The Costco beauty and skincare section is one of the warehouse's best-kept commercial secrets — and also one of its most rapidly evolving. Members who discovered the section for the first time in 2024 arrived at a section that carried primarily the basic dermatologist-recommended brands (CeraVe, Olay, RoC) in double-pack formats. Members who visit the same section in 2026 find a meaningfully expanded selection that includes luxury skincare brands at discount pricing, clinical