一级致癌物，超标9000倍！低价饰品被曝光，美丽外表下的健康雷区

Core Viewpoint - The article highlights the health risks associated with alloy jewelry, particularly the prevalence of allergic reactions due to the presence of heavy metals like nickel and cadmium in these products [3][5][7]. Group 1: Health Risks - Patients at Peking University People's Hospital have been diagnosed with "jewelry dermatitis" due to prolonged wear of alloy jewelry, leading to symptoms such as skin redness, itching, and peeling [3]. - The primary culprits for allergic reactions are heavy metals found in jewelry, with nickel and cadmium being significant offenders [5][7]. - A significant number of jewelry samples tested showed that 17 out of 21 did not meet the required thickness standards for gold and silver plating, with some items having plating thicknesses far below the industry standards [5]. Group 2: Market Practices - Many jewelry items are sold at low prices, often misleading consumers regarding their material composition, with some items falsely labeled as gold or silver [5][9]. - Some merchants use deceptive practices, such as marking jewelry with high-purity indicators like "999" or "S925," while the actual metal content is significantly lower [7][12]. - The rise of live-stream selling has led to the distribution of substandard jewelry, with consumers expressing concerns over the authenticity of products being sold [9][12]. Group 3: Consumer Awareness and Regulation - The China Consumers Association reported a 43% increase in complaints related to jewelry, with 72% of these complaints concerning material misrepresentation [11]. - Experts suggest simple testing methods for consumers to check the authenticity of jewelry, although these methods may damage the items [11]. - Regulatory bodies are planning to initiate special inspections to combat fraudulent labeling of jewelry, particularly those claiming to be made of precious metals when they are not [12].