{"title":"Paula’s Choice Skin Perfecting 2% BHA Liquid Exfoliant","entity_type":"Product","slug":"paulas-choice-2-bha-liquid-exfoliant","canonical_url":"https://skinknowledgebase.com/products/paulas-choice-2-bha-liquid-exfoliant","dates":{"date_modified":"2026-05-11","date_reviewed":"2026-05-11"},"mcp_eligible":true,"evidence_sources":[{"title":"DermNet NZ — Salicylic acid","canonical_citation_url":"https://skinknowledgebase.com/sources/dermnet-salicylic-acid","original_source_url":"https://dermnetnz.org/topics/salicylic-acid","source_type":"other"},{"title":"Arif 2015 — Salicylic acid peeling review","canonical_citation_url":"https://skinknowledgebase.com/sources/arif-2015-salicylic-acid-peeling-review","original_source_url":"https://pubmed.ncbi.nlm.nih.gov/26347269/","source_type":"other"}],"product_fact_sources":[{"title":"Official Product Page — Paula's Choice 2% BHA Liquid Exfoliant","canonical_citation_url":"https://skinknowledgebase.com/sources/official-product-page-paulas-choice-2-bha-liquid-exfoliant","original_source_url":"https://www.paulaschoice.com/skin-perfecting-2pct-bha-liquid-exfoliant/201.html","source_type":"official_product_page"}],"related_entities":[{"title":"DermNet NZ — Salicylic acid","url":"https://skinknowledgebase.com/sources/dermnet-salicylic-acid"},{"title":"Arif 2015 — Salicylic acid peeling review","url":"https://skinknowledgebase.com/sources/arif-2015-salicylic-acid-peeling-review"},{"title":"Official Product Page — Paula's Choice 2% BHA Liquid Exfoliant","url":"https://skinknowledgebase.com/sources/official-product-page-paulas-choice-2-bha-liquid-exfoliant"},{"title":"Dullness","url":"https://skinknowledgebase.com/concerns/dullness"},{"title":"Blackheads","url":"https://skinknowledgebase.com/concerns/blackheads"},{"title":"Salicylic Acid","url":"https://skinknowledgebase.com/ingredients/salicylic-acid"},{"title":"How often should I exfoliate my face?","url":"https://skinknowledgebase.com/questions/how-often-should-i-exfoliate-my-face"},{"title":"What's the difference between AHA and BHA exfoliants?","url":"https://skinknowledgebase.com/questions/whats-the-difference-between-aha-and-bha"},{"title":"Should I use a toner in my skincare routine?","url":"https://skinknowledgebase.com/questions/should-i-use-a-toner-in-my-skincare-routine"}],"body_sections":[{"heading":"Quick Summary","paragraphs":["Paula's Choice Skin Perfecting 2% BHA Liquid Exfoliant is the leave-on BHA example selected for dullness when buildup overlaps with oily or clogged-looking pores. The official page lists 2 percent salicylic acid and ingredient-module support including methylpropanediol, butylene glycol, Camellia oleifera, sodium hydroxide, and tetrasodium EDTA."]},{"heading":"Compact Product Facts","paragraphs":["- Brand: Paula's Choice\n- Product line: Paula's Choice Skin Perfecting\n- Full product name: Paula's Choice Skin Perfecting 2% BHA Liquid Exfoliant\n- Cost: {\"currency\":\"USD\",\"checked_at\":\"2026-05-11\",\"single_unit\":37,\"multi_pack_2\":74}\n- Retail URL: https://www.paulaschoice.com/skin-perfecting-2pct-bha-liquid-exfoliant/201.html"]},{"heading":"Factual Description","paragraphs":["This product is a leave-on salicylic acid exfoliant. The official page positions it for exfoliation, smoother texture, oil control, unclogging pores, and a clearer or more glowing look.","Because it is leave-on and 2 percent BHA, this page frames it as a cadence-sensitive product. It is not a daily-use mandate for everyone, and skin tolerance should control frequency."]}],"main_concern":{"title":"Dullness","url":"https://skinknowledgebase.com/concerns/dullness"},"key_ingredients":[{"title":"Salicylic Acid","url":"https://skinknowledgebase.com/ingredients/salicylic-acid"}],"cost":{"currency":"USD","checked_at":"2026-05-11","single_unit":37,"multi_pack_2":74},"retail_url":"https://www.paulaschoice.com/skin-perfecting-2pct-bha-liquid-exfoliant/201.html"}