其次，饮食调养不可或缺。日常应避免生冷食物或饮品的摄入，多选择温热、易消化的食物，如驱寒暖 胃的姜茶，以及粗细粮搭配的营养粥品。 此外，为大家推荐一款小寒养胃茶饮——红枣桂圆枸杞茶。 来源：健康中国 民间素有"小寒胜大寒"的说法。在这一寒冷时节，寒气对肠胃的影响主要体现在两方面：一是寒邪侵入 身体，导致肠胃气血运行不畅；二是气候寒冷，人们多偏好食用高热量食物以御寒，这容易加重脾胃负 担，进而减弱脾胃功能、降低消化能力。因此，小寒时节的肠胃养护尤为关键。 保护肠胃功能，首先要做好保暖。尤其是本身患有慢性胃肠疾病的人群，更要注意腹部保暖，也可以借 助暖宝宝温暖腹部，防止寒邪入侵。 具体方法：取桂圆、枸杞各5克，红枣3枚（去核劈开），加入1000毫升清水，煮沸3至5分钟即可饮用。 需要注意的是，易上火人群可在茶饮中加入2至3朵菊花；由于红枣和桂圆的含糖量较高，糖尿病患者需 谨慎饮用。 来源：国家卫生健康委新闻发布会 作者：国家健康科普专家库成员、北京中医药大学东直门医院主任医师 龚燕冰 红枣能益气养血；桂圆又称"龙眼肉"，可温补心脾、益气养血；枸杞则是滋补肝肾的佳品，兼具益精明 目的功效。 ...

Core Viewpoint - The article discusses the rising trend of flavored water drinks in restaurants, which are replacing traditional plain water to enhance dining experiences and serve as a competitive advantage for eateries [4][6]. Group 1: Flavored Water Trends - Restaurants are increasingly offering a variety of flavored water drinks, such as lemon water, to improve taste and stimulate appetite, especially in areas with poor water quality [6][14]. - Citrus-flavored waters, including lemon, orange, and grapefruit, are popular due to their refreshing aroma and ability to enhance the dining experience [6][8]. - Other notable flavored waters include cucumber and mint water, which provide a unique taste and cooling sensation, appealing to customers during hot weather [10][11]. Group 2: Marketing and Economic Benefits - Offering flavored water instead of plain water can create a positive impression on customers, as it reflects a higher level of service and attention to detail [14]. - The cost of ingredients for flavored waters, such as lemon and mint, is relatively low, allowing restaurants to provide these drinks at minimal expense while avoiding additional charges for tea service [14][15]. - Unique regional drinks, like green bean soup in Beijing or Luo Han Guo tea in Guangdong, can differentiate restaurants and enhance their competitive edge [16][18]. Group 3: Seasonal Variations - In autumn and winter, restaurants tend to offer warm drinks like barley tea and sweet herbal teas to help customers warm up and stimulate appetite [20][21]. - The trend of "围炉煮茶" (gathering around to brew tea) has gained popularity, creating a social atmosphere during colder months [23]. Group 4: Health and Safety Considerations - Consumers should be cautious about the hygiene and safety of flavored waters, especially in summer, as improper storage of fresh fruits can lead to spoilage [24]. - Some restaurants may add excessive sugar to enhance the taste of flavored waters, which could pose health risks if consumed in large quantities [25][26].