Blood Blister in Mouth: Symptoms, Causes, & Treatment 

Having a blood blister in the mouth is an awkward encounter. It looks terrible and causes pain. Injury to the delicate tissues of the mouth is the primary cause of blood blisters. However, if an individual is impacted by oral blood blisters regularly or doesn’t heal quickly, it’s a sign that the reason is significant.

A blood blister is a bump or development within your mouth. There is a lot of blood and other fluid in the knock. Blood blisters in the mouth appear when the veins under the skin break. The released fluid forms a coagulation structure under the skin and a blood blister appears.


Many blood blisters in the mouth have no side effects beyond the blister itself. The majority of individuals experience less than overwhelming agony and swelling at and around the site of the blister.

Side effects of a blood blister in the mouth will usually determine when the blister disappears. Individuals might encounter different side effects depending on the fundamental reason.


A few things can prompt the improvement of an oral blood blister, including:

  • injury
  • aversions to food sources high in acridity
  • low platelet count, which is known as thrombocytopenia
  • angina bullosa hemorrhagica, an intriguing issue
  • Chemotherapy medications and radiation treatment can also cause blood blisters in the mouth.
  • Injury

Most oral blood blisters result from injuries to the mouth, like gnawing your cheek, consuming your mouth with hot food, or penetrating delicate tissue with sharp food, such as a chip. Regardless of the injury, a blood blister usually grows quickly after injury.


Certain food varieties and medications can aggravate the covering of your mouth and lead to the formation of blood blisters. You might be prone to developing blood blisters from sensitivity to:

acidic food varieties, similar to citrus natural products

Cinnamon Enhancing

astringents, like those present in mouthwash and toothpaste


Platelets are platelets that help thicken the blood. You can experience a low platelet count for an assortment of reasons, including during pregnancy or while taking a few meds, like specific anti-infection agents and anticonvulsants. It can likewise happen when the safe framework annihilates platelets.

Thrombocytopenia can cause blood blisters in the mouth. Around 30,000 newly reported cases are analyzed each year in the United States, and 70 percent of them happen to women.

Angina Bullosa Hemorrhagica

Angina bullosa hemorrhagica is an interesting problem that makes agonizing blood blisters appear suddenly on the delicate tissues of the mouth. The blisters last a couple of moments, then immediately burst.

One review estimates that around 0.5 percent of the population experiences these kinds of blood blisters. The blisters differ from other blood blisters in that they are not connected with any foundational issue, such as thrombocytopenia, and frequently no reason can be found.

Treatment and Remedies 

It is easy to manage the majority of the blood blisters in the mouth with straightforward home remedies. Assuming that you have a blood blister in your mouth, the following tips can help:


After a physical incident inside the mouth, you could prevent blistering development by immediately icing the blood blister to prevent it from expanding.

Apply ice to the affected area of the mouth and hold it there for approximately 10 minutes to facilitate blood blister formation. Rehash a few times each day. You can also apply minor strain to prevent dehydration.

Cucumber Cuts

Cucumber has skin mending properties. Hold a cut of cucumber on the blister 2-3 times each day until it improves. Drinking cucumber water can also help dissolve blood blisters in the mouth.

Witch Hazel

Witch hazel works admirably to lessen discomfort and dry oral blisters. To treat a blood blister in the mouth, douse a q-tip in witch hazel and gently press the swab on the blister. Keeping your mouth open for a few minutes will allow the witch hazel to dry.


Chamomile tea has calming properties and can also help ease mouth bruises. With a blood blister in the mouth, drinking chamomile tea can be a wellspring of help.

Turmeric for Blood Blisters in the Mouth

Turmeric has been utilized for a long time to relieve pain and enlarge. You can also use turmeric to facilitate the healing of blood blisters. Take a teaspoon of turmeric and blend it in with honey to create medicine. Apply this glue to the blisters and wait for the enchantment to take place.

Preventing Mouth Blisters

Oral bruises can be an unattractive and excruciating experience.

To assist with mending a blood blister in the mouth and keep it from repeating, you can:

  • Stay away from hot and pungent food sources that can irritate the blood blister in the mouth
  • Eliminate false teeth till the sore improves
  • Assuming you suspect false teeth or supports are the reason, visit your dental specialist
  • Try not to pop the blister as it can delay the healing process and increase disease risk
  • Eat only delicate and cold dishes until the blister recuperates
  • Take OTC pain killers to ease the aggravation
  • Visit a specialist or dental specialist if the blisters return or are huge


Is it OK to pop a blood blister in your mouth?

The most critical thing to remember is to never rupture an oral blood blister. This can leave your mouth tissue helpless against bacterial disease. When it happens alone, be sure to keep your mouth clean until it has recovered because it is a painful injury.

Will a blood blister disappear all on its own?

Most blood blisters will disappear on their own for fourteen days. Individuals don’t normally have to make any special preparations to treat blisters, aside from keeping the region with the blister clean. Now and again, an individual might encounter a few additional issues, which might result in the blister not clearing up all alone.

Are mouth blood blisters genuine?

Most blood blisters in the mouth are harmless and will disappear in 2 weeks or less. They might work faster with natural remedies, including ice, witch hazel, or chamomile. Infrequently, blood blisters in the mouth might occur because of a hidden reason, such as renal failure with low platelet levels.

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