苏丹红从餐桌“杀”上脸？科颜氏、花西子卷入，化妆品界上演“罗生门”

Core Viewpoint - The cosmetics industry is facing a significant controversy as a self-media outlet revealed the presence of the banned substance Sudan Red IV in various skincare products, raising consumer concerns about safety and brand integrity [1][4]. Group 1: Incident Overview - A video by "Old Dad Evaluation" detected Sudan Red IV in multiple skincare products, leading to consumer anxiety and brand scrutiny [1][3]. - The source of the contamination was traced to a questionable raw material group containing three components: mudfish extract, neem leaf extract, and moringa seed oil, with a Sudan Red content of 1170 ppm [1][3]. - Over 800 products have been implicated, affecting more than 400 brands, including both international and domestic names [4]. Group 2: Health Impact - Sudan Red IV is classified as a synthetic industrial dye and is listed as a Group 3 carcinogen by the International Agency for Research on Cancer (IARC), indicating it is an animal carcinogen but not proven to be carcinogenic to humans [5][6]. - The potential health risks from topical application are considered lower than those from ingestion, but long-term exposure could pose cumulative risks [8][9]. Group 3: Brand Responses - Many brands have issued minimal responses, with some products being removed from online platforms, while others remain available for purchase [9][10]. - Brands like Kiehl's and others emphasize compliance with regulations but have not addressed testing plans for Sudan Red [11][12]. - Consumer dissatisfaction is evident, with reports of difficulties in returning products and receiving adequate responses from customer service [13][14].