Skip to product information
1 of 1

  • Images are for illustration purposes only

Numark Tea Tree Oil

Numark Tea Tree Oil

  • 1. Ozempic®️-equivalent therapy now available for weight management
  • 2. Average weight loss of 17%, with 1 in 3 patients achieving over 20%
  • 3. May help reduce osteoarthritis-related pain
  • 4. Wegovy®️ is not expected to impact the effectiveness of oral contraceptives
  • 5. Supports cardiovascular risk reduction
  • 6. Over 22 million patients treated with semaglutide-based therapies since 2018

  • ✔️ Targets spots, blemishes, and minor skin infections topically
  • ✔️ Natural antimicrobial action via terpinen-4-ol compound
  • ✔️ Suitable for minor cuts, grazes, and insect bites
  • ✔️ Mild antifungal properties for superficial fungal skin complaints
  • ✔️ Affordable 10ml bottle at just £2.99 per pack

Price Checker

Regular price £2.99
Sale price £2.99
Sale Sold out
  • Lowest price guarantee
  • Includes FREE private prescription
View full details

 

What Is Tea Tree Oil and How Can It Help Your Skin?

 

If you've ever reached for a natural remedy for spots, minor cuts, or irritated skin, chances are tea tree oil has come up. Numark Tea Tree Oil is a topical antiseptic derived from the leaves of Melaleuca alternifolia, a plant native to Australia. It has been used for decades as a natural remedy for a wide range of minor skin complaints, and it remains one of the most popular over-the-counter options available in UK pharmacies today. At just £2.99, it's an accessible choice for everyday skin care.

The oil works primarily through its active constituent, terpinen-4-ol, which has well-documented antimicrobial and anti-inflammatory properties. Whether you're dealing with a stubborn spot, a minor graze, or dry, flaky skin, this product offers a straightforward, no-fuss solution. You can explore a wider range of topical options in our skin care collection if you're looking for complementary products.

 

How Does Numark Tea Tree Oil Work on the Skin?

 

The mechanism behind tea tree oil is rooted in its chemical composition. Terpinen-4-ol — the primary active compound — disrupts the integrity of bacterial and fungal cell membranes, effectively inhibiting their growth. This makes it useful not just for spots, but also for minor fungal complaints and superficial skin infections.

  • Terpinen-4-ol penetrates microbial cell walls and disrupts membrane function
  • Anti-inflammatory activity helps reduce redness and swelling around affected areas
  • Antimicrobial action targets both gram-positive and gram-negative bacteria
  • Antifungal properties make it relevant for conditions like athlete's foot

It's worth noting that while the evidence for tea tree oil is promising, it is generally considered a complementary option rather than a first-line medical treatment for serious infections.

 

Who Should Use Numark Tea Tree Oil?

 

This product is suitable for adults and older teenagers looking for a natural, topical option to manage minor skin concerns. It's particularly popular among those who prefer plant-based remedies alongside conventional treatments. That said, it's not appropriate for everyone — always read the label carefully.

  • Adults with minor spots, blemishes, or acne-prone skin
  • Those with minor cuts, grazes, or superficial skin irritation
  • People seeking a natural adjunct for mild fungal skin complaints
  • Individuals looking for an affordable, easy-to-use topical antiseptic

It is not recommended for use on children under 12 without medical advice, and it should never be ingested or applied near the eyes.

 

How Does Numark Tea Tree Oil Compare to Other Antiseptic Options?

 

Feature Numark Tea Tree Oil Savlon Antiseptic Cream
Active ingredient Melaleuca alternifolia oil Chlorhexidine digluconate + cetrimide
Form Liquid oil Cream
Antifungal activity Yes (mild) Limited
Suitable for spots Yes Not primarily indicated
Price (approx.) £2.99 £3.50–£5.00

 

Is Numark Tea Tree Oil Suitable for Sensitive Skin and How Should It Be Stored?

 

If you have sensitive skin, always dilute tea tree oil before applying it. A common approach is to mix 1–2 drops with a teaspoon of a carrier oil such as coconut or almond oil. Performing a patch test on a small area of skin 24 hours before wider use is strongly advisable. Those with known hypersensitivity to plants in the Myrtaceae family should avoid this product entirely.

Store Numark Tea Tree Oil below 25°C, away from direct sunlight and out of reach of children. Do not store near heat sources or open flames, as the oil is flammable. If you're also managing a fungal skin condition, you may find our athlete's foot and fungal infections collection useful for additional treatment options.

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.

Numark Tea Tree Oil specifications
Treatment category Topical antiseptic / skin care
Active ingredient Melaleuca alternifolia (tea tree) oil
Mechanism of action Antimicrobial and anti-inflammatory via terpinen-4-ol
Suitable for Adults and older teenagers (12+)
UK classification General Sale List (GSL)
Preparation Essential oil (liquid)
Route of administration Topical (external use only)
Pack size 10ml

Specifications of Numark Tea Tree Oil

 

What Is Numark Tea Tree Oil and What Is It Used For?

 

Numark Tea Tree Oil is a topical preparation containing 100% Melaleuca alternifolia oil, commonly known as tea tree oil. It is used as a natural antiseptic for the management of minor skin complaints. These include spots and blemishes, minor cuts and grazes, insect bites, and mild fungal skin conditions. It is for external use only and should never be swallowed.

Tea tree oil has a long history of traditional use, and its antimicrobial properties are supported by laboratory evidence. It is classified as a General Sale List (GSL) medicine in the UK, meaning it can be purchased without a prescription. It is not a substitute for prescribed treatments where these are clinically indicated.

 

What Do You Need to Know Before Using Numark Tea Tree Oil?

 

Before using this product, read the following carefully. There are situations where tea tree oil may not be appropriate, and it's important to be aware of them.

Do not use Numark Tea Tree Oil if you:

  • Are allergic to tea tree oil or any plant in the Myrtaceae family
  • Have open wounds, deep cuts, or serious skin infections requiring medical treatment
  • Are pregnant or breastfeeding (seek medical advice first)
  • Are applying to a child under 12 years of age without medical supervision
  • Have a known sensitivity to essential oils or contact dermatitis history

Drug interactions:

  • No clinically significant drug interactions have been established for topical tea tree oil use
  • Avoid using alongside other topical preparations on the same area without pharmacist advice
  • If you are using prescription topical treatments, consult your GP or pharmacist before adding tea tree oil

 

How Should You Use Numark Tea Tree Oil?

 

Always use this product as directed on the label. Tea tree oil is highly concentrated and must be diluted before application to most areas of skin. Undiluted use can cause irritation, particularly on sensitive or broken skin.

  1. Perform a patch test: apply a diluted drop to the inner forearm and wait 24 hours before wider use
  2. Dilute 1–2 drops of tea tree oil in a teaspoon of carrier oil (e.g. coconut or almond oil) or water
  3. Apply the diluted oil to the affected area using a clean cotton bud or pad
  4. Allow the area to dry naturally — do not cover with an airtight dressing unless advised
  5. Wash hands thoroughly after application
  6. Repeat up to twice daily, or as directed by your pharmacist
Indication Age Group Dose Frequency
Minor spots / blemishes Adults & teens (12+) 1–2 drops diluted Once to twice daily
Minor cuts / grazes Adults & teens (12+) 1–2 drops diluted Once daily
Mild fungal skin complaints Adults (18+) 2–3 drops diluted Twice daily
Children under 12 Under 12 Not recommended without medical advice

If you're managing a broader skin concern alongside this product, our creams and ointments collection includes a range of complementary topical treatments.

 

What Are the Possible Side Effects of Numark Tea Tree Oil?

 

Like all medicines, tea tree oil can cause side effects, although not everyone experiences them. Most reactions are mild and localised to the area of application. Stop use and seek advice if you develop a severe reaction.

Common side effects:

  • Mild skin irritation or redness at the application site
  • Dryness or flaking of the skin
  • A mild burning or tingling sensation immediately after application

Less common side effects:

  • Contact dermatitis (an allergic skin reaction causing itching, blistering, or swelling)
  • Systemic allergic reaction — very rare but seek emergency help if you experience difficulty breathing, swelling of the face or throat
  • Skin discolouration with prolonged undiluted use

If you experience any severe or unexpected reaction, stop using the product immediately and contact your pharmacist or GP. For those with a history of skin allergies, browsing our skin care collection may help you identify gentler alternatives.

 

How Should You Store Numark Tea Tree Oil?

 

  • Store below 25°C in a cool, dry place
  • Keep away from direct sunlight and heat sources
  • Keep the cap tightly closed after each use to prevent oxidation
  • Keep out of reach and sight of children
  • Do not store near open flames — the oil is flammable
  • Do not use after the expiry date printed on the bottle
  • Do not freeze

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 Numark Tea Tree Oil online in the UK?

You can buy Numark Tea Tree Oil directly from Cured Pharmacy for just £2.99, with no prescription required. It's a General Sale List (GSL) medicine, so it's available over the counter. Simply add it to your basket and it will be dispatched promptly to your address.

How does tea tree oil work on the skin?

Tea tree oil works primarily through its active compound, terpinen-4-ol, which disrupts the cell membranes of bacteria and fungi, inhibiting their growth. It also has anti-inflammatory properties that help reduce redness and swelling around spots or minor infections. This dual action makes it a versatile topical option for minor skin complaints.

How do I use Numark Tea Tree Oil step by step?

Always dilute 1–2 drops in a carrier oil or water before applying to the skin. Use a clean cotton bud to apply the diluted oil directly to the affected area, then allow it to dry naturally. Wash your hands after use and avoid contact with eyes or mucous membranes at all times.

Can I use tea tree oil directly on spots without diluting it?

Applying undiluted tea tree oil directly to spots is not generally recommended, as it can cause skin irritation, dryness, or even contact dermatitis. Diluting it with a carrier oil reduces the risk of irritation while still delivering its antimicrobial benefits. If you have particularly sensitive skin, always perform a patch test first.

What is the correct dose of Numark Tea Tree Oil?

For most minor skin complaints, 1–2 drops diluted in a teaspoon of carrier oil or water is sufficient per application. Apply once to twice daily depending on the condition being treated. Do not exceed this frequency without pharmacist guidance.

What are the side effects of using tea tree oil on skin?

Common side effects include mild redness, dryness, and a tingling sensation at the application site. Less commonly, contact dermatitis may develop, particularly in those with sensitive skin or plant allergies. If you notice significant swelling, blistering, or difficulty breathing, stop use immediately and seek medical attention.

Is Numark Tea Tree Oil safe to use during pregnancy?

There is insufficient clinical evidence to confirm the safety of tea tree oil during pregnancy or breastfeeding. It is advisable to consult your GP or midwife before using any essential oil-based product during this time. As a precaution, avoid use unless specifically advised by a healthcare professional.

Can children use Numark Tea Tree Oil?

Numark Tea Tree Oil is not recommended for children under 12 years of age without medical supervision. Children's skin is more sensitive and the risk of irritation or adverse reaction is higher. Always seek advice from a pharmacist or GP before using essential oils on young children.

Can tea tree oil be used for athlete's foot or fungal nail infections?

Tea tree oil has antifungal properties and is sometimes used as a complementary remedy for mild cases of athlete's foot. However, for persistent or more severe fungal infections, dedicated antifungal treatments are more appropriate — you can browse our athlete's foot and fungal infections collection for clinically proven options. Always speak to your pharmacist if symptoms do not improve within two weeks.

How long can I use Numark Tea Tree Oil for?

Tea tree oil is intended for short-term use on minor skin complaints. If your symptoms have not improved after 7–10 days of consistent use, stop and consult your pharmacist or GP. Prolonged use without improvement may indicate that a different or stronger treatment is needed.

What happens if I accidentally swallow tea tree oil?

Tea tree oil is toxic if ingested and should never be swallowed. If accidental ingestion occurs, contact the NHS 111 service or go to your nearest A&E immediately. Keep the product out of reach of children at all times to prevent accidental consumption.

What are the alternatives to Numark Tea Tree Oil for skin complaints?

Alternatives include conventional antiseptic creams such as those containing chlorhexidine or cetrimide, which are available in our creams and ointments collection. For acne-prone skin, topical benzoyl peroxide or salicylic acid preparations may be more appropriate. Your pharmacist can help you choose the right option based on your specific skin concern.

Does tea tree oil interact with other medicines or skin products?

No clinically significant drug interactions have been established for topical tea tree oil. However, using it alongside other topical treatments on the same area — such as prescription retinoids or steroid creams — may increase the risk of skin irritation. Always check with your pharmacist before combining topical products.

What is the best time to apply tea tree oil to skin?

There is no strict timing requirement, but many people find it easiest to apply tea tree oil as part of their morning and evening skincare routine. Applying it to clean, dry skin helps maximise absorption and reduces the risk of diluting the product with sweat or other skincare layers. Consistency is more important than timing.

What does the latest research say about tea tree oil for skin?

Published research supports the antimicrobial and anti-inflammatory activity of terpinen-4-ol, the primary active compound in tea tree oil, with studies demonstrating efficacy against common skin pathogens including Staphylococcus aureus and Candida albicans. Evidence for its use in acne management is also emerging, though it is generally considered a complementary rather than first-line treatment. Ongoing research continues to explore its clinical applications in dermatology.

How Should You Use Numark Tea Tree Oil?

Numark Tea Tree Oil is for external use only and must always be diluted before applying to the skin. Undiluted application significantly increases the risk of irritation, particularly on sensitive or broken skin. Always perform a patch test before using on a wider area.

What Is the Correct Dose of Numark Tea Tree Oil?

The appropriate amount of tea tree oil varies depending on the condition being treated and the sensitivity of the skin involved. As a general rule, less is more — start with the lowest effective dilution and increase only if needed and tolerated. Never apply undiluted oil to large areas of skin.

When Is the Best Time to Use Numark Tea Tree Oil?

There is no single best time to apply tea tree oil, but incorporating it into a consistent morning and evening skincare routine tends to work well for most people. Applying it to clean, dry skin — after washing but before heavier moisturisers — helps the oil absorb effectively without being diluted by other products. Consistency matters more than timing when managing ongoing skin concerns.

How Long Can You Use Numark Tea Tree Oil For?

Numark Tea Tree Oil is intended for short-term use on minor skin complaints. In most cases, you should see some improvement within 7–10 days of regular use. If your symptoms persist, worsen, or show no sign of improvement after this period, stop using the product and consult your pharmacist or GP, as a different or stronger treatment may be required.

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

What Are the Most Common Side Effects of Numark Tea Tree Oil?

Most people tolerate tea tree oil well when it is used correctly and diluted appropriately. However, some individuals — particularly those with sensitive skin — may experience mild reactions at the application site. These are usually short-lived and resolve once you stop using the product or reduce the concentration.

  • Mild redness or erythema at the application site
  • Dryness or flaking of the surrounding skin
  • A mild burning or tingling sensation immediately after application
  • Slight itching, particularly on sensitive skin

What Are the Less Common Side Effects of Numark Tea Tree Oil?

Less commonly, some people develop a more pronounced skin reaction. This is more likely if the oil is applied undiluted, used too frequently, or if you have a pre-existing skin condition such as eczema or psoriasis. If you notice any of the following, stop use immediately.

  • Contact dermatitis — an allergic skin reaction causing blistering, swelling, or significant itching
  • Skin discolouration with prolonged or undiluted use
  • Worsening of an existing skin condition
  • Persistent irritation that does not settle within 24–48 hours of stopping use

What Are the Serious Side Effects of Numark Tea Tree Oil?

Serious adverse reactions to topically applied tea tree oil are rare but can occur. The most significant risk is a systemic allergic reaction (anaphylaxis), which, while very uncommon, requires immediate medical attention. Ingestion of tea tree oil — even in small amounts — is toxic and constitutes a medical emergency.

  • Difficulty breathing or swallowing
  • Swelling of the face, lips, tongue, or throat
  • Rapid heartbeat or dizziness following application
  • Symptoms of poisoning if accidentally ingested (nausea, vomiting, confusion, loss of coordination)

What Should You Do If You Experience Side Effects?

If you develop a mild reaction such as redness or dryness, stop using the product and allow the skin to recover. Applying a gentle, fragrance-free moisturiser may help soothe the area. For more significant reactions — particularly signs of contact dermatitis or any systemic symptoms — seek advice from your pharmacist or GP promptly. In the event of accidental ingestion or a severe allergic reaction, call 999 or go to your nearest A&E immediately.

Can Numark Tea Tree Oil Interact With Other Medicines?

No clinically significant interactions have been established for topically applied tea tree oil. That said, using it alongside other topical treatments on the same area — such as prescription steroid creams, retinoids, or antibiotic preparations — may increase the risk of localised skin irritation. Always inform your pharmacist of all products you are currently using before starting tea tree oil, particularly if you are on any prescribed topical therapies.

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

We’re a safe and
regulated UK service

Registered Pharmacy Badge

Lowest Price Guarantee

We're convinced you won't find your treatment cheaper, but if you do we'll refund the difference.

Find out more

100% discreet packaging

We're convinced you won't find your treatment cheaper, but if you do we'll refund the difference.

Find out more

Agent

Need help?
Talk to our friendly experts now

How our service works

Service Setup

Service setup

Discreet Packaging

Discreet packaging

Express Delivery

Express delivery