Pimple On Scalp Causes. Acne typically occurs when hair follicles become. This combination provides bacteria with the food they need to create a blemish.

The common culprit of painful bumps on the scalp is inflammation from eczema or acne which can cause pimples on the scalp. What causes a pimple to form on your scalp. 13 Inadequate Cleaning and Dirt Accumulation.
Unfortunately the cause of scalp acne isnt always as straightforward as that.
1 Unfortunately the cause of scalp acne isnt always as straightforward as that. Bumps on the scalp are usually not acne but rather folliculitis the result of an inflammatory reaction around the hair and sebum follicles and can be caused by many things but most. What causes hard bumps on the scalp. Acne is a skin condition that can cause pimples and other lesions to develop in body areas where there are hair follicles including the scalp.