Red Blister on Nipple: Causes and Care Tips for Breast Health - Breast and Thyroid

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Red blisters on the nipple?


Hello doctor, I have been using soap to shower these past few days, and I have been cleaning my nipples vigorously.
The next day, I noticed a red, blister-like bump on my left nipple, which is quite red.
Could this be due to my excessive cleaning, or is there something else going on?

Ms. Fang, 20~29 year old female. Ask Date: 2021/08/18

Dr. Yuan Tianmin reply Breast and Thyroid


Excessive scrubbing can also lead to the formation of blisters, but another possibility is that there may be an allergy to the cleaning agent.

Reply Date: 2021/08/18

More Info


When it comes to the appearance of a red blister or bump on the nipple, there are several potential causes to consider. Your description of a red, blister-like bump on the nipple after using soap and scrubbing the area suggests that it could be a result of irritation or trauma to the sensitive skin of the nipple. Here are some possible explanations and care tips for your breast health:

Possible Causes
1. Irritation or Trauma: The skin on the nipple is delicate, and vigorous scrubbing with soap can lead to irritation, resulting in redness and the formation of blisters. This is especially true if you used a harsh soap or scrubbed too aggressively.

2. Contact Dermatitis: This condition occurs when the skin reacts to an irritant or allergen. If the soap you used contained fragrances or other irritating chemicals, it might have caused a localized allergic reaction, leading to redness and blistering.

3. Infection: If the skin barrier has been compromised due to irritation or trauma, it could become susceptible to infections. Bacterial or fungal infections can present as red, swollen areas, sometimes with blistering.

4. Mastitis: Although more common in breastfeeding women, mastitis can occur in anyone and may present with redness, swelling, and pain in the breast tissue. It is often accompanied by systemic symptoms like fever.

5. Other Dermatological Conditions: Conditions such as eczema or psoriasis can also affect the nipple area, leading to redness, irritation, and sometimes blistering.


Care Tips
1. Gentle Cleansing: Avoid scrubbing the nipple area too vigorously. Instead, use mild, fragrance-free soap and gently cleanse the area with your hands. Pat the area dry with a soft towel.

2. Moisturize: Applying a gentle, hypoallergenic moisturizer can help soothe irritated skin. Look for products that are free from fragrances and harsh chemicals.

3. Avoid Irritants: If you suspect that the soap or any other product you used may have caused the irritation, discontinue its use. Opt for products specifically designed for sensitive skin.

4. Monitor Symptoms: Keep an eye on the blister. If it does not improve within a few days, or if you notice increased redness, swelling, pain, or discharge, it is important to seek medical attention.

5. Consult a Healthcare Provider: If the blister persists or worsens, or if you experience other symptoms such as fever or discharge, it is crucial to consult a healthcare professional. They can provide a proper diagnosis and treatment plan.


When to Seek Medical Attention
- If the blister becomes increasingly painful or shows signs of infection (such as pus, increased redness, or warmth).

- If you develop systemic symptoms like fever or chills.

- If the blister does not heal within a week or worsens.

In conclusion, while a red blister on the nipple can be concerning, it is often due to irritation or mild trauma. By practicing gentle care and monitoring the situation, you can often manage it effectively. However, do not hesitate to reach out to a healthcare provider for further evaluation if needed. Your breast health is important, and any persistent or concerning symptoms should be addressed promptly.

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