Can Tea Tree Oil Kill Lice and Nits

Lice and nits are common and frustrating parasites that can infest the scalp, causing intense itching and discomfort. Lice are tiny insects that feed on human blood, while nits are their eggs, firmly attached to the base of hair strands. Infestations can quickly spread, particularly among children, making it essential to address the issue promptly.

Traditional treatments often involve chemical-based shampoos and lotions, but these can come with unwanted side effects and may not always be effective. As a result, many people are turning to natural remedies to combat lice, with tea tree oil being one of the most popular alternatives.

This article explores the effectiveness of tea tree oil in killing lice and nits. We will delve into how tea tree oil works, its potential benefits and drawbacks, and whether it can be a reliable solution for those seeking a natural approach to lice treatment.

What Are Lice and Nits?

Understanding Lice

Head lice are tiny, wingless insects that live on the human scalp and feed on blood. They are a common problem, particularly among children, and can cause significant discomfort. Lice are about the size of a sesame seed and vary in color from tan to grayish-white. Their bodies are elongated, and they have six legs equipped with claws that allow them to cling tightly to hair shafts.

Life Cycle of Lice

The life cycle of head lice consists of three stages: nit (egg), nymph, and adult.

Nits are the eggs laid by the female louse, which hatch into nymphs after about 7-10 days.
Nymphs are immature lice that mature into adults within another 7-10 days.
Adult lice can live for about 30 days on a person’s scalp and can lay up to 10 eggs per day.

Without proper treatment, lice can multiply rapidly, leading to a full-blown infestation.

Common Symptoms of Lice Infestation

The most common symptom of a lice infestation is intense itching, particularly around the ears and nape of the neck. This itching is caused by an allergic reaction to the saliva that lice inject while feeding. Other signs include a tickling sensation on the scalp, visible lice on the scalp or in the hair, and sores or scabs on the head from scratching.

How Lice Spread

Lice spread primarily through direct head-to-head contact, which is why they are so common among school-aged children who often play closely together. Lice cannot jump or fly, but they can crawl quickly, making close contact the most effective means of transmission. Sharing personal items such as hats, hairbrushes, or bedding can also spread lice, though this is less common.

Understanding Nits

Nits are the eggs laid by adult female lice and are a crucial part of the lice life cycle. They are oval-shaped and very small, about the size of a knot in thread, and range in color from white to yellowish-brown. Nits are often mistaken for dandruff, but unlike dandruff, they are firmly attached to the hair shaft.

Life Cycle of Nits

Nits are laid close to the scalp, where the temperature is ideal for keeping them warm until they hatch. After about 7-10 days, nits hatch into nymphs, which then go through several stages of molting before becoming adult lice. If not removed, nits can hatch and continue the cycle of infestation.

Attachment to Hair

Nits are coated in a glue-like substance produced by the female louse, which makes them extremely difficult to remove. They are typically found within 1/4 inch of the scalp, firmly attached to the hair shaft. This strong attachment makes removal of nits challenging, even with thorough combing.

Challenges in Removing Nits

One of the biggest challenges in treating a lice infestation is getting rid of the nits. Even after treating the scalp with lice-killing products, nits can remain attached to the hair and eventually hatch, causing the infestation to recur. Effective removal often requires multiple treatments and meticulous combing with a fine-toothed nit comb.

Common Treatments for Lice and Nits

When dealing with lice and nits, choosing the right treatment is crucial for effective eradication. There are various treatment options available, each with its own set of advantages and disadvantages. Below, we explore the most common treatments for lice and nits, including over-the-counter chemical treatments and natural remedies.

Over-the-Counter Treatments

Overview of Common Chemical Treatments

Over-the-counter (OTC) treatments for lice are readily available and include a variety of chemical-based products designed to kill lice and nits. These treatments typically contain insecticides such as pyrethrins, permethrin, or malathion.

Pyrethrins: Derived from chrysanthemum flowers, pyrethrins are commonly used in lice shampoos and sprays. They work by paralyzing and killing lice.
Permethrin: A synthetic insecticide, permethrin is widely used in lice treatments and works by disrupting the nervous system of lice, leading to their death.
Malathion: An organophosphate insecticide, malathion is effective against lice and works by inhibiting an enzyme essential for lice survival.

Pros and Cons of Using Chemical Treatments

Pros:

Effectiveness: Chemical treatments are generally effective at killing lice and nits when used as directed. They are designed to address both lice and nits, making them a comprehensive option.
Availability: OTC treatments are widely available at pharmacies and grocery stores, making them easily accessible.

Cons:

Potential Side Effects: Chemical treatments can cause side effects such as scalp irritation, itching, and redness. Some individuals may also experience allergic reactions.
Resistance: Lice can develop resistance to certain chemicals over time, reducing the effectiveness of these treatments.
Toxicity: There are concerns about the potential long-term health effects of exposure to insecticides, especially in young children and pregnant women.

Natural Remedies

Introduction to Natural Treatments for Lice

Natural remedies offer an alternative to chemical treatments, focusing on using non-toxic substances to eliminate lice and nits. These remedies often include essential oils and other natural ingredients known for their insecticidal or repellent properties.

Tea Tree Oil: Known for its antimicrobial properties, tea tree oil is a popular natural remedy for lice. It can help suffocate lice and disrupt their reproductive cycle.
Neem Oil: Extracted from the neem tree, neem oil is believed to have insecticidal properties that can repel and kill lice.
Coconut Oil: Coconut oil can be used to suffocate lice and make the removal of nits easier. It also helps to condition the hair and scalp.
Vinegar: Vinegar can be used to dissolve the glue that attaches nits to hair shafts, making them easier to comb out.

Benefits of Using Natural Remedies Over Chemical Treatments

Pros:

Fewer Side Effects: Natural remedies generally have fewer side effects compared to chemical treatments, making them a safer option for sensitive individuals and young children.
Lower Toxicity: Natural treatments are less likely to cause long-term health issues and are typically less toxic than chemical insecticides.
Environmental Impact: Natural remedies are often more environmentally friendly, avoiding the use of harmful chemicals that can contribute to pollution.

Cons:

Effectiveness: Some natural remedies may be less effective than chemical treatments and may require repeated applications to achieve desired results.
Time-Consuming: Natural treatments can be more time-consuming, as they often involve multiple steps and thorough combing to remove nits.

What is Tea Tree Oil?

Tea tree oil, also known as melaleuca oil, is a potent essential oil renowned for its broad range of therapeutic properties. Derived from the leaves of the Melaleuca alternifolia, a plant native to Australia, tea tree oil has been used for centuries in traditional medicine and is now widely recognized in modern dermatology and hair care.

Origin and Composition of Tea Tree Oil

Explanation of Tea Tree Oil: Where It Comes From and Its Components

Tea tree oil is extracted through steam distillation from the leaves and twigs of the Melaleuca alternifolia tree. This process involves passing steam through the plant material to release the essential oil, which is then condensed and collected.

Key Components:

Terpinen-4-ol: This is the primary active compound in tea tree oil and is known for its antimicrobial and anti-inflammatory properties. It helps in killing bacteria, fungi, and viruses.
Alpha-Terpineol: Another important component, alpha-terpineol has antimicrobial properties and contributes to the oil’s overall therapeutic effect.
Gamma-Terpinene and Beta-Caryophyllene: These compounds also play roles in tea tree oil’s efficacy, providing additional antimicrobial and anti-inflammatory benefits.

The unique combination of these compounds gives tea tree oil its distinctive ability to combat infections, reduce inflammation, and promote healing.

Tea Tree Oil’s Uses in Traditional Medicine

Historical Uses of Tea Tree Oil in Treating Various Ailments

Tea tree oil has a long history of use among Indigenous Australian communities, who utilized the oil for its medicinal properties. The leaves were traditionally crushed and applied directly to the skin to treat wounds, infections, and skin irritations.

Traditional Uses Include:

Antiseptic Application: Tea tree oil was used to clean wounds and prevent infections due to its powerful antimicrobial properties.
Fungal Infections: It was employed to treat fungal conditions like athlete’s foot and ringworm.
Respiratory Issues: The steam from tea tree oil was inhaled to alleviate symptoms of colds and coughs, taking advantage of its expectorant properties.

These traditional applications have laid the foundation for the modern use of tea tree oil in various therapeutic practices.

Tea Tree Oil in Modern Medicine

How Tea Tree Oil is Used Today, Especially in Dermatology and Hair Care

In contemporary medicine, tea tree oil is widely recognized for its versatility and efficacy. It is commonly used in dermatology and hair care due to its powerful antimicrobial, anti-inflammatory, and antifungal properties.

Modern Uses Include:

Acne Treatment: Tea tree oil is a popular ingredient in acne treatment products. Its antibacterial properties help reduce the acne-causing bacteria on the skin, while its anti-inflammatory effects soothe irritated skin.
Dandruff and Scalp Care: Tea tree oil is used in shampoos and conditioners to treat dandruff and promote a healthy scalp. It helps to reduce fungal infections and itching while improving overall scalp health.
Wound Care: The oil is used in various wound care products for its antiseptic properties, aiding in the prevention of infection and promoting faster healing.
Nail Fungal Infections: Tea tree oil is applied topically to treat fungal infections of the nails, such as athlete’s foot and nail fungus, due to its strong antifungal properties.

Tea tree oil is also used in many over-the-counter products such as soaps, lotions, and ointments, making it a versatile and accessible option for maintaining skin and hair health.

How Does Tea Tree Oil Work Against Lice?

Tea tree oil is increasingly recognized as an effective natural remedy for combating lice infestations. Its unique properties and proven efficacy make it a popular choice among those seeking chemical-free solutions. Here, we delve into how tea tree oil works against lice, examining its antimicrobial properties, reviewing scientific studies, and comparing it to other natural remedies.

Antimicrobial Properties of Tea Tree Oil

Explanation of Tea Tree Oil’s Antimicrobial and Insecticidal Properties

Tea tree oil is renowned for its antimicrobial and insecticidal properties, which make it particularly effective against lice. The key compounds responsible for these effects are:

Terpinen-4-ol: This major component of tea tree oil is highly effective against a range of microorganisms, including bacteria and fungi. It disrupts the cellular membranes of lice and their eggs, leading to their death.
Alpha-Terpineol: Known for its strong antimicrobial and anti-inflammatory effects, alpha-terpineol further enhances tea tree oil’s ability to kill lice and nits.
Limonene and Cineole: These compounds contribute to tea tree oil’s ability to act as a natural insect repellent, making it difficult for lice to survive and reproduce.

Tea tree oil’s insecticidal properties work by suffocating lice and disrupting their nervous system, effectively killing both adult lice and nits. Its ability to dissolve the protective coating of lice eggs aids in the effective removal of nits from the hair.

Scientific Studies on Tea Tree Oil and Lice

Overview of Research Studies on the Effectiveness of Tea Tree Oil Against Lice

Several scientific studies have investigated the efficacy of tea tree oil in treating lice infestations. Here is an overview of key research findings:

Study on Tea Tree Oil and Lice: A notable study published in the Journal of the American Academy of Dermatology demonstrated that a combination of tea tree oil and lavender oil was effective in killing lice and nits. The study found that the application of a mixture of these oils resulted in a significant reduction in lice count and improved treatment outcomes compared to standard chemical treatments.
Clinical Trials: Clinical trials have shown that tea tree oil, when used in conjunction with other natural oils, can be an effective alternative to chemical lice treatments. A study published in Pediatrics indicated that a 5% tea tree oil solution significantly reduced lice populations and was well-tolerated by participants, with minimal side effects.
Comparative Studies: Research comparing tea tree oil to conventional treatments has highlighted its effectiveness. For instance, a study in BMC Complementary Medicine and Therapies showed that tea tree oil was comparable to permethrin in terms of lice removal, with the added benefit of fewer side effects.

These studies collectively support the use of tea tree oil as a viable treatment option for lice infestations, underscoring its effectiveness and safety.

Comparing Tea Tree Oil with Other Natural Remedies

Comparison of Tea Tree Oil with Other Natural Treatments

Tea tree oil is one of several natural remedies for lice, each with its own set of benefits and limitations. Here, we compare tea tree oil with other popular natural treatments:

Neem Oil: Neem oil is another effective natural remedy for lice. Like tea tree oil, neem oil has insecticidal properties that help to kill lice and nits. However, neem oil can have a strong odor and may cause irritation in some individuals. Tea tree oil, with its milder scent and broader antimicrobial spectrum, is often preferred.
Lavender Oil: Lavender oil is used in combination with tea tree oil in some treatments. While lavender oil has calming and antimicrobial properties, it is generally less effective on its own compared to tea tree oil. The combination of lavender and tea tree oil can enhance treatment efficacy and reduce the chance of lice resistance.
Peppermint Oil: Peppermint oil, with its cooling effect and antimicrobial properties, can help repel lice. However, it is typically less effective in killing lice compared to tea tree oil. It is often used in combination with other oils for enhanced results.
Coconut Oil: Coconut oil is used primarily as a suffocating agent, which helps to kill lice by blocking their airways. It is less effective in killing nits compared to tea tree oil, which has more direct insecticidal properties. However, coconut oil can be used alongside tea tree oil to improve overall treatment.

How to Use Tea Tree Oil to Treat Lice and Nits

Tea tree oil is a powerful natural remedy for lice and nits, known for its effectiveness and safety when used correctly. To maximize its benefits and ensure safety, it is essential to prepare and apply tea tree oil properly. Below, we outline the steps for preparing a tea tree oil treatment, provide detailed instructions for application, and offer recipes for combining tea tree oil with other natural ingredients.

Preparation of Tea Tree Oil Treatment

Steps to Dilute Tea Tree Oil Properly for Safe Use

Tea tree oil is highly concentrated and should always be diluted before use to avoid skin irritation or adverse reactions. Here’s how to prepare a safe and effective tea tree oil treatment:

Choose a Carrier Oil: Select a carrier oil to dilute tea tree oil. Common options include coconut oil, olive oil, or almond oil. Carrier oils help to spread the tea tree oil evenly and reduce the risk of irritation.
Mixing Ratio: The general recommendation is to use a dilution ratio of 1-2%. This means adding 1-2 drops of tea tree oil to every teaspoon (5 ml) of carrier oil. For example:
- For a mild solution: Mix 1 drop of tea tree oil with 1 teaspoon of carrier oil.
- For a stronger solution: Mix 2 drops of tea tree oil with 1 teaspoon of carrier oil.
Blend Thoroughly: Stir the mixture well to ensure that the tea tree oil is evenly distributed throughout the carrier oil.
Patch Test: Before applying the mixture to the scalp, perform a patch test on a small area of skin (e.g., behind the ear or on the inner arm) to check for any allergic reactions or irritation. Wait 24 hours to ensure there is no adverse reaction.

Application Methods

Detailed Instructions on How to Apply Tea Tree Oil to the Scalp and Hair

Prepare the Mixture: Use the diluted tea tree oil mixture as prepared above. Ensure it is well-mixed and ready for application.
Clean the Hair: Wash the hair with a gentle shampoo and rinse thoroughly. Towel dry the hair until it is damp but not dripping wet.
Apply the Mixture:
- Part the hair into sections to ensure even distribution of the oil.
- Using a dropper or your fingers, apply the tea tree oil mixture directly to the scalp, focusing on the areas where lice are most likely to be found (e.g., the nape of the neck and behind the ears).
- Gently massage the oil into the scalp for a few minutes to ensure that it penetrates the hair follicles and covers the entire scalp.
Cover and Wait:
- Cover the hair with a shower cap or plastic wrap to trap the oil and prevent it from drying out. This also helps to suffocate the lice.
- Leave the treatment on the scalp for at least 30 minutes. For optimal results, you can leave it on for up to 1 hour.
Rinse and Comb:
- Rinse the hair thoroughly with warm water and a mild shampoo.
- Use a fine-toothed nit comb to comb through the hair while it is still damp. This helps to remove dead lice and nits. Ensure you comb small sections at a time for thorough removal.
Repeat Treatment: Repeat the treatment every 3-4 days for 2 weeks to ensure that all lice and nits are effectively eradicated.

Combining Tea Tree Oil with Other Ingredients

Recipes and Suggestions for Combining Tea Tree Oil with Other Natural Ingredients for Enhanced Effectiveness

Combining tea tree oil with other natural ingredients can enhance its effectiveness in treating lice and nits. Here are some recipes and suggestions:

Tea Tree Oil and Coconut Oil Treatment
- Ingredients: 10 drops of tea tree oil, 2 tablespoons of coconut oil.
- Instructions: Mix the tea tree oil with coconut oil and apply as described above. Coconut oil helps to suffocate lice and makes it easier to comb out nits.
Tea Tree Oil and Lavender Oil Blend
- Ingredients: 10 drops of tea tree oil, 10 drops of lavender oil, 2 tablespoons of carrier oil (e.g., olive oil).
- Instructions: Combine tea tree oil and lavender oil with the carrier oil. Lavender oil adds additional insecticidal properties and a soothing effect. Apply and follow the same application steps as outlined.
Tea Tree Oil and Vinegar Rinse
- Ingredients: 10 drops of tea tree oil, 1/4 cup of apple cider vinegar, 1/4 cup of water.
- Instructions: Mix the tea tree oil with apple cider vinegar and water. After applying the tea tree oil treatment, rinse the hair with this mixture to help dissolve nits and enhance the removal process.
Tea Tree Oil and Neem Oil Solution
- Ingredients: 10 drops of tea tree oil, 2 tablespoons of neem oil.
- Instructions: Mix tea tree oil with neem oil and apply to the scalp. Neem oil has additional insecticidal properties that complement the tea tree oil.

Incorporating these natural ingredients can provide a multi-faceted approach to treating lice, addressing both lice and nits effectively. Always ensure that any combination is diluted appropriately and tested for sensitivity before use.

Pros and Cons of Using Tea Tree Oil for Lice

Tea tree oil is a popular natural remedy for lice, appreciated for its effectiveness and safety. However, like any treatment, it has its advantages and potential drawbacks. This section provides a comprehensive look at the benefits, possible side effects, and how tea tree oil compares to traditional chemical treatments.

Advantages of Tea Tree Oil

Benefits of Using Tea Tree Oil for Lice Treatment

Natural and Non-Toxic: Tea tree oil is derived from the leaves of the Melaleuca alternifolia plant, making it a natural alternative to chemical treatments. It does not contain harsh synthetic ingredients, which can be beneficial for individuals seeking a more natural approach.
Antimicrobial Properties: Tea tree oil boasts strong antimicrobial and insecticidal properties. It effectively kills lice and nits by disrupting their biological functions, making it a potent choice for managing infestations.
Minimal Side Effects: When used correctly, tea tree oil generally has fewer side effects compared to chemical treatments. It is less likely to cause severe reactions, such as those associated with strong insecticides.
Additional Benefits: Beyond treating lice, tea tree oil offers additional benefits, including its anti-inflammatory and antiseptic properties. It can help soothe irritated skin and prevent secondary infections.
Environmental Impact: Tea tree oil is an environmentally friendly option compared to chemical treatments. It avoids the use of harmful chemicals that can contribute to environmental pollution.

Potential Side Effects and Risks

Possible Side Effects of Tea Tree Oil

Skin Irritation: Although rare, tea tree oil can cause skin irritation or allergic reactions in some individuals. Symptoms may include redness, itching, or a rash. It is important to perform a patch test before full application.
Dryness and Sensitivity: Overuse of tea tree oil can lead to dryness or sensitivity of the scalp and skin. Diluting the oil properly and following recommended usage guidelines can help mitigate this risk.
Toxicity in Large Quantities: Ingesting large amounts of tea tree oil can be toxic. It is intended for external use only, and care should be taken to avoid accidental ingestion.
Interaction with Other Products: Tea tree oil may interact with other topical products or medications. It is advisable to consult with a healthcare provider if using other treatments concurrently.
Children and Pregnant Women: While generally considered safe for children and pregnant women when used appropriately, it is essential to consult with a healthcare provider to ensure safety and proper usage.

Effectiveness Compared to Chemical Treatments

Comparison of the Effectiveness of Tea Tree Oil with Standard Chemical Treatments

Efficacy: Tea tree oil has been shown to be effective in treating lice infestations, with several studies confirming its ability to kill lice and nits. However, its effectiveness can vary depending on the concentration and method of application. Chemical treatments, such as permethrin and pyrethrins, are often more potent and may work faster in eradicating lice.
Resistance: Lice can develop resistance to chemical treatments over time, which may reduce their effectiveness. Tea tree oil, as a natural treatment, is less likely to contribute to resistance issues, but some lice strains may still be less responsive to it.
Safety Profile: Tea tree oil generally has a better safety profile compared to chemical treatments, which can cause side effects such as scalp irritation, nausea, and other systemic effects. It is a preferred option for individuals seeking a gentler, non-toxic solution.
Application and Duration: Tea tree oil typically requires multiple applications over a longer period to ensure complete eradication of lice and nits. Chemical treatments often provide quicker results, but they may require careful use to avoid adverse effects.
Cost and Accessibility: Tea tree oil is often more affordable and accessible compared to prescription or over-the-counter chemical treatments. Its natural origin also makes it appealing to those who prefer organic products.

Safety Precautions When Using Tea Tree Oil

Tea tree oil is a valuable natural remedy with numerous benefits, but it’s crucial to use it safely to avoid adverse effects. Proper usage, including performing a patch test, adhering to dilution guidelines, and knowing when to seek medical advice, ensures that tea tree oil can be used effectively and safely.

Patch Test for Allergies

Importance of Doing a Patch Test Before Using Tea Tree Oil

Before applying tea tree oil to a larger area of the skin or scalp, it is essential to conduct a patch test. This test helps to identify any potential allergic reactions or sensitivities. Here’s how to perform a patch test:

Select a Test Area: Choose a small, discreet area of skin, such as the inside of the elbow or behind the ear.
Apply a Small Amount: Dilute a small amount of tea tree oil (1-2 drops in a teaspoon of carrier oil) and apply it to the chosen area.
Wait and Observe: Leave the oil on the skin for 24 hours, avoiding washing or scrubbing the area. Observe for any signs of redness, itching, swelling, or rash.
Assess Reaction: If there is no adverse reaction after 24 hours, it is generally safe to proceed with using tea tree oil. If you experience any discomfort or irritation, discontinue use and consult a healthcare provider.

Conducting a patch test helps to minimize the risk of allergic reactions and ensures that tea tree oil is suitable for your skin type.

Dilution and Safe Usage

Guidelines for Diluting Tea Tree Oil and Preventing Overuse

Tea tree oil is highly concentrated and should always be diluted before use. Proper dilution helps to avoid skin irritation and potential adverse effects. Follow these guidelines for safe usage:

Use Appropriate Dilution Ratios: Typically, tea tree oil should be diluted to a concentration of 1-2% when applied to the skin. This means mixing 1-2 drops of tea tree oil with 1 teaspoon (5 ml) of carrier oil. For scalp treatments, you may use slightly higher concentrations, but always ensure it is well-diluted.
Avoid Direct Application: Never apply undiluted tea tree oil directly to the skin or scalp. Direct application can cause irritation and sensitivity.
Limit Frequency of Use: To avoid overuse and potential skin irritation, limit the application of tea tree oil treatments to 2-3 times per week. Overuse can lead to dryness or sensitivity.
Use in Moderation: Use tea tree oil products according to the manufacturer’s instructions and avoid excessive application. Overuse can diminish the oil’s effectiveness and increase the risk of irritation.
Store Properly: Store tea tree oil and diluted mixtures in a cool, dark place to preserve their potency and prevent degradation.

Adhering to these guidelines ensures that tea tree oil is used effectively and safely, minimizing the risk of adverse effects.

When to Seek Medical Advice

Signs That You Should Consult a Doctor Instead of Continuing Home Treatment

While tea tree oil is generally safe when used correctly, there are circumstances where professional medical advice is necessary. Seek medical consultation if:

Severe Allergic Reaction: If you experience severe symptoms such as significant swelling, difficulty breathing, or widespread rash, seek immediate medical attention.
Persistent Irritation: If skin irritation, redness, or itching persists despite proper dilution and usage, discontinue use and consult a healthcare provider.
Signs of Infection: If there are signs of infection, such as increased redness, swelling, or pus at the application site, seek medical advice to address potential complications.
Pre-existing Conditions: If you have pre-existing skin conditions or other health concerns, consult with a healthcare provider before using tea tree oil to ensure it is safe for your condition.
Young Children and Pregnant Women: If treating young children or pregnant women, it is advisable to consult a healthcare professional before using tea tree oil to ensure its safety and appropriateness.

Conclusion:

Tea tree oil presents a compelling natural option for treating lice and nits, thanks to its insecticidal and ovicidal properties. While it may not be a one-size-fits-all solution, it is a valuable tool in the fight against lice, particularly for those seeking an alternative to chemical treatments.

If you’re dealing with a lice infestation, consider giving tea tree oil a try. However, remember that its success depends on proper application, thorough combing, and patience. In cases of severe infestations, it may be necessary to combine tea tree oil with other treatments or seek professional medical advice.