Core Viewpoint - Alloy jewelry, known for its "high aesthetic value and low price," has become a new favorite in online consumption, but long-term wear may pose health risks due to potential allergic reactions from certain metal components [1] Group 1: Health Risks Associated with Alloy Jewelry - A case study highlighted a woman in Wuhan who developed contact dermatitis after wearing an alloy necklace continuously, leading to symptoms such as red spots and blisters [1] - Nickel is identified as the primary allergen in alloys, accounting for over 20% of common metal allergies, followed by cobalt and chromium [2] - The allergic reaction mechanism involves a sensitization phase followed by an activation phase, where repeated exposure leads to inflammation and visible symptoms [2] Group 2: Factors Influencing Allergic Reactions - The likelihood of allergic reactions varies with the electrochemical properties of metals and individual immune responses, exacerbated by sweating in hot weather [3] - The release of metal ions from alloys can increase due to sweat, which contains electrolytes that facilitate the electrolysis of metals, leading to potential allergic reactions [3] - While localized contact with jewelry may not cause severe systemic reactions, prolonged exposure can damage the skin barrier and allow metal ions to enter the bloodstream, potentially leading to multi-organ issues [3] Group 3: Recommendations for Safe Use of Alloy Jewelry - Consumers are advised to choose jewelry made from safe materials and to purchase from reputable sources with proper certification [4] - Good wearing habits include removing jewelry during exercise and bathing, and limiting wear time to no more than 8 hours a day, especially in humid conditions [4] - Skin care practices, such as rinsing jewelry after sweating and applying protective creams, are recommended to maintain skin barrier integrity [4]

Core Viewpoint - The rising popularity of alloy jewelry, characterized by its attractive appearance and low price, has led to health concerns, particularly regarding "jewelry dermatitis" caused by prolonged wear of such items [1][3][4] Group 1: Market Trends - Alloy jewelry is becoming a consumer favorite due to its high aesthetic appeal and affordability, particularly among younger demographics with limited financial resources [1][3] - The market for "sand gold" jewelry is also expanding, with some merchants claiming monthly sales exceeding 100,000 units, despite the lack of clarity regarding its actual material composition [5][6] Group 2: Health Concerns - Prolonged use of alloy jewelry can lead to "jewelry dermatitis," a type of contact dermatitis triggered by metals like nickel and chromium found in low-quality jewelry [3][4][5] - The presence of harmful elements in jewelry can exceed national safety standards, leading to skin irritation and allergic reactions, especially during summer when skin is more exposed [4][8] Group 3: Consumer Advice - Consumers are advised to check the composition of alloy jewelry before purchase and to avoid long-term wear without breaks to minimize the risk of skin reactions [5][9] - It is recommended to purchase jewelry from reputable brands and to be cautious of low-priced items that may contain harmful materials [9]

Core Viewpoint - The rising popularity of alloy jewelry in live streaming sales poses significant health risks due to the presence of harmful heavy metals, leading to skin conditions among consumers [1][2][5]. Group 1: Health Risks of Alloy Jewelry - Alloy jewelry, often marketed as affordable and stylish, can contain harmful metals such as nickel, cobalt, and chromium, which are common allergens causing contact dermatitis [5][6]. - A case study of a consumer revealed that wearing an alloy necklace led to severe skin reactions, diagnosed as "jewelry dermatitis," highlighting the potential health hazards associated with these products [2][5]. - Testing of various jewelry items showed alarming results, with some pieces exceeding safe limits for nickel and cadmium by significant margins, indicating widespread contamination in the market [6][8][10]. Group 2: Market Practices and Consumer Awareness - Many live streaming platforms sell jewelry under well-known brand names, but the actual quality and material often do not match the claims, leading to consumer deception [13][17]. - The presence of unregulated and poorly labeled jewelry in the market raises concerns about consumer safety, as many items do not undergo proper testing for harmful substances [12][19]. - Experts recommend consumers avoid low-priced metal jewelry and opt for certified products, especially for children's accessories, to mitigate health risks [19].

"1元秒杀" 却可能威胁到人们的身体健康 "美丽首饰"致皮肤困扰 "明星同款，白菜价带回家" 当下 合金首饰凭借"高颜值、低价格" 成为直播间消费热点 然而，这些看似诱人的饰品 在后续佩戴中 近日，记者接到胡女士来电，她讲述了自己在直播间购买并佩戴合金首饰的糟心经历。爱美的胡女士从7月下旬开始，脖 子上反复出现红斑、丘疹和水疱，被诊断为"首饰性皮炎"，罪魁祸首是她佩戴的项链。 胡女士佩戴的这款项链，购自6月的直播间，花费199元。因其款式新颖、精致小巧，成为胡女士夏日最爱，洗澡、睡觉 都没摘过。 为何以前佩戴首饰无恙，近期却出现症状？ 皮肤科医生解释，胡女士佩戴的合金首饰可能含有镍、钴、铬等重金属，这些是接触性皮炎最常见的过敏原。夏日炎 热，人体汗液增多，导致首饰表面少量铬和镍脱落或溶解，皮肤吸收后发生过敏反应，出现瘙痒、灼热感，局部伴有红 斑、丘疹、水疱、糜烂等症状，挠抓后还可能导致局部感染化脓溃疡，伤口愈合后会留下瘢痕和色素沉着。 在医生的提醒下，胡女士摘下项链，发现原本闪亮的项链部分已暗沉。医生告知，胡女士的情况并非个例，提醒夏季 是"首饰病"高发季节，不建议长时间佩戴合金项链，合金戒指、耳环和手链等配 ...