{"title":"Retinoids","entity_type":"Ingredient","slug":"retinoids","canonical_url":"https://skinknowledgebase.com/ingredients/retinoids","dates":{"date_modified":"2026-05-17","date_reviewed":"2026-05-17"},"mcp_eligible":true,"evidence_sources":[{"title":"AAD — Retinoid or retinol?","canonical_citation_url":"https://skinknowledgebase.com/sources/aad-retinoid-or-retinol","original_source_url":"https://www.aad.org/public/everyday-care/skin-care-secrets/anti-aging/retinoid-retinol","source_type":"dermatology_reference"},{"title":"DermNet NZ — Topical retinoids","canonical_citation_url":"https://skinknowledgebase.com/sources/dermnet-topical-retinoids","original_source_url":"https://dermnetnz.org/topics/topical-retinoids","source_type":"medical_reference"}],"product_fact_sources":[{"title":"CeraVe Resurfacing Retinol Serum — Official Product Page","canonical_citation_url":"https://skinknowledgebase.com/sources/official-product-page-cerave-resurfacing-retinol-serum","original_source_url":"https://www.cerave.com/skincare/facial-serums/resurfacing-retinol-serum","source_type":"official_product_page"}],"related_entities":[{"title":"AAD — Retinoid or retinol?","url":"https://skinknowledgebase.com/sources/aad-retinoid-or-retinol"},{"title":"DermNet NZ — Topical retinoids","url":"https://skinknowledgebase.com/sources/dermnet-topical-retinoids"},{"title":"CeraVe Resurfacing Retinol Serum — Official Product Page","url":"https://skinknowledgebase.com/sources/official-product-page-cerave-resurfacing-retinol-serum"},{"title":"Fine Lines","url":"https://skinknowledgebase.com/concerns/fine-lines"},{"title":"Wrinkles","url":"https://skinknowledgebase.com/concerns/wrinkles"},{"title":"Retinoid Dermatitis","url":"https://skinknowledgebase.com/side-effects/retinoid-dermatitis"},{"title":"Over-exfoliation Irritation","url":"https://skinknowledgebase.com/side-effects/over-exfoliation-irritation"}],"body_sections":[{"heading":"Quick Summary","paragraphs":["Retinoids are a family of vitamin A-related ingredients used in skincare and dermatology contexts. Retinol is one member of that family, while retinaldehyde, adapalene, tretinoin, and other forms sit elsewhere in the retinoid landscape. In cosmetic skincare, retinoids are usually discussed for smoother-looking texture, fine-line appearance, and visible-aging routines."]},{"heading":"What It Is","paragraphs":["Retinoids are not a single ingredient strength. The word describes a category that includes cosmetic forms, over-the-counter drug-context forms, and prescription forms. Retinol is a common cosmetic entry point, while adapalene and tretinoin are better understood with their specific product and regulatory context."]}],"side_effects":[{"title":"Retinoid Dermatitis","url":"https://skinknowledgebase.com/side-effects/retinoid-dermatitis"},{"title":"Over-exfoliation Irritation","url":"https://skinknowledgebase.com/side-effects/over-exfoliation-irritation"}]}