Blood blisters in mouth can happen to anyone and are typically caused when the inner skin is pinched or caught by chomping teeth, tearing blood vessels below the skin. The result is an unsightly, throbbing blood blister in mouth that feels like of a golf ball stuck to the side of your mouth These kinds of blisters though not serious must still not be taken for granted, as blood blisters can be more than an injury, but a telltale sign of a more malign problem. If you want to get rid of a blood blister in mouth, find out what causes them and try out our remedies.
Blood blisters in mouth can occur at any time and there are a variety of causes, some of which are indicative of a more serious underlying medical issue. The body may be suffering from an allergic reaction to food or medication, a deficiency in some vital mineral or is simply just run down. When assessing the correct treatment for your blood blister, one should also be aware of any potential underlying conditions listed below and treat accordingly.
Nine times out of ten, a blood blister in mouth is caused by injury, usually due to your teeth accidentally chomping down on your inner lip or cheek. It happens to the best of us, it is extremely painful and incredibly annoying. A less common mouth injury that causes blood blister in mouth is experienced when you burn your soft tissues from super hot food. Either way, there is typically no long-term cause for concern with mouth blood blisters formed in this way.
2. Food preservatives
Many people have reported the appearance of unexplained blood blisters in mouth after eating bread. A gluten allergy or mouth trauma caused by sharp bread crusts has been the initial explanation but now it seems that an anti-mold preservative used in food manufacturing called Calcium Propionate has been identified as a possible cause for some patients. (1)
Canker sores and cold sores can often lead to blood blisters in mouth. However, it is canker sores that cause blood blister in mouth more often. The problem arises when the canker sore is on the inner side of the lip or cheek and becomes inflamed, leading to a bleeding blister. See here for an effective treatment of canker sores.
3. Angina Bullosa Hemorrhagica
Angina Bullosa Haemorrhagica is a benign but very distressful phenomenon where a sudden large blood blister appears on the tongue or inner cheek. The blister is often preceded by a burning sensation. The condition typically effects middle-aged and elderly patients and has little clinical evidence as to what is the cause although the condition has been linked to renal failure, diabetes, and an adverse reaction to steroids. The blister typically bursts quickly and heals without treatment. (2)
4. Food and Drug Allergies
Food allergies are a common cause of blood blisters. Gluten is often cited as a potential offender but it is unclear whether a gluten reaction is the cause or whether the blood blister in mouth is a reaction to Calcium Propionate used in bread manufacture. However, citric acids found in oranges and lemons seems certain to be a common cause of blood blisters. Likewise, certain medications have also been known to produce blood blisters in mouth. These include, but are not limited to:
- Nonsteroidal anti-inflammatory drugs such as Ibuprofen
- Seizure medicines.
5. Low Levels Platelets in the blood
Platelets are produced in the bone marrow alongside white and red blood cells. Platelets are present in our blood and their job is to plug holes that may appear in blood vessels to prevent the vessel bleeding out. Without platelets, our blood would not clot. If the platelet count is low, the body is susceptible to spontaneous bleeding. The first signs of low levels of platelets are blood blisters in mouth. There are many causes of low platelet counts ranging from blood disorders to autoimmune diseases and medical attention should be sort immediately.
6. Vitamin deficiency
Any diet that is deficient in vitamins can lead to poor skin, hair and lesions on the body including blood blisters in mouth. Vitamin C, Vitamin B12 and linoleic acid are all essential vitamins for healthy skin. A lack of these in the diet can be the trigger for a blood blister in mouth should be addressed immediately.
7. Behcet’s disease
Behcet’s disease, also called Behcet’s syndrome, is a rare autoimmune disease that causes inflammation of the body’s blood vessels. Numerous symptoms, which appear unrelated, can happen at once such as blood blisters in mouth, skin rashes, genital sores, and lesions. If you are experiencing blood blisters in mouth alongside other complications, you should seek medical advice.
8. Alcohol Abuse
Ulceration of the mouth is a common side effect of alcohol abuse. These ulcers develop inside the cheeks and under the tongue and can also develop into blood blisters if left untreated.
9. Inflammatory Bowel disease
Inflammatory bowel disease is an autoimmune disease thought to be linked to unbalanced gut bacteria. Symptoms of the disease include weight loss, abdominal pain, blood in the stool. Many patients who suffer from the disease also succumb to a blood blister in mouth.
How to get rid of a blood blister in Mouth
There are remedies that can help in healing or get rid of your blood blister. These remedies are not only effective for a blood blister in mouth but can also be applied to a blood blister on toe or foot. However, as always, effectiveness and healing time will depend from one person to another as your body will react differently from others.
This is possibly the best remedy that you could use, especially if it is applied post an injury. The cool temperature of the wrap or compress will help in making your blood vessels constrict easier. This will eventually help in decreasing the swelling as well as internal bleeding. If the blood blister in the mouth, hold a single ice cube to the blister and repeat when the cube has melted. For blood blisters on toe or foot, we recommend a full ice wrap.
Using an Ice Wrap
- Get some ice cubes and put them inside a plastic bag. If no ice cubes are available, you may also use a cold spoon or frozen bag of peas.
- Wrap the packed ice cubes in a small face towel or small cloth material.
- Place the wrapped ice cubes on the blood blister and leave it for no less than 10 minutes.
- After 10 minutes, remove the wrapped ice cubes and let it rest for a while and then repeat application.
- Repeat this cycle for several times.
Witch hazel is a fantastic remedy to get rid of a blood blister in mouth in no time at all. It is a plant that has astringent tannins, which can aid in reducing pain as well as quickly drying out blisters. It even has the property to decrease inflammation and treat other skin conditions such as cuts or abrasions. Witch hazel water is an ingredient that you can apply topically. It is an external use over-the-counter medication regulated in the US for soothing minor irritations in the skin. To use witch hazel, take the following steps.
- Using the extract of witch hazel, dab a tiny amount on your blister, keep your mouth open and let it dry as much as possible.
- Repeat step 1 for a minimum of four times per day. Do this for 7 to 14 days.
Another blister remedy that you can easily find at home or in most stores would be a cucumber. Cucumber has a mineral, which strengthens the skin’s connective tissues. This trace mineral is called silica. When you apply cucumber on a blister, it can aid in decreasing inflammation, swelling, as well as pain. Use the cucumber as follows:
- Chill the cucumber and once chilled, cut it into thick slices.
- Put the sliced cucumber on your blister and suck on it like a lozenge
- Do the process again and repeat it for a few times per day. Repeat this for several days until your blood blister heals completely.
- Alternatively, you may also drink freshly squeezed cucumber daily.
Aloe vera contains properties that have anti-inflammatory effects making it a useful blood blister remedy that you can use at home. Aside from the anti-inflammatory property, it also has properties that can alleviate pain while also bringing in a cooling effect that is even useful in treating burns. Aloe vera contains glycoproteins that help speed up the healing process. Use the aloe vera by following the steps below.
- Cut an aloe vera leaf so you can easily get aloe vera gel.
- Apply your freshly collected gel on your blister. Do this for several days. Should the gel not be available, you may also utilize the juice of aloe vera.
- To enhance the effectiveness of your aloe vera gel, mix it with Vitamin E oil. Mix equal amounts and gently apply it on your blister. Try and keep your mouth open to let the mixture dry.
Sandalwood is a remedy often used to induce alertness and relieve anxiety. You can also use it for treating skin issues such as blisters. It is efficient in quickly absorbing some heat away from your blister thus speeding up the process of healing. Also, it even alleviates inflammation as well as pain. To make sandalwood paste for blisters, follow these steps.
- Prepare your paste by mixing one tablespoon of sandalwood powder and 1 to 1 ½ tablespoon of rose water. Mix this until you make a smooth, thick paste.
- Once the paste is ready, apply it on your blister, hold your mouth open and let it dry on its own.
- Rinse your mouth with cool water after it dries.
Repeat this process a few times per day.
Turmeric is popularly known for its medicinal and therapeutic effects. In South Asia, it is used to manage conditions such as rheumatism, breathing issues, fatigue, and chronic pain. You can use turmeric to treat skin issues like suntans, minor burns, as well as blisters. It is also antiseptic in nature thus aiding in infection prevention. These are the steps on how to use turmeric to properly heal your blister.
- Mix a teaspoon of powdered turmeric some honey or rose water until you create a paste.
- Keep your mouth open and apply this paste on your blister for 2 to 3 times per day.
- Alternatively, you can mix a teaspoon of powdered turmeric in the warm milk that you can drink before bed.
Tea tree oil is popular for its myriad of medicinal properties such as wound and cut treatment. It is one of the best remedies that you can use at home if you want to treat your blisters fast. Tea tree oil has anti-fungal, antiseptic, as well as anti-inflammatory effects that help in naturally drying out blood blisters.
- Dilute tea tree oil together with warm water.
- Apply this dilution on your blister and keeping your mouth open, let it rest for roughly 10 minutes.
- After 10 minutes, wash your mouth using cold water.
- Repeat this process several times every day until your blood blister completely heals.
- Alternatively, you may use creams, ointments, soaps, and lotions, which have some tea tree oil.
Take note that the tea tree oil remedy is not advisable for women who are breastfeeding or are pregnant.
Relieving inflammation and alleviating pain is one of the benefits of using Epsom salt as a remedy due to its magnesium rich content. In this case, it can also be used on blisters for its anti-inflammatory property. If mixed with warm water, the blood blister can easily pop on its own. To do this:
- Mix a little amount of Epsom salt with warm water.
- Swirl the solution around your mouth for as long as you can bear the taste.
- Repeat this process for two or three times per day until your blood blister pops or heals.
Garlic oil contains many essential properties, which can contribute to the quick healing of your blister. Moreover, being anti-microbial, it aids in disinfecting the affected area thereby preventing infection. Garlic oil may be used to heal blisters using the steps below.
- Using natural garlic oil, slightly heat a small amount and let it cool until it reaches room temperature.
- Use this oil to massage your blister gently using cotton buds. Do not apply pressure.
- Keep your mouth open and try and let the blister dry until the oil is absorbed deeply by your skin.
- Rinse your mouth using cold water.
- Repeat the steps above for a number of times daily.
Keep in mind, usage of garlic oil as blister remedy should be discontinued if the skin wall of your mouth becomes irritated or red upon application.
Teas such as green and black tea possess anti-inflammatory effects due to their flavonoid contents. Such effect can aid in reducing inflammation and thereby healing blisters. It even has skin protective properties, which will inhibit blisters from worsening. As such, you can utilize used tea bags to treat your blisters. Here is how you can do that:
- After drinking your warm tea, take the used bag in your refrigerator for at least 30 minutes.
- Take the cool tea bag and put it on your blister. Keep it there for a few minutes.
- Repeat this process for at least a couple of times daily for 7 to 14 days.
If an infection develops, consult your doctor immediately.
Ginger has long been used to treat skin conditions and has many health and beauty benefits. is a natural cure of many natural skin diseases. It has many qualities that help to cure the skin related issues besides having other medicinal values. Ginger juice is also available easily in markets in case you cannot extract ginger juice directly yourself. It is really effective if you’ve blood blister in mouth.
- Extract ginger juice from a fresh ginger.
- Apply this juice on the blisters gently using cotton buds
- Repeat the same process about five or six times daily.
Using ginger juice would help reduce the burning sensation and would heal the blisters quickly.
Do’s and Don’ts
Here are some do’s and don’ts to keep in mind when you have blood blisters in your mouth.
- If the blister is caused by friction from dentures, cease wearing your dentures until the blister is healed.
- If you suspect the cause of your blister is not due to injury, seek medical advice.
- Avoid sharp foods that may lacerate and pop the blister
- Seek medical advice if the blister becomes infected or becomes inflamed.
- Never ignore your blood blister to avoid unintentional popping or tearing. This will expose the opened blister to infection.
- Avoid popping the blister if possible as you run the risk of infection.