重金属超标！这种首饰别再戴了！

Core Viewpoint - The article highlights the health risks associated with wearing alloy jewelry, particularly the occurrence of "jewelry dermatitis" due to allergic reactions from metals like nickel and cadmium found in low-quality jewelry [1][3][12]. Group 1: Health Risks - "Jewelry dermatitis" is a skin condition caused by prolonged contact with jewelry, especially in individuals with allergic tendencies [3]. - The presence of heavy metals such as nickel and cadmium in jewelry is a significant factor contributing to allergic reactions [3][12]. - Approximately 15% to 20% of the population is allergic to nickel, which is commonly found in low-quality jewelry [12]. Group 2: Market Investigation - Investigations in various wholesale markets revealed that many jewelry items are priced based on bulk rather than weight, with prices for bracelets ranging from tens to hundreds of yuan [1][4]. - A significant number of jewelry items do not meet the required thickness standards for gold and silver plating, with 17 out of 21 samples failing to meet these standards [7][10]. - The actual metal content in many items is primarily copper, zinc, and nickel, rather than the claimed gold or silver [10]. Group 3: Consumer Misleading Practices - Some merchants falsely label their products with gold and silver markings, despite the actual metal content being significantly lower than advertised [15][17]. - Certain products were found to have cadmium levels exceeding safety standards by over 9000 times, posing serious health risks [12][14]. - Merchants often use misleading marketing tactics, including fake certification and testing reports, to deceive consumers about the quality of their products [18]. Group 4: Regulatory Recommendations - There is a call for increased supervision and enforcement from regulatory bodies and e-commerce platforms to ensure product quality and protect public health [20]. - Consumers are advised to be cautious about the materials used in low-priced jewelry and to consider the potential health risks associated with heavy metal exposure [20].