As a dermatologist with years of experience in skin care, I've seen a variety of skin conditions that affect different parts of the body, including the buttocks. Pimple-like bumps on the buttocks are a common concern that many individuals face. These bumps can be caused by a variety of factors and can be quite bothersome due to their appearance and sometimes discomfort.

Acne-like bumps on the buttocks, as mentioned by Dr. MacKelfresh, are often a result of inflammation of hair follicles, a condition known as folliculitis. This condition can be triggered by several different causes, including:


1. Infection: Bacterial, yeast, or fungal infections can lead to inflammation. The bacteria most commonly associated with this type of infection is *Staphylococcus aureus*, which is a common skin bacterium that can cause issues when it overgrows.


2. Irritation: Physical irritation from clothing, especially tight or synthetic fabrics, can cause the hair follicles to become irritated and inflamed. Friction from activities such as cycling or running can also contribute to this irritation.


3. Blockage: The hair follicles can become blocked due to the buildup of dead skin cells, sweat, and oils. This blockage can lead to the formation of bumps similar to acne.

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--Acne-like bumps on the buttocks are caused by inflammation of hair follicles, which is called folliculitis,-- says Dr. MacKelfresh. Folliculitis can be caused by an infection from bacteria, yeast, or fungus, irritation of hair follicles, or blockage of hair follicles, she says. It tends to be on the skin surface.Sep 7, 2016read more >>