Blisters on Buttocks: Bum Crack Sores, Painful, Causes, Treatment

Blisters on buttocks can be very painful especially when you have to sit down. Blisters that are filled with discharge may be contagious in some cases when one comes into direct contact with these fluids. This happens when the blister bumps burst into open sores. Major causes include herpes pimples on buttocks, small bumps or lumps between the buttocks that may turn to open painful Sores. There are also other several causes listed below. 

You will be forced to lie on your stomach or stand often. It can be very frustrating especially when people keep asking you why you won’t sit down. Your peers may tease you about it and this can lower your self esteem

Blisters on buttocks Cheeks, Sore Between buttocks
Blisters on buttocks Cheeks, Sore Between buttocks

Cause of Blisters on buttocks

There are several causes of blisters on buttocks and they can occur on any one’s skin, whether an adult, teenager or child. The blisters are fluid filled and they maybe itchy The causes are avoidable most of the time by taking precautions. The following are some of the common causes of blisters on buttocks.


When you wear tint clothes made of synthetic fiber there will be friction between your skin and the cloth. This friction builds up will cause blisters on buttock.


Sweat on the buttocks can mix with dead cells and block the pores of the skin leading to clogging of sebum and sweat. This causes blisters to form under the skin. You need to observe good hygiene if you sweat a lot or in a hot climate.

Skin Conditions

There are skin conditions that cause bumps on the buttocks like eczema, psoriasis and fungal infections. Most of these skin conditions will form bumps that may not materialize into blisters.


Allergies to certain food types or environmental factors such as very low temperatures can lead to outbreak of bumps blisters all over the skin including the buttocks. Antihistamines can be used to cure allergic reaction symptoms such as inflammation and itchiness. Bumps that form due to allergies are known as hives.

Blisters on buttocks STD

Sexually transmitted diseases simply mean diseases that are acquired through having unprotected sex with an infected person. There are several sexually transmitted diseases but the one that is mostly associated with blisters on buttocks or the groin area is herpes.

It is caused by herpes simplex type-1 (HSV-1) and type-2 (HSV-2) which can be spread through direct skin contact. Herpes is likely to be asymptomatic in men and men can easily infect women as compared to women infecting men .

According to NHS,” Symptoms may not appear until months or sometimes years after you’re exposed to the virus. If you experience symptoms when first infected, they usually appear four to seven days after you have been exposed to the virus. The symptoms are usually more severe first time around than in cases of recurrent infections.”

The following are symptoms to watch out for in men and women.

In men;

  1. Itchy bum crack or groin
  2. A group of fluid filled blisters on the buttocks and groin
  3. Burning sensation on the skin
  4. Pain while urinating because of blisters in the urethra
  5. Swollen lymph nodes in the groin area

In women;

  1. Red blisters on the bum crack or groin area
  2. Blisters that scab
  3. Burning sensation while urinating
  4. Itching feeling o the buttocks
  5. Muscle ache
  6. Fever
  7. Swollen lymph nodes
  8. Excessive vaginal discharge
Picture of healing blisters on buttocks, butt crack
Picture of healing blisters on buttocks, butt crack

Sore on buttocks crack

Sore on the butt crack is very different from anal fissure. Anal fissure happens at the opening of the anus but sore on the butt crack affects the upper part of the butt crack. The major cause of these sore is Pilonidal cysts.

These cysts are a combination of ingrown hair and dead cells that clog the skin pores and cause an inflammation beneath the skin. These cysts are sore. If bacteria find its way inside them they become infected and turn into an abcess.

Other symptoms may include fever, redness of the but crack, pain on the lower back and a fluid filled inflammation like a boil.

The cyst should on be drained clinically by a doctor, Do not do it yourself at home. If it keeps recurring then you may need to undergo a surgery to remove them permanently

Blisters on Buttocks Eczema

Atopic eczema is a skin condition that is mostly caused by genetics. People who have a family history of asthma, allergies r eczema itself are likely to get eczema in their childhood or even alter in life. Other factors like weather and skin irritants like fabric and chemicals can also cause the flare up of eczema.

It is characterized by dry, itchy, tiny red bumps on the skin that are fluid filled and scale when raptured. The eczema bumps are very painful but when eczema rash forms blisters it is known as dyshidrotic eczema. However dyshidrotic eczema occurs mostly on the palms of the hand and sole of the feet. You need to consult a dermatologist if you suspect that the blisters on buttocks could be caused by eczema. The following are the common symptoms of eczema to watch out for;

  1. Dry ,leathery or scally skin that cracks
  2. Red itchy bumps that occur in cluster to form a rash
  3. Fluid filled bump that urn crusty when the bump oozes
  4. Inflammations on the skin
  5. Damaged skin
  6. Sore buttocks while sitting down

Eczema can be treated using simple home remedies .Some will be discussed later in this article.

Blisters on Buttocks Psoriasis

Psoriasis is a skin condition that is brought about by disorder in the immune system. The skin cells are produced rapidly and they end up piling to form red thick bumps on the skin. These bumps are shinny or silvery in color.

When these bumps get filled with fluid to form tiny blisters they are known as Pustular Psoriasis. However, Pustular Psoriasis blisters occur on the inner sole of the feet and the palm of the hands. So the blisters you see on your buttocks are likely not psoriasis. During diagnosis, the doctor uses such facts to eliminate the impossible. Psoriasis may cause bumps on buttocks but not blisters.

Blisters in Buttocks Heat Rash

Heat rash is a skin condition that is characterized by tiny fluid filled blisters on the skin. The blisters start out as white and turn red with time. They form when sweat pores are blocked hence they get trapped under the skin and cannot come out. The trapped sweat results into firm blisters that spread out on the skin surface.

Heat rash can affect any part of the skin that is subjected to excessive heat friction and sweat. Wearing tight underpants or trousers can make your buttocks have heat rash. Blisters on buttocks due to heat rash tend to heal on their own.

Wearing lose clothing enables your skin to be well aerated and prevent clogging of pores. when the situation is improved. When you have heat rash You should avoid wearing tight clothing. Generally, it is a healthy practice to wear lose clothes.

Babies are the most affected by blisters on buttocks due to heat rash because they are dependent on diapers and nappies. Nappy rash is a form of heat rash. The best way to prevent heat rash on babies is to powder their buttocks before strapping on the diaper or nappy.

The powder will be able to keep the baby dry and prevent sweating. However, you should wash the baby often so that the powder does not clog skin pores.

Blisters on buttocks fungal infection

Fungi are microorganism that multiply out of proportion and cause infection. It doesn’t matter if you’re male or female, young or old, fungal infection does not discriminate. Different types of fungi cause fungal infection.

The most common ones are ringworm, thrush and jock itch. They attack the buttocks, bum crack buttocks, bum crack and inner thighs. Fungal infections are characteristic by itchy red skin and occasional blisters that burst and peel off leaving scab on buttocks or the affected area.

Ringworm are caused by pathogens. Jock itch is a type of ringworm that attacks the bum crack, inner thighs and the groin area.

According to Mayo Clinic, “Jock itch usually begins with a reddened area of skin that spreads out from the crease in the groin in a half-moon shape onto the upper thigh. The border of the rash may consist of a line of small, raised blisters. The rash often itches or burns, and the skin may be flaky or scaly.”

Yeast infection on buttocks, bum crack on the other hand is caused by overgrowth a type of fungi known as candida albicans. This candida exists on the skin naturally among other microorganism like good bacteria. The good bacteria helps in keeping the population of the Candida albicans in check.

When the amount of good bacteria reduces maybe due to use of antibiotic on the skin or unhygienic parties, Candida albicans gets room to thrive in and cause infection.

Yeast infection can be treated using antifungal creams or simple home remedies. Ensure you get diagnosed by a dermatologist before using any kind of antifungal medication. Most antifungal cream can be found over the counter in chemists.

Itchy Sores on buttocks, bum crack
Itchy Sores on buttocks, bum crack

Home Remedies for blister on buttocks with Fluid Discharge

Blisters n buttocks have several causes that can be overcome using simple home remedies. Most of these remedies have common features like antibacterial, antifungal, anti-inflammatory and antimicrobial properties that are able to fight a series of infections and prevent them for m recurring.

Some biters can be cured at home using the remedies while some need the remedy as a supplement for the clinical treatment. The following are some of the remedies you can use at home;

1. Aloe Vera

Aloe Vera gel is a natural herb that is locally available. It is rich in Vitamin E and hence makes a good moisturizer that keeps the skin soft and supple. This is the number 1 remedy for blisters on buttocks since it soothes the itchy feeling and reduces the inflammations.


  1. Aloe Vera leaves
  2. A sharp knife
  3. A mixer/ blender
  4. A bowl for collecting  the gel
  5. A clean piece of cloth
  6. Clean water

Steps to follow

  1. Cut three pieces of aloe Vera leaves them on both ends.
  2. Gently peel off the upper green layer from the leaf using a knife. This way, you will be able to expose the thick Aloe Vera gel in the leaves.
  3. In case you find any yellow liquid on the leaf, rinse it out with clean water.
  4. Peel off the green back of the leaf.
  5. The clear thick gel that is left behind is the aloe Vera gel.
  6. Cut the gel into small pieces and blend the gel into a liquid form.
  7. Collect the gel in a bowl
  8. Ensure that your buttocks are clean and dry
  9. Apply the Aloe Vera gel directly on the blisters on buttocks
  10. Let it settle and dry
  11. Wash off the Aloe Vera gel thoroughly using plenty of Luke-warm water.
  12. Dry your skin, becomes dampness can trigger fungal infection or recurring of the blisters on buttocks.
  13. Repeat this procedure 3 time a day

2. Coconut oil

Coconut oil is an essential oil that is rich in capric acid and lauric acid which are able to kill pathogens. It has a soothing effect to the itchy blisters and reduces inflammation as fast as possible.


  1. Coconut oil
  2. A Cotton Ball
  3. A clean piece of cloth
  4. Clean Water

What to do

  1. Take a shower before you go to bed
  2. Concentrate on the affected area and rinse it clean
  3. Ensure you dry the affected area properly using a clean piece of cloth
  4. Soak a cotton ball with coconut oil
  5. Apply coconut oil on the affected area on the labia using the cotton ball
  6. Leave it on your skin overnight.
  7. Rinse it off in the morning when you wake up before you start your day.
  8. Repeat this process every night until you see a significant change

3. Tea tree oil

Tea tree oil is rich in antifungal and antiseptic properties. It fights off bacteria that may cause secondary infection on pilonidal cyst. You should be careful while using tea tree oil because it is very harsh to the skin. It is advisable that you mix tea tree oil with other essential oil like olive or coconut oil.

What you need

  1. Tea tree oil
  2. Olive oil
  3. A Cotton Ball
  4. Clean piece of cloth
  5. Clean water

What to do

  1. Ensure that your skin is clean and dry
  2. Mix one part of the tree oil with two parts of olive oil
  3. Soak a cotton ball with the oil mixture and gently apply it on your skin in circular motions.
  4. Let the oil mixture settle on the skin overnight
  5. Wash it off in the morning and dry your skin using a clean piece of cloth
  6. Repeat this process daily before you go to bed

4. Warm Compress

Warm compress will improve blood circulation to the affected area by dilating blood vessels. This is ideal because it enhances the supply of nutrients needed for healing and takes away waste products from the affected area. It also soothes the pain and the itchy feeling caused by blisters on buttocks.

What you need

  1. A clean piece of clothe
  2. Warm water
  3. A basin

How to do it

  1. Pour warm water in a basin
  2. Dip a clean piece of cloth in warm water
  3. Wring it
  4. Put it directly over the blisters for 5 minutes
  5. Repeat the above process often as you can until the blisters begin to dry up
  6. Running hot water over your buttocks in the shower will also help a great deal.

5. Neem leaves

Neem plant is capable of treating over 40 different diseases. It has got antibacterial, antifungal and anti-inflammatory properties. It can counter all the different cause of blisters on buttocks.


  1. Neem leaves
  2. Warm Water
  3. A bucket
  4. A sieve
  5. Clean towel
  6. A Basin


  1. Boil water and pour it in a bucket
  2. Add neem leaves to the water  and cover the bucket with a tight lid
  3. Let the leaves steep for sometime
  4. Sieve the leaves to separate them from the water
  5. Let the water cool
  6. Take a shower with clean pure water
  7. Then use the water you obtained from sieving the neem leaves for a final rinse of your body as you concentrate on the affected area.
  8. You can also pour the neem water on a basin and sit on it for 20 minutes
  9. Rinse it off and dry your skin with a towel
  10. Repeat this daily

6. Apple Cider Vinegar

Apple cider vinegar has got wonderful properties since it is an antibacterial, anti-fungal and anti-inflammatory agent. It prevents the itchiness of blisters on buttocks and prevents secondary infection by bacteria or fungi.


  1. Apple cider vinegar
  2. Clean water
  3. A clean piece of cloth
  4. Basin


  1. Ensure that your skin is and dry
  2. Mix apple cider vinegar and water in equal portion
  3. Pour the mixture in a clean basin and sit on it for 40 minutes
  4. Let it dry up
  5. Rinse it off with clean Luke-warm water and dry your skin with a clean piece of cloth in order to avoid dampness. Dampness encourages fungal infection.
  6. Apply petroleum jelly on your skin
  7. Repeat this process every morning and evening until you notice a significant change

7. Honey

Honey is a natural moisturizer that will rejuvenate your skin and heal the dry cracked skin. It soothes the skin and encourages the growth of new skin cells. It also has antiseptic properties.


  1. Natural bush honey
  2. Warm water
  3. A clean piece cloth

How to use honey to soothe sore blisters on buttocks, bum crack

  1. Ensure that your skin is clean and dry
  2. Gentle apply the honey on the blisters on your buttocks.
  3. Let it settle for 15 minutes
  4. Wash off the honey using warm water
  5. Pat dry your skin using a clean piece of cloth
  6. Repeat this process twice a day for a week until you observe a significant change

8. Oatmeal

Oatmeal is has got a soothing effect that relieves the itchy feeling on skin. It rejuvenates the skin and encourages the growth of ne skin cells.


  1. Raw oatmeal
  2. A sock
  3. A clean piece of cloth
  4. Clean water

What to do

  1. Fill up the a sock with oatmeal and tie a tight knot on its open edge to ensure that the oats do not drop out of it
  2. Dip the sock full of oatmeal in warm water
  3. Sit on the oatmeal water for 20 minutes.
  4. Then let the oatmeal water dry on your skin
  5. Rinse it off with warm water and dry your skin using a clean piece of cloth.
  6. Repeat this process every morning and evening.

9. Garlic

Garlic has got antibacterial and antifungal properties. These wonderful properties make garlic an ideal agent for getting rid of most bacterial and fungal infections.


  1. Garlic cloves
  2. A Pestle & a mortar
  3. A Knife
  4. Clean water
  5. A clean piece of cloth

What to do

  1. Peel off the back cover of garlic cloves
  2. Dice them into cubes using a knife
  3. Place them in the mortar
  4. Pound with a pestle to form a paste
  5. Wash the affected area with clean running water and pat it dry with a clean piece of cloth. You may take a shower if you wish.
  6. Apply the paste on the blisters on buttocks
  7. Let it settle for 10 minutes
  8. Rinse it off with warm water then do a final rinse with cold water
  9. Dry up the affected area
  10. Repeat this process twice a day until the blisters disappear

10. Baking soda

You must be familiar with baking soda in the kitchen. It is a chemical compound that very effective in soothing itchy blisters.


  1. Baking soda
  2. Warm Water
  3. A clean piece of cloth
  4. A Cotton ball

What to do

  1. Ensure your skin is clean and dry
  2. Mix 5 tablespoonful of baking powder with a few drops of water and stir into a thick paste.
  3. Use a clean cotton ball to apply the paste on the blisters or sore on butt crack
  4. Let it stay on your skin for 10 minutes
  5. Rinse it off using warm water
  6. Dry your skin using  a clean piece of cloth
  7. Repeat this process every night before you go to bed


Treatment for blisters on buttocks depends on the causative agent of the blister. Antibiotics are used to treat infections caused by bacteria. Fungal infections are cured using over the counter antifungal medication. Other skin conditions like eczema and psoriasis can be controlled using steroid creams that are also found over the counter.

The home remedies discussed above can be used alongside medication. You are also encouraged to eat a diet rich in vitamin D and minerals like zinc. advices that do not use any home remedies that you have an allergic reaction to and when symptoms persist, seek medical advice especially if the blisters keep spreading.



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