Some of these links may be affiliate links and we may receive compensation when you sign-up for offers. See our disclosure policy. All information on this site is for educational and informational purposes only.
At the first sign of a cold sore or fever blister, we would typically end up dashing off to the pharmacy to buy a tube of cream hoping against all hope that it will reduce the unsightly appearance that has invaded our mouth.
Nine out of ten times though that I have found myself diligently applying those creams – six or seven or eight or even twelve times a day – I have often been left with no significant results to speak of.
It seems like it takes forever for the cold sore to reduce in size.
In fact, sometimes the cream makes my cold sore swell more and increase in size as it spreads upward and outwards across my face!
So, if you are tired of having to deal with rubbing these chemically prescribed remedies always on your face, and you are now looking for something that nature has already wonderfully supplied to us to reduce cold sores, then I have the right solution to stop that cold sore virus in its tracks.
It really is the time to try little essential oils as part of your routine on those pesky sores.
Even scientists are now discovering that essential oils work much better than their own promoted and synthetically manufactured products.
Before jumping online to order a batch of nature’s essential oils cure, bear in mind that these essential oils are often in their concentrated form.
It is therefore essential to ensure you dilute most critical oils before treating or using it on your cold sore.
With that said, here are the top 10 best essential oils for cold sores and their reviews for 2020.
Oregano essential oil is like a heavyweight boxing champion when it comes to dealing with cold sores and fever blisters.
This remarkable essential oil is probably the most popular around and has absolute proven scientific backing on its ability to deal effectively and swiftly with the HSV causing bacteria that produces cold sores.
Although we often associate Oregano with some tremendous and irresistible Italian food dishes, the oil extraction from this herb is packed with substantial benefits to whole-body protection.
Again, Oregano essential oil is very suitable for the whole family and all ages as it has a mild base and is known to be a non-skin irritant.
Of course, Oregano essential oil is not only fantastic in tackling cold sores and fever blisters; it also is a beautiful essential oil that is a natural antibiotic as well as a potent antioxidant.
This means that not only your cold sores will be dealt with by this herb, but also any other cuts or infections that your skin has picked up.
To use Oregano essential oil on your cold sore, simply rub some of the diluted essential oil on the affected area using a cotton swab.
It is recommended that you use a little olive oil as the diluting agent or about 10 ml of warm water.
Do this a few times during the day and watch how this essential oil quickly and effectively reduces the swelling and pain.
Pros & Benefits:
Natural antibiotic and antioxidant for the skin
Works swiftly to reduce cold sores and fever blisters
The benefits linked to this essential oil are literally captured in its name.
Acting as an effective healing balm, Lemon Balm essential oil contains ‘Humulene’ which helps reduce inflammation and pain associated with cold sores and fever blisters.
Because of its fantastic antibacterial properties, Lemon Balm essential oil has been scientifically proven in numerous studies to successfully eradicate any bacteria and infection associated with the Herpes Simplex 1 Virus.
The way Lemon Balm essential oil works are in its ability to stop the virus from getting into the skin cells and causing cold sores or fever blisters.
In other words, this essential all is a fantastic defense wall to the virus.
Lemon Balm essential oil has also been clinically proven to speed up the recovery process on cold sores, reducing the time it takes to deal with the swelling and inflammation associated with cold sores.
Diluting a few drops into about 20 ml of warm water or about 5 ml of olive oil is the most effective way to use this essential oil.
Use a cotton swab and dab the diluted mixture onto the affected area and watch the magic happen!
Pros & Benefits:
Clinically proven to reduce the swelling of cold sores quickly
There is nothing more uplifting than the fresh, crisp aroma of Peppermint essential oils.
Peppermint essential oils are, of course, well known for energizing the mind and body and have been a great addition to any relaxing bath routine.
But, did you know that Peppermint essential oil is also a fantastic and effective antiseptic?
This particular oil contains incredible and clinically proven antiseptic and antibacterial properties, which mean it will work exceptionally well to eradicate cold sores and blisters.
Since the herpes simplex virus is a form of a skin infection, peppermint essential oil is ideal as it’s natural makeup helps treat and prevent diseases as well as create a barrier to further infection occurring.
Peppermint essential oil should only be used by young and mature adults, given its strength and is not recommended for those younger than ten years old.
To help your cold sores and fever blisters, use this essential oil’s antibacterial properties by diluting just a few drops in about 15 ml of warm water.
Olive oil has also become an excellent base for diluting this essential oil.
Whatever diluting agent you prefer to use, simply dab the completed mixture onto the affected area or cold sore several times during the day.
Pros & Benefits:
A remarkable anti-inflammatory and antibacterial essential oil
Works quickly and effectively on cold sores and fever blisters
A natural antiseptic with a fresh minty aroma
Reduces nasal congestion and clears the breathing passages
Eucalyptus is probably one of the most distinct and well-known aromas around today.
Eucalyptus essential oil is, of course, packed with great beneficial remedies for the whole body, and we often can find Eucalyptus in many branded cough mixtures and medicines at our local pharmacy.
With such versatility, the beneficial essential oil extracted from the Eucalyptus plant is also a powerful agent in eradicating colds sores and fever blisters brought on by the herpes simplex virus (HSV).
This excellent essential oil doesn’t only act as a potent decongestant, but its disinfecting and antibacterial properties make it a great alternative to over-the-counter creams for cold sores.
To help prevent the onset of cold sores and fever blisters, Eucalyptus oil can be used as part of your daily facial wash routine.
Simply dilute a few drops in a bowl of warm water and continue your routine as usual.
If you already and unfortunately have a cold sore, then dilute a few drops of Eucalyptus essential oil into 10 ml of warm water or a teaspoon of olive oil and use a cotton swab to apply the mixture to the affected area.
This particular essential oil and its cold sore remedy are suitable for the entire family and for all ages.
Pros & Benefits:
A natural wound disinfectant and anti-inflammatory
Protects against the onset of cold sores when used as part of your daily routine
Antibacterial remedy for your whole body
Maintains healthy skin and helps to improve hair vitality
Naturally enhances skin health and clears the nasal passages
The Chamomile flower has become a popular choice for tea in the past five or so years.
The flower’s remarkable ability to calm the mind and relax the body is well documented.
Apart from this beautiful little flower’s ability to ease our frustrations, the essential oils that are now extracted from it continue to fascinate the pharmaceutical and scientific world over.
Chamomile contains ‘Bisabolol’ which is a naturally occurring product that is used in a lot of well-known and branded skin creams.
‘Bisabolol’ helps the skin to maintain its healthy cell structure and acts as an anti-irritant and anti-inflammatory agent.
Chamomile essential oil, which of course contains ‘Bisabolol’ has been clinically proven as an effective remedy for the herpes simplex virus because it promotes natural and faster healing of the affected area.
Using Chamomile essential oil in the treatment of cold sores and fever blisters results in the stimulation of collagen while soothing the irritation and inflamed skin.
Chamomile essential oil is mild with a delicate and balanced aroma and is genuinely suitable for all ages in the treatment of cold sores.
Adding a few drops of Chamomile essential oil to a little warm water – about 10 ml, is a great way to effectively reduce the swelling and tingling associated with cold sores and fever blisters.
Use a sterile cotton swab and dab the diluted mixture onto the cold sore around seven times a day.
Pros & Benefits:
Delicate to the skin and stimulates natural healing
Works as an effective anti-inflammatory for cold sores
Rejuvenates cell reparation and elasticity
Suitable for all ages and a non-irritant to the skin
Sandalwood essential oil is extracted from the Sandalwood tree, which is predominantly found in countries such as Nepal, Australia, Hawaii, and other Pacific Islands.
For measuring the different quality of Sandalwood essential oils, consumers can look to the age of the trees it was extracted from – ideally from trees older than 50 years.
This particular essential oil has a powerful and distinct scent, but it holds more medicinal properties and health benefits that most other essential oils.
Not only is Sandalwood essential oil brilliant as both an astringent and disinfectant, but it is also a highly regarded anti-inflammatory and antiseptic oil.
This is why this particular essential oil is fantastic at fighting the herpes simplex virus, which causes cold sores and fever blisters.
In order to use Sandalwood essential oil effectively in the case of cold sores, it can be either applied directly to the skin or cold sore when it first appears, or slightly diluted in about 5 ml of warm water.
Since Sandalwood essential oil packs quite a punch, it is recommended that only young and mature adults use this as a remedy for the cold sore virus.
Dab the diluted mixture onto and around the affected area about five times a day and let this fantastic essential oil get to work!
Pros & Benefits:
Excellent antiseptic and anti-inflammatory tonic
Attacks the cold sore virus quickly and effectively
Disinfects the skin and protects against further infection
Can be applied directly to the affected area without dilution