含氟牙膏是"标配" 谈"氟"色变不可取，科学选择和使用是关键。 选择标准：优先选择儿童含氟牙膏，大部分氟浓度在0.05%到0.1%之间，是安全有效的，家长只需 控制用量，无需过分担心。 3岁以下：使用米粒大小的含氟牙膏。3-6岁：使用豌豆大小的含氟牙膏。且需嘱咐孩子不要吞咽牙 膏。 人民网北京9月24日电 （记者乔业琼）据山东疾控微信公众号消息，时刻保持口腔卫生是护牙第一 道防线，具体应该注意以下事项。 有效刷牙是关键 何时开始？ 从宝宝第一颗乳牙萌出（约6个月大）就要开始刷牙。 谁来做？ 对于低龄儿童，家长是帮助其刷牙的主力军。家长应帮助和监督孩子刷牙直至7-8岁，确 保清洁效果。 如何刷？ 推荐使用"巴氏刷牙法"：刷毛与牙面呈45度角，轻轻按压在牙齿和牙龈交界处，小幅度 水平颤动，每个部位10次左右，按照从外侧-内侧-咀嚼面的顺序，面面俱到。每天早晚各一次，每次至 少两分钟。晚上刷牙后严禁再吃任何食物或喝奶（清水除外）。 出牙前：用干净的湿纱布轻轻擦拭宝宝牙龈。 第一颗牙萌出后：开始使用牙刷。 家长帮刷：至少刷到7-8岁。 漱口：刷完牙后，让孩子吐掉嘴里的泡沫，不要用大量清水漱口，让少量的氟化物留在牙齿表 ...

Core Viewpoint - The article discusses the health implications of whether to brush teeth before or after breakfast, indicating that both practices are acceptable according to dental health experts [1]. Group 1: Importance of Brushing - The primary goal of brushing teeth is to remove dental plaque, a sticky film of bacteria that adheres to the tooth surface, which can proliferate if not regularly cleaned [3]. - Effective brushing should include cleaning the surfaces of the teeth, including the front, back, between teeth, gum line, and tongue [3]. Group 2: Brushing Techniques - The article recommends the "Bass technique" for brushing, which involves seven steps to ensure thorough cleaning [6]. - Key steps include positioning the toothbrush at a 45-degree angle, using short horizontal movements, and ensuring to clean all surfaces of the teeth and tongue [6]. Group 3: Common Misconceptions - Misconceptions include the belief that "natural and additive-free" toothpaste is always safer, that harder brushing leads to cleaner teeth, and that brushing for a short duration is sufficient [8]. - It is advised to replace toothbrushes every three months to maintain cleaning effectiveness [8]. Group 4: Choosing Toothbrushes and Toothpaste - When selecting a toothbrush, factors such as head size, bristle softness, and individual oral health conditions should be considered [9]. - For toothpaste, fluoride-containing options are recommended for preventing cavities, while those with desensitizing ingredients are suggested for sensitive teeth [10]. Group 5: Recommended Oral Care Routine - A suggested routine includes brushing with a soft-bristled toothbrush and fluoride toothpaste for two minutes after breakfast, followed by flossing [12]. - Regular dental check-ups every six months to a year are recommended to identify potential dental issues early [12].

Core Insights - The electric toothbrush industry is undergoing a significant transformation driven by the emergence of "sweeping vibration" technology, which enhances cleaning efficiency and user experience, marking a shift towards "scientific brushing" [1][3][47]. Market Analysis - The electric toothbrush market has transitioned from a high-growth phase (2019-2020) to a period of adjustment (2021-2023), with retail sales declining approximately 32% in 2023 compared to 2020 [2][39]. - The introduction of sweeping vibration technology at the end of 2023 has revitalized the market, leading to a projected retail sales figure of 6.4 billion yuan in 2024, with expectations to exceed 10 billion yuan by 2028, reflecting a compound annual growth rate (CAGR) of 12.6% [2][39]. Technology and Innovation - Sweeping vibration technology, characterized by "servo motor + unlimited positioning + calculated vibration," allows for precise simulation of the Bass brushing method, significantly improving cleaning effectiveness and user convenience [1][65]. - The penetration rate of sweeping vibration electric toothbrushes surged from 2% to 16% within a year of its introduction, indicating strong market demand and growth potential [3][40]. Competitive Landscape - The electric toothbrush market is highly competitive, with both international and domestic brands vying for market share. New entrants are leveraging technological advancements to differentiate themselves [3][40]. - Brands like Laifen have successfully utilized sweeping vibration technology to gain a competitive edge, rapidly climbing into the core tier of the industry [3][40]. Consumer Insights - Increasing consumer awareness of oral health is driving the demand for electric toothbrushes, which are increasingly viewed as essential rather than optional products [2][39]. - A significant portion of consumers (54.65%) express dissatisfaction with the high cost of replacement brush heads, prompting brands like Laifen to adopt a "hardware low-margin + consumables affordable" strategy to enhance user value [8][17]. Future Trends - The sweeping vibration technology is expected to lead the industry towards more standardized technical specifications, improving product quality and market structure [47][48]. - The market is anticipated to see a rise in the number of products featuring sweeping vibration technology, with over 160 models expected by the end of 2024, although many may lack clear technical specifications [47][48].