Skip to product information
1 of 1

  • Images are for illustration purposes only

Olbas Bath Oil - 250ml

Olbas Bath Oil - 250ml

  • 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

  • ✔️ Relieves nasal congestion through aromatic essential oil vapours
  • ✔️ Contains eucalyptus, menthol and cajuput for decongestant relief
  • ✔️ Suitable for adults and children aged 3 and over
  • ✔️ Easy to use — simply add to a warm bath
  • ✔️ Provides soothing cold and flu symptom relief at bathtime

Price Checker

Regular price £3.69
Sale price £3.69
Sale Sold out
  • Lowest price guarantee
  • Includes FREE private prescription
View full details

 

What Is Olbas Bath Oil and How Does It Help?

 

When a cold or blocked nose hits, sometimes the simplest remedies are the most comforting. Olbas bath oil is a well-known over-the-counter decongestant bath additive that combines a blend of natural essential oils — including eucalyptus, cajuput, juniper berry, menthol, clove, and wintergreen — to help ease nasal congestion and promote a sense of relief. Just add it to a warm bath, breathe in the steam, and let the aromatic vapours do their work. It's a straightforward, accessible option for adults and older children dealing with the discomfort of colds and flu. If you're looking for more cold and flu remedies, browse our Cold and Flu collection for a wider range of options.

At just £3.69 for a 250ml bottle, it offers an affordable way to make bath time feel genuinely therapeutic during those miserable winter months. No prescription needed — it's available over the counter and can be ordered conveniently online.

 

How Does Olbas Bath Oil Work in the Body?

 

The mechanism behind Olbas bath oil is largely inhalation-based. When the oil is added to warm bath water, heat causes the volatile essential oil compounds to evaporate into the surrounding air. You then inhale these vapours naturally as you soak, and they act on the mucous membranes of the nose and upper airways.

  • Eucalyptus oil contains cineole, a compound known to support easier breathing by acting on nasal passages.
  • Menthol creates a cooling sensation that can make breathing feel less restricted, even if it doesn't physically widen the airways.
  • Cajuput oil has traditionally been used for its warming, decongestant properties.
  • Juniper berry and clove oils contribute to the overall aromatic profile and may have mild soothing effects on the skin.
  • Wintergreen oil adds a characteristic warming note to the blend.

The NHS notes that steam inhalation can help relieve the symptoms of a blocked nose, and Olbas bath oil works on a similar principle — combining the benefits of a warm bath with aromatic vapour inhalation.

 

Who Should Use Olbas Bath Oil and Is It Right for You?

 

This product is suitable for most adults and children aged 3 and over who are experiencing nasal congestion, blocked sinuses, or the general discomfort associated with colds and flu. It's particularly useful for people who prefer a non-oral approach to symptom relief — no tablets, no sprays, just a soothing soak.

  • Adults with cold or flu symptoms seeking symptomatic relief
  • People who find steam inhalation helpful for nasal congestion
  • Those looking for a non-medicated, topical approach to congestion
  • Children aged 3 and over (with parental supervision and pharmacist guidance)

It is not suitable for children under 3 years of age, and anyone with known sensitivity to essential oils should exercise caution. Always read the label before use.

 

How Does Olbas Bath Oil Compare to Other Decongestant Options?

 

Feature Olbas Bath Oil 250ml Olbas Oil (Inhalation Drops)
Method of use Added to bath water Added to hot water or tissue for inhalation
Suitable for children under 3 No No
Skin contact Yes (diluted in bath) Minimal (inhalation only)
Price £3.69 / 250ml Varies by retailer

 

Is Olbas Bath Oil Safe to Store at Home?

 

Yes, provided you follow a few simple guidelines. Store your bottle of Olbas bath oil below 25°C, away from direct sunlight, and always keep it out of reach of children. The cap should be secured tightly after each use to prevent evaporation of the volatile oils. Do not store near open flames, as essential oils are flammable. If you're also managing skin-related concerns alongside your cold symptoms, you might find our Skin Care collection useful for complementary products.

Check the expiry date printed on the bottle before use. If the oil has changed colour significantly or the scent seems off, do not use it — dispose of it safely and replace with a fresh bottle.

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.

Olbas Bath Oil 250ml specifications
Treatment category Decongestant / Cold and flu symptom relief
Mechanism of action Aromatic vapour inhalation via essential oils released in warm bath water
Effective for Nasal congestion, blocked sinuses, cold and flu discomfort
Suitable for Adults and children aged 3 and over
Active ingredients Eucalyptus oil, Cajuput oil, Juniper berry oil, Menthol, Clove oil, Wintergreen oil
Pack size 250ml
UK classification General Sale List (GSL)
Drug class Aromatic decongestant
Preparation Liquid bath oil
Route of administration Topical / inhalation (via bath)

Specifications of Olbas Bath Oil 250ml

 

What Is Olbas Bath Oil and What Is It Used For?

 

Olbas Bath Oil is a General Sale List (GSL) medicine containing a blend of aromatic essential oils. It is used as a bath additive to help relieve the symptoms of nasal congestion, blocked sinuses, and the general discomfort associated with colds and flu. When added to warm bath water, the oils release vapours that are inhaled during bathing, providing symptomatic relief through the upper respiratory tract. It is not a cure for colds or flu — rather, it helps manage symptoms while your body recovers naturally. The NHS advises that rest, fluids, and symptomatic relief are the mainstays of cold management.

 

What Do You Need to Know Before Using Olbas Bath Oil?

 

Before using this product, read the following carefully. Some people should not use Olbas Bath Oil, or should seek advice first.

Do not use Olbas Bath Oil if you:

  • Are allergic to any of the essential oil ingredients (eucalyptus, cajuput, juniper berry, menthol, clove, or wintergreen)
  • Have a known sensitivity to salicylates (wintergreen oil contains methyl salicylate)
  • Are bathing a child under 3 years of age
  • Have open wounds, broken, or severely irritated skin

Speak to your pharmacist or GP before use if you:

  • Are pregnant or breastfeeding
  • Have asthma or any other respiratory condition — strong aromatic vapours may trigger symptoms in some individuals
  • Have sensitive or eczema-prone skin
  • Are using this product for a child aged 3–12 years

Known interactions:

  • No significant drug interactions are currently documented for topical/inhalation use of Olbas Bath Oil at recommended doses
  • If you are taking warfarin or other anticoagulants, note that wintergreen oil (methyl salicylate) may theoretically interact if absorbed in large quantities — seek pharmacist advice

 

How Should You Use Olbas Bath Oil Correctly?

 

Using Olbas Bath Oil is simple, but following the correct steps ensures you get the most benefit while minimising any risk of skin irritation. Always use it diluted in bath water — never apply it directly and undiluted to your skin.

  1. Run a warm (not scalding hot) bath to a comfortable temperature.
  2. Add approximately 3 capfuls (around 15ml) of Olbas Bath Oil to the water.
  3. Swirl the water gently to disperse the oil evenly.
  4. Soak in the bath for 10–15 minutes, breathing in the steam slowly and gently.
  5. After bathing, pat skin dry with a soft towel.
  6. Avoid getting bath water in your eyes — if this happens, rinse immediately with clean water.
Indication Age Group Dose Frequency
Nasal congestion / cold symptoms Adults 3 capfuls in warm bath Once daily as needed
Nasal congestion / cold symptoms Children aged 3 and over Reduced amount — seek pharmacist advice Once daily with supervision
Not applicable Children under 3 Do not use

If you're also managing ear, nose, or throat symptoms alongside your cold, our Ear, Nose and Throat collection has a range of complementary products that may help.

 

What Are the Possible Side Effects of Olbas Bath Oil?

 

Like all medicines, Olbas Bath Oil can cause side effects, although not everyone experiences them. Most people tolerate it well when used as directed.

Common side effects:

  • Mild skin redness or irritation, particularly in people with sensitive skin
  • A tingling or cooling sensation on the skin from menthol

Less common side effects:

  • Eye irritation if bath water splashes into the eyes
  • Sneezing or mild coughing triggered by the aromatic vapours
  • Allergic skin reaction (rash, itching, or hives) in those sensitive to essential oils

If you experience a severe allergic reaction — including swelling of the face, lips, or throat, or difficulty breathing — stop use immediately and seek emergency medical attention. This is rare but serious.

 

How Should You Store Olbas Bath Oil Safely?

 

Proper storage keeps the product effective and safe for the whole household.

  • Store below 25°C in a cool, dry place
  • Keep away from direct sunlight and heat sources
  • Always replace the cap tightly after use
  • Keep out of reach and sight of children
  • Do not store near open flames — essential oils are flammable
  • Do not use after the expiry date printed on the bottle
  • Do not dispose of via wastewater or household waste — return unused medicine to your pharmacist

For broader wellness support during cold season, you might also want to explore our Vitamins and Supplements collection, which includes immune-support options such as vitamin C and zinc.

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 Olbas Bath Oil online in the UK?

You can buy Olbas Bath Oil 250ml online from Cured Pharmacy for just £3.69, with fast UK delivery straight to your door. It is available without a prescription as a General Sale List medicine. No GP visit or consultation is required — simply add it to your basket and check out.

How does Olbas Bath Oil work to relieve congestion?

Olbas Bath Oil works by releasing aromatic essential oil vapours — including eucalyptus, menthol, and cajuput — into the steam of a warm bath. You inhale these vapours naturally as you soak, and they act on the mucous membranes of the nose and upper airways to ease the sensation of congestion. It does not physically open the airways but creates a soothing, decongestant effect through inhalation.

How do I use Olbas Bath Oil step by step?

Run a warm bath, then add approximately 3 capfuls of Olbas Bath Oil and swirl the water to disperse the oil. Soak for 10 to 15 minutes, breathing in the steam gently through your nose. Avoid getting the bath water in your eyes, and pat your skin dry with a soft towel afterwards.

What is the correct dose of Olbas Bath Oil for adults?

The recommended dose for adults is approximately 3 capfuls (around 15ml) added to a warm bath, used once daily as needed. Do not exceed this amount, as using too much may increase the risk of skin irritation. If you are unsure about the right amount for your situation, speak to your pharmacist.

When is the best time to use Olbas Bath Oil?

Many people find it most helpful to use Olbas Bath Oil in the evening before bed, as the warm bath and aromatic steam can help ease congestion and promote relaxation ahead of sleep. However, it can be used at any time of day when symptoms are troublesome. Avoid using it immediately before strenuous activity, as the relaxing effect of a warm bath may make you feel drowsy.

Is Olbas Bath Oil safe for children?

Olbas Bath Oil is not suitable for children under 3 years of age. For children aged 3 and over, it may be used with parental supervision, but you should use a reduced amount and seek advice from a pharmacist before doing so. If your child's symptoms are severe or persistent, consult your GP rather than relying on symptomatic relief alone.

Can I use Olbas Bath Oil if I am pregnant or breastfeeding?

If you are pregnant or breastfeeding, you should speak to your GP or pharmacist before using Olbas Bath Oil, as some of the essential oils — particularly wintergreen (methyl salicylate) — may not be recommended during pregnancy. Your healthcare professional can advise on the safest options for managing cold symptoms during this time. Do not assume that a natural or aromatic product is automatically safe in pregnancy.

What are the side effects of Olbas Bath Oil?

Most people tolerate Olbas Bath Oil well, but some may experience mild skin redness, tingling, or irritation — particularly those with sensitive skin. Eye irritation can occur if bath water splashes into the eyes, so rinse immediately with clean water if this happens. Rarely, an allergic reaction to one of the essential oil ingredients may occur; if you notice a rash, hives, or swelling, stop use and seek medical advice.

Can Olbas Bath Oil trigger asthma symptoms?

Strong aromatic vapours can occasionally trigger airway sensitivity in people with asthma or other respiratory conditions. If you have asthma, speak to your GP or pharmacist before using Olbas Bath Oil. You may also find our Ear, Nose and Throat collection helpful for exploring gentler alternatives for nasal symptom relief.

How long can I use Olbas Bath Oil for?

Olbas Bath Oil can be used as needed during periods of cold or congestion — there is no strict maximum duration for short-term symptomatic use. However, if your symptoms persist for more than 7 days without improvement, or if they worsen, you should speak to your pharmacist or GP. Prolonged or worsening symptoms may indicate a secondary infection or another underlying condition that needs assessment.

What are the alternatives to Olbas Bath Oil for congestion relief?

Alternatives include Olbas Oil inhalation drops (added to hot water or a tissue), menthol crystals, saline nasal sprays, or decongestant nasal sprays containing xylometazoline. The right choice depends on your symptoms, age, and any underlying health conditions. Browse our Cold and Flu collection to compare available options.

Can I use Olbas Bath Oil if I have sensitive or eczema-prone skin?

If you have sensitive skin or a condition such as eczema, you should exercise caution with Olbas Bath Oil, as the essential oils may cause irritation or exacerbate existing skin conditions. It is advisable to speak to your pharmacist or dermatologist before use. If you do try it, use a smaller amount than recommended and monitor your skin closely during and after the bath.

Does Olbas Bath Oil interact with any medicines?

No significant drug interactions are currently documented for Olbas Bath Oil when used as directed at recommended doses. However, if you are taking warfarin or other anticoagulant medicines, it is worth noting that wintergreen oil contains methyl salicylate, which may theoretically interact if absorbed in significant quantities. Always inform your pharmacist of all medicines you are taking before starting any new product.

What are the latest findings on essential oils for cold relief?

Research into essential oils such as eucalyptus and menthol for cold symptom relief is ongoing, and while clinical evidence is still developing, these ingredients have a long history of traditional use for nasal congestion. The NHS acknowledges steam inhalation as a method that may help relieve a blocked nose. Olbas Bath Oil applies this principle in a convenient bath format, making it easy to incorporate into your cold-season routine.

How should I store Olbas Bath Oil at home?

Store Olbas Bath Oil below 25°C in a cool, dry place away from direct sunlight and heat sources. Always replace the cap tightly after use to prevent the volatile oils from evaporating. Keep the bottle out of reach of children, and do not store it near open flames as essential oils are flammable.

How Should You Use Olbas Bath Oil?

Using Olbas Bath Oil correctly is straightforward, but a few simple steps make all the difference between a soothing experience and potential skin irritation. Always dilute the oil in bath water — never apply it directly to your skin in its undiluted form. The essential oils are concentrated and can cause irritation if used neat.

Avoid using very hot water, as excessive heat causes the volatile oils to evaporate too rapidly before you have had a chance to benefit from them. A comfortably warm bath is ideal.

What Is the Correct Dose of Olbas Bath Oil?

The dose varies depending on age. Always follow the guidance below and do not exceed the recommended amount. Using more than directed does not increase the benefit and may increase the risk of skin irritation.

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

When Is the Best Time to Use Olbas Bath Oil?

There is no single "correct" time to use Olbas Bath Oil — it can be used whenever your cold or congestion symptoms are most troublesome. That said, many people find it particularly helpful in the evening, as the warm bath and aromatic steam can help ease breathing before sleep, which is often when congestion feels worst. Using it at night also means you can rest comfortably afterwards without needing to go back out into cold air.

If you prefer a morning bath, that works too — the steam can help clear your airways and make the start of your day more comfortable. Just allow yourself time to warm up properly before heading outside.

How Long Can You Use Olbas Bath Oil For?

Olbas Bath Oil is intended for short-term symptomatic use during episodes of cold or nasal congestion. There is no strict maximum number of days for use, but if your symptoms have not improved after 7 days, or if they worsen at any point, you should stop using the product and consult your pharmacist or GP. Persistent symptoms may indicate a secondary bacterial infection, sinusitis, or another condition that requires a different approach to treatment.

Do not use this product continuously as a long-term daily bath additive without medical advice. It is designed for symptomatic relief during illness, not as an ongoing wellness supplement.

Customer Reviews

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)

What Are the Most Common Side Effects of Olbas Bath Oil?

Most people use Olbas Bath Oil without experiencing any side effects, particularly when it is used as directed and properly diluted in bath water. However, as with any product containing concentrated essential oils, some individuals may notice mild reactions — especially those with sensitive skin.

  • Mild skin redness or flushing, particularly in areas of sensitive skin
  • A tingling or cooling sensation on the skin, caused by the menthol content
  • Mild sneezing triggered by the aromatic vapours

These effects are generally short-lived and resolve once you leave the bath and rinse your skin. If redness or tingling is uncomfortable, reduce the amount of oil used in future baths.

What Are the Less Common Side Effects of Olbas Bath Oil?

Less commonly, some users may experience more noticeable reactions, particularly if they have pre-existing skin conditions or sensitivities to any of the essential oil ingredients.

  • Eye irritation or stinging if bath water splashes into the eyes — rinse immediately with clean water
  • Skin itching or a mild rash in those sensitive to eucalyptus, menthol, or other components
  • Mild coughing triggered by the aromatic steam, particularly in those with airway sensitivity
  • Dryness or tightness of the skin after bathing in some individuals

If you notice any of these effects, reduce the amount of oil used or discontinue use and speak to your pharmacist for alternative recommendations.

What Are the Serious Side Effects of Olbas Bath Oil?

Serious side effects from Olbas Bath Oil are rare when the product is used correctly. However, you should be aware of the signs of a more significant reaction. Allergic reactions to essential oils, while uncommon, can occur in susceptible individuals.

Seek immediate medical attention if you experience any of the following after using Olbas Bath Oil:

  • Swelling of the face, lips, tongue, or throat
  • Difficulty breathing or wheezing
  • Widespread hives or a severe skin rash
  • Dizziness or feeling faint

These symptoms may indicate anaphylaxis, which is a medical emergency. Call 999 immediately if you suspect a severe allergic reaction.

What Should You Do If You Experience Side Effects of Olbas Bath Oil?

For mild side effects such as skin redness or tingling, simply leave the bath, rinse your skin with clean water, and pat dry. You do not need to seek medical attention for minor reactions, but you should note what happened and consider using a smaller amount — or avoiding the product altogether — in future.

For eye irritation, rinse your eyes thoroughly with clean, lukewarm water for several minutes. If irritation persists, seek advice from a pharmacist or GP. For any serious or unexpected reaction, stop use immediately and contact a healthcare professional. You can also report side effects to the MHRA via the Yellow Card scheme at yellowcard.mhra.gov.uk.

Can Olbas Bath Oil Interact With Other Medicines?

At the recommended doses used in a bath, Olbas Bath Oil is not known to cause significant interactions with most medicines. However, wintergreen oil — one of the active ingredients — contains methyl salicylate, which is chemically related to aspirin. If you are taking warfarin, other anticoagulants, or aspirin-based medicines, it is worth mentioning your use of Olbas Bath Oil to your pharmacist, particularly if you use it frequently.

People with asthma or chronic obstructive pulmonary disease (COPD) should exercise caution, as strong aromatic vapours may occasionally trigger airway sensitivity. Always inform your pharmacist of all medicines and health conditions before starting any new product.

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