Acne that appears on the back or chest can get worse if left alone.
Hello, this is Yonsei Bomvit Dermatology.
"I keep getting acne on my back."
"My chest feels itchy and breaks out in red bumps."
"Every summer, back acne makes it hard to wear clothes."
Back acne and chest acne are surprisingly common problems,
but because the structure of the sebaceous glands is different from that of the face, they are often difficult to treat with standard acne treatment alone.
Today, Iโll organize the causes, treatment, and prevention of acne in these areas in a scientific and practical way.

Clear skin free from back acne
1๏ธโฃ Why does it happen? Understanding the causes first
โ Increased sebum production
โ Friction, sweat, and lack of moisture
โ Abnormal follicular keratinization
โ Irritation from cosmetics/body lotion ingredients
โ Delayed showering after exercise
Especially in summer, when sweating increases and skin contact becomes more frequent,
acne is more likely to develop on the back and chest.
๐ Important note:
Back acne and chest acne need to be distinguished from not only simple acne but also
โ Folliculitis
โ Malassezia acne
โ Heat rash, contact dermatitis, and similar conditions.
2๏ธโฃ How is it treated?
At Yonsei Bomvit Dermatology, we approach it as follows:
| Problem type | Treatment method | Description |
|---|
| Common acne | Acne ointment + antibiotics | Suppresses sebum and reduces inflammation |
| Folliculitis-type lesions | Antifungal or antibiotic | Antifungals are needed if it is a Malassezia infection |
| Widely distributed back acne | Back-specific peeling | Helps clear dead skin cells and control inflammation |
| Hyperpigmentation/scars | Laser treatment or regenerative care | Remaining marks need to be managed |
๐ Back acne is difficult to extract by yourself because it is hard to reach, and squeezing it incorrectly increases the risk of infection and scarring.
3๏ธโฃ Try changing your lifestyle habits like this
โ Shower immediately after exercise
โ Make sure conditioner or body lotion does not stay on your back for long
โ Change out of sweaty clothes right away
โ Wash the back and chest with a soft bath towel
โ Avoid body products with strong fragrances
โ Wear cotton clothing
In particular, oil-based products that clog pores,
and conditioner/treatment ingredients that flow down to the back can irritate sebum production.
4๏ธโฃ If you get help through procedures?
If back acne or chest acne keeps recurring or covers a large area,
combining the following procedures can lead to much faster improvement:
-
Back-specific Aqua Peel/Jessner peel: exfoliation + sebum care
-
Acne extraction: removal of pus within the dermis
-
Regenerative laser or red-mark laser: management of post-inflammatory hyperpigmentation
-
Anti-inflammatory injections and antibiotics: highly effective for red pustules
Because the back has a large area and thicker skin, treatment effects appear slowly,
so a regular care plan is important.
โ In closing
Back acne and chest acne start deep in the skinโs follicles,
so simply removing what appears on the surface is not enough to prevent recurrence.
At Yonsei Bomvit Dermatology, we go beyond simple treatment to provide customized help with cause analysis, lifestyle correction, and skin recovery.
๐ Yonsei Bomvit Dermatology
๐ 02-837-8275
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