四座楼市级自然保护区作为平谷区重要的生态屏障，长期以来坚持生态优先、保护为主的方针，实施严 格的资源管护，此次黑松露的发现是对保护区生态保护成效的有力印证。 新京报讯 据"高大尚平谷"微信公众号消息，日前，平谷区园林绿化局自然保护地管理中心工作人员在 四座楼市级自然保护区开展日常巡查时，发现珍稀真菌——黑松露的踪迹。这是平谷区首次记录到该类 真菌，填补了区域物种分布的空白。 作为全球知名的名贵野生食用菌，黑松露对生长环境有着近乎苛刻的要求。通常与特定树种的根系形成 共生关系，对土壤酸碱度、湿度、温度及洁净度均有严格阈值，是森林生态系统健康与否的"晴雨表"。 四座楼保护区内成功发现黑松露，直观印证了该区域森林系统完整、土壤洁净、生态链稳定，为多种珍 稀物种的生存繁衍提供了良好条件。 ...

鹅肝、鱼子酱、黑松露，并称西方三大美食。它们是影视作品与美食杂志里的常客，是米其林餐厅里用 银质餐具精致呈上的"天价"珍馐。而现在，你能在深夜的电商直播间里抢购打折的速食鹅肝，能在商场 的烤鸭店里吃到黑松露酱，甚至还能在街边的炸鸡店里，奢侈地加一份鱼子酱本期节目，我们来聊聊， 西方三大美食的价格，是怎么被打下来的。 ...

以下文章来源于IC实验室 ，作者IC实验室 IC实验室 . 从品牌看商业。 而现在，你能在深夜的电商直播间里抢购打折的速食鹅肝，能在商场的烤鸭店里吃到黑松露酱，甚至还能在街边的炸鸡店里，奢侈地加一份鱼子酱。 西方三大美食的价格，究竟是怎么被打下来的？ 要理解这件事，需要先弄清一个问题：这些食材为什么这么贵。 它们的高价，来自于两个方面：食材本身的稀缺性，和欧洲贵族文化的加持。稀缺性赋予了它上桌的资格，而上流社会的背书又进一步加强了这种稀缺， 共同将价格推向顶峰。 拿鹅肝来说，尽管从古埃及就开始研究怎么给大鹅培养脂肪肝，但真正让它「上档次」的，还得是18世纪的法国国王。比如，路易十五就酷爱鹅肝，三天 两头往凡尔赛宫的高端宴席上端，路易十六更是觉得鹅肝好吃到头掉。 人类对财富与权力的追求， 试图将吃饭这件事，分成三六九等。 来源｜ IC实验室（ID： InsightPlusClub ） 封面来源 ｜ Unsplash 鹅肝、鱼子酱、黑松露，并称西方三大美食。 它们是影视作品与美食杂志里的常客，是米其林餐厅里用银质餐具精致呈上的「天价」珍馐。 法国贵族之所以喜欢它，一方面是真好吃，另一方面，也是因为这玩意儿真不好弄 ...

食物和味道，本身并没有高低贵贱之分。是人类对财富与权力的追求，试图将吃饭这件事，分成三六九等。 鹅肝、鱼子酱、黑松露，并称西方三大美食。 它们是影视作品与美食杂志里的常客，是米其林餐厅里用银质餐具精致呈上的「天价」珍馐。 而现在，你能在深夜的电商直播间里抢购打折的速食鹅肝，能在商场的烤鸭店里吃到黑松露酱，甚至还能在街边的炸鸡店里，奢侈地加一份鱼子酱。 本期内容，我们来聊聊，西方三大美食的价格，是怎么被打下来的。 01 这也是法国传统艺能了，故意设置一大堆门槛，告诉你只有按照我们这样做的才叫正宗好鹅肝，法国好食材，你们那样的，不管多么优质、多么好吃，都 不正宗。 所以你看，鹅肝的稀缺，让国王贵族们青睐，而他们的青睐，又进一步引起追捧。造成进一步的稀缺，而稀缺，就意味着高价。最后，法国官方再一通骚 操作，直接把鹅肝捧上了神坛。 要理解这件事，需要先弄清一个问题：这些食材为什么这么贵。 它们的高价，来自于两个方面：食材本身的稀缺性，和欧洲贵族文化的加持。稀缺性赋予了它上桌的资格，而上流社会的背书又进一步加强了这种稀缺， 共同将价格推向顶峰。 拿鹅肝来说，尽管从古埃及就开始研究怎么给大鹅培养脂肪肝，但真正让它「上档次 ...

Core Viewpoint - The article discusses how Chinese chefs have significantly influenced the Japanese cuisine market, leading to a transformation in the perception and consumption of Japanese food globally, while Japan struggles to maintain its culinary heritage and market share [5][10]. Group 1: Japanese Culinary Certification and Market Dynamics - In 2016, Japan's Ministry of Agriculture, Forestry and Fisheries introduced a certification to deter Chinese chefs, but it failed to restrict their presence in the market [5][6]. - The certification has only produced 23 gold-certified chefs globally, with most being non-Japanese [6]. - The Japanese culinary industry is facing challenges as it loses market share to Chinese restaurants that innovate traditional dishes [10]. Group 2: Salmon Supply Chain and Globalization - Norway's salmon production has dramatically increased from 2 tons in 1980 to 45,000 tons by 2000, largely due to successful marketing strategies aimed at Japanese consumers [14]. - The reliance on imported ingredients is evident, with Japan's domestic salmon production being minimal compared to imports from Norway [17][21]. - By 2024, 70% of eel supply in Japan is expected to come from China, highlighting the shift in sourcing seafood [20]. Group 3: Economic Aspects of Japanese Cuisine - Japanese restaurants in New York reportedly have a net profit margin of 12% to 15%, which is higher than that of Chinese restaurants [29]. - The article notes that Japanese cuisine is one of the few profitable sectors in the global restaurant industry, with high consumer spending [30]. - The simplicity of Japanese cooking techniques allows for lower operational costs, but high raw material costs can limit profit margins [33]. Group 4: Cultural and Marketing Strategies - Japanese restaurants leverage cultural narratives and aesthetics to enhance the perceived value of their dishes, creating a significant premium on pricing [40][41]. - The article emphasizes the importance of branding and presentation in Japanese cuisine, which allows for higher profit margins despite the reliance on imported ingredients [37][40]. - In contrast, Chinese restaurants are adopting standardized operations to increase efficiency and profitability, moving away from traditional culinary practices [44][45]. Group 5: Challenges and Adaptations - Instances of food fraud in Japan, such as mislabeling imported products as local, indicate the pressures faced by the industry to maintain authenticity while competing with cheaper imports [58][59]. - The article highlights the ongoing struggle within Japan to balance traditional culinary practices with the realities of global supply chains and market competition [55].

Core Insights - The article emphasizes the importance of diet in maintaining skin health, highlighting that collagen is crucial for skin elasticity and smoothness. As people age, their natural collagen production declines due to various factors, including stress and poor diet [1] Food Sources of Collagen - Bone broth is rich in collagen, gelatin, and essential amino acids, promoting collagen production and skin health [2] - Fatty fish like salmon and tuna are excellent sources of omega-3 fatty acids and marine collagen, which enhance skin elasticity and hydration [3] - Eggs, while not containing collagen directly, are rich in proline and lysine, amino acids vital for collagen synthesis [4] - Citrus fruits are high in vitamin C, essential for stabilizing and generating collagen molecules [5] - Berries contain antioxidants and vitamin C, which are important for collagen production and skin protection [6] - Leafy greens are nutrient-dense and support collagen synthesis while protecting the skin from damage [7] - Nuts and seeds provide omega-3 fatty acids and zinc, crucial for collagen production and skin repair [8] - Garlic contains sulfur, which is necessary for collagen production and helps rebuild damaged collagen fibers [9] - Tomatoes are rich in lycopene, an antioxidant that protects the skin from UV damage and supports collagen synthesis [10] - Avocados provide healthy fats and vitamins E and C, essential for collagen production and skin health [11] - Soy products are excellent sources of plant protein and isoflavones, supporting collagen production and improving skin elasticity [12] - Kiwi has a high vitamin C content, aiding in collagen formation and providing antioxidants for skin health [13] - Pumpkin seeds are rich in beta-carotene, vitamin C, and zinc, all important for collagen synthesis and skin repair [14] - Cashews are high in copper, which is vital for collagen connection and maintaining skin elasticity [15] - Colorful bell peppers are rich in vitamin C and antioxidants, helping to reduce inflammation and protect the skin [16] - Mushrooms, especially sun-exposed varieties, are a rare plant source of vitamin D, crucial for collagen integrity [17]