

Earol Swim can be used throughout your swimming season or for as long as you are regularly exposed to water. There is no defined maximum treatment duration for healthy individuals using it as directed. However, if you find yourself needing it daily for extended periods due to persistent ear discomfort or recurring infections, this may indicate an underlying ear condition that warrants a GP assessment.

Check the expiry date on the packaging before each use, and do not use the product beyond this date. Store correctly between uses to maintain the product's integrity.

Do not exceed the recommended dose. If in doubt, speak to your pharmacist.

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What Are the Most Common Side Effects of Earol Swim?

Earol Swim is generally very well tolerated, and most people use it without experiencing any adverse effects. Because it contains natural oils rather than synthetic pharmaceutical actives, the risk of significant side effects is low. That said, it is still important to know what to look out for.

  • Temporary sensation of warmth or fullness in the ear canal immediately after application
  • Slight oiliness or residue around the outer ear opening
  • A brief muffled sensation that resolves within seconds as the oil settles

What Are the Less Common Side Effects of Earol Swim?

Less commonly, some individuals — particularly those with sensitive skin or a known sensitivity to plant-derived oils — may notice the following after using Earol Swim. These effects are not typical but are worth being aware of before you start using the product.

  • Localised itching or mild irritation inside the ear canal
  • Mild redness or inflammation around the ear opening
  • Skin sensitivity reaction in people with a known allergy to tea tree oil (Melaleuca alternifolia) or olive oil
  • Temporary increase in ear wax production in some individuals with prolonged use

What Are the Serious Side Effects of Earol Swim?

Serious side effects are rare with Earol Swim when used as directed. However, you should be alert to the following, which may indicate an allergic reaction or that the product is not suitable for you. Stop use immediately if you experience any of the following:

  • Ear pain or a significant increase in discomfort after application
  • Discharge from the ear canal
  • Sudden or worsening hearing loss
  • Swelling of the face, lips, tongue, or throat — this may indicate a serious allergic reaction (anaphylaxis) and requires emergency medical attention
  • Dizziness or a sensation of the room spinning (vertigo)

The NHS advises that any unexplained ear pain, discharge, or hearing change should be assessed by a healthcare professional promptly, as these can be signs of an ear infection or other condition requiring treatment.

What Should You Do If You Experience Side Effects?

If you notice mild irritation or a temporary sensation of fullness, this will usually resolve on its own within a short time. Do not attempt to relieve discomfort by inserting cotton buds or other objects into the ear canal — the NHS specifically advises against this, as it can worsen irritation and risk damaging the eardrum. If symptoms persist beyond a few hours or worsen, stop using the product and seek advice from your pharmacist or GP.

For any signs of a serious allergic reaction, call 999 or go to your nearest A&E immediately. Do not wait to see if symptoms improve on their own.

Can Earol Swim Interact With Other Ear Medicines?

No clinically significant drug interactions are currently known for Earol Swim. However, if you are using prescribed ear drops — such as antibiotic or steroid ear drops for an existing condition — you should not use Earol Swim at the same time without first speaking to your pharmacist. The oil base could potentially dilute or interfere with the absorption of other otic medications. Always inform your pharmacist of all products you are currently using, including over-the-counter items.

If you are concerned about any side effects, contact your pharmacist or GP immediately.

Patient Information Leaflet

Important - Before taking any medication, it is always important to read the Patient Information Leaflet (PIL)

Written and reviewed by our qualified team

GPhC Number: 2233073
Tarun Kumar

Reviewed by:

Tarun Kumar

Superintendent/ Clinical Lead

📖 Find out more about our team of medical content authors and how we ensure the accuracy of our content with our content guidelines.

Content last updated: 31 Mar 2025

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