Refers to the products whose shelf life of Winona brand has expired. In the cosmetics industry, the shelf life usually refers to the shelf life of the product. Winona shelf life refers to the products whose shelf life of Winona brand has passed. Winona is a dermatological brand focusing on sensitive skin. Winona takes "solving the common skin problems of China people" as her initial intention, and devotes herself to continuous research in the field of sensitive skin problems, providing correct repair and scientific care for sensitive skin.