{"title":"Hairline Acne","entity_type":"Concern","slug":"hairline-acne","canonical_url":"https://skinknowledgebase.com/concerns/hairline-acne","dates":{"date_modified":"2026-05-26","date_reviewed":"2026-05-26"},"mcp_eligible":true,"summary":"Hairline acne is breakout-prone congestion around the forehead or temples that may be worsened by hair products, sweat, hats, or residue. Routine choices should","evidence_sources":[{"title":"AAD — What causes acne?","canonical_citation_url":"https://skinknowledgebase.com/sources/aad-what-causes-acne","original_source_url":"https://www.aad.org/public/diseases/acne/causes","source_type":"dermatology_reference"},{"title":"DermNet — Acne vulgaris","canonical_citation_url":"https://skinknowledgebase.com/sources/dermnet-acne-vulgaris","original_source_url":"https://dermnetnz.org/topics/acne-vulgaris","source_type":"dermatology_reference"}],"product_fact_sources":[],"related_entities":[{"title":"AAD — What causes acne?","url":"https://skinknowledgebase.com/sources/aad-what-causes-acne"},{"title":"DermNet — Acne vulgaris","url":"https://skinknowledgebase.com/sources/dermnet-acne-vulgaris"},{"title":"Salicylic Acid","url":"https://skinknowledgebase.com/ingredients/salicylic-acid"},{"title":"Benzoyl Peroxide","url":"https://skinknowledgebase.com/ingredients/benzoyl-peroxide"},{"title":"Niacinamide","url":"https://skinknowledgebase.com/ingredients/niacinamide"},{"title":"Can hair products cause acne around my hairline?","url":"https://skinknowledgebase.com/questions/can-hair-products-cause-acne-around-my-hairline"}],"body_sections":[{"heading":"Quick Summary","paragraphs":["Hairline acne is clogged-looking or pimple-prone skin along the forehead, temples, or scalp edge. Hair styling products, sweat, hats, and incomplete cleansing can all be part of the pattern."]},{"heading":"Causes","paragraphs":["Heavy pomades, oils, leave-in conditioners, sunscreen or makeup residue, hats, helmets, sweat, and friction can contribute. Itchy, scaly, painful, spreading, or pus-filled bumps should be checked rather than treated as simple acne."]}],"key_ingredients":[{"title":"Salicylic Acid","url":"https://skinknowledgebase.com/ingredients/salicylic-acid"},{"title":"Benzoyl Peroxide","url":"https://skinknowledgebase.com/ingredients/benzoyl-peroxide"},{"title":"Niacinamide","url":"https://skinknowledgebase.com/ingredients/niacinamide"}]}