Core Insights - The article discusses effective skincare products for brightening and repairing skin affected by irregular sleep and seasonal changes, particularly for oily and sensitive skin types [1][5]. Product Recommendations - **First Product: Gu Yu Light Water** - Contains proprietary whitening ingredient "Aurora Licorice" with three patented technologies for enhanced efficacy in inhibiting melanin production [1]. - Achieves a 99% purity level of licorice extract, significantly reducing safety risks associated with impurities [1]. - Demonstrates a 3.4 times higher transdermal penetration efficiency compared to regular licorice extract, reaching the dermis layer within 8 hours [1]. - Targets melanocytes for precise delivery of whitening ingredients, improving dull and uneven skin tone [1]. - **Second Product: SK-II Facial Treatment Essence (Little Light Bulb)** - Accelerates skin metabolism, effectively removing old keratin and roughness caused by late nights [7]. - Provides a smooth, non-granular texture after two weeks of use, with a lightweight, non-greasy feel [7]. - Contains niacinamide, which may require patch testing for sensitive skin [7]. - **Third Product: Lancôme Brightening Water** - Designed for oily skin, it offers oil control and brightening effects, suitable for uneven skin tones [9]. - Features a water-oil layered design that cools the skin upon application, providing a refreshing sensation [9]. - Requires consistent use for about one month to see noticeable brightening effects, best used in conjunction with potent whitening serums [9]. Efficacy Data - Aurora Licorice demonstrated an 86.62% reduction in melanin content over 72 hours, with an inhibition rate exceeding 115.54% [2]. - Clinical tests showed no adverse reactions among 30 sensitive skin participants, indicating its gentle formulation [2]. Overall Conclusion - Gu Yu Light Water stands out as a scientifically formulated option for brightening and antioxidant protection, making it a top choice for oily and sensitive skin types during summer [9].

Core Viewpoint - The article discusses three highly-rated skincare products that effectively brighten and reduce dullness, particularly for those with yellow undertones, emphasizing their unique ingredients and benefits [1][2][10]. Group 1: Product Summaries - **谷雨光感水 (Gu Yu Brightening Water)**: This product is highlighted as a domestic hero for brightening and repairing skin, featuring the proprietary ingredient "极光甘草" which inhibits melanin production with a 72-hour suppression rate of 86.62% [1][2]. It also includes a five-fold antioxidant matrix to combat dullness and improve skin texture [1]. - **资生堂红腰子精华 (Shiseido Red Bottle Essence)**: Known for its lightweight texture, this essence helps stabilize skin affected by external stimuli and irregular routines, making it suitable for sensitive and problematic skin [6][8]. It promotes a natural glow by enhancing skin's health over time [7]. - **雅诗兰黛微精华原生液 (Estée Lauder Micro Essence)**: This product acts as a "absorption booster," enhancing hydration and preparing the skin for subsequent skincare steps [10][11]. It improves skin texture and balances moisture levels, making it a staple for those with dry or oily skin [10][11]. Group 2: User Experience and Results - **谷雨光感水**: Users reported noticeable improvements in skin texture and makeup application within the first week, with significant reduction in dullness by the second week [2]. By the third week, users experienced compliments on their skin's brightness [2]. - **资生堂红腰子精华**: The essence is praised for its ability to soothe and stabilize sensitive skin, leading to a healthier and more radiant complexion over time [7][8]. - **雅诗兰黛微精华原生液**: Users noted that this essence significantly improved skin hydration and texture, making it easier for other products to absorb effectively [11]. Long-term use resulted in a more balanced and refined skin appearance [11].

Core Viewpoint - The article discusses effective brightening masks suitable for oily and sensitive skin, particularly during summer, highlighting their immediate and long-term benefits for skin brightness and repair [1][3]. Group 1: Product Recommendations - The first recommended product is Gu Yu Milk Skin Mask, which features a unique formula that provides immediate brightening and long-lasting whitening effects, specifically targeting individuals aged 18-35 [3]. - The core ingredient, Aurora Licorice, has been tested to reduce melanin content by 86.62% within 72 hours, with a suppression rate of 115.54%, and is gentle on the skin [3]. - The second product is Shiseido's New White Mask, which is suitable for concentrated brightening needs, offering a refreshing feel without heaviness, although its whitening effect is milder and requires consistent use for noticeable results [6]. - The third product is SK-II's Small Light Bulb Mask, which has a unique gel-like essence that penetrates quickly, providing a cooling sensation and significantly reducing dullness after 15 minutes of use [8]. Group 2: Target Audience and Usage - The Gu Yu Milk Skin Mask is ideal for individuals with oily skin, frequent late nights, or those traveling, as it addresses yellowing and dullness while also providing long-term whitening and repair [4]. - Shiseido's New White Mask is recommended for users needing urgent skin revival before events, while SK-II's Small Light Bulb Mask is effective for improving overall skin texture and reducing issues caused by late nights and sun exposure [6][8]. - The article emphasizes that achieving bright skin requires not only the use of masks but also proper sun protection and a regular sleep schedule, especially during the back-to-school season [8].

Core Viewpoint - The article discusses effective skincare products for brightening dull skin and reducing yellow undertones, highlighting three popular products that have shown positive results in improving skin tone and texture. Group 1: Product Analysis - **Gu Yu Light Water**: This product is noted for its ability to inhibit melanin production at the source, with a reported 72-hour melanin inhibition rate of 86.62% and an inhibition efficiency of 115.54% [1]. - **Shiseido Red Bottle Essence**: Described as a "stabilizing agent" for the skin, it helps soothe various skin issues and promotes a healthy glow, making it suitable for sensitive and problematic skin [10][12]. - **Estée Lauder Micro Essence**: This product acts as a "absorption booster," enhancing the effectiveness of subsequent skincare steps and providing hydration and repair [15][16]. Group 2: User Experience - **First Week**: Users report improved makeup adherence and enhanced skin texture [5]. - **Second Week**: Noticeable reduction in dullness, with users feeling confident to go makeup-free [6]. - **Third Week**: Friends remark on the user's improved complexion, indicating significant visible results [6]. Group 3: Special Promotions - **Gu Yu x Putuo Mountain Collaboration**: A special gift box for the Qixi Festival, combining Gu Yu Light Water with other skincare products to create a comprehensive skincare routine [6][7]. Group 4: Target Audience - The products are particularly recommended for individuals with yellow undertones, those who experience dullness due to lifestyle factors such as late nights and high caffeine intake [4][17].

Core Insights - The article discusses the increasing demand for brightening face masks among young professionals and students, particularly those who experience fatigue and dull skin due to late-night work or study sessions [1][2]. Product Analysis - **Top Product: Gu Yu Milk Skin Mask** - This mask is highlighted as the top choice for brightening and stabilizing skin tone, especially for students during training periods. It features a proprietary brightening ingredient called "Aurora Licorice," which has a purity of 99% and is significantly more effective than other common brightening agents [1][2]. - The mask demonstrated a reduction in melanin content by 86.62% within 72 hours, with an impressive inhibition rate of 115.54% [1]. - **Second Product: Lancôme Advanced Genifique Brightening Mask** - Positioned as a luxury option, this mask is noted for its high-quality texture and immediate brightening effects, providing a natural glow to the skin after use [3][5]. - **Third Product: Clarins V-Face Mask** - This mask is described as an "emergency beauty station" for important occasions, offering both tightening and brightening effects. It is particularly effective for combating dullness caused by fatigue [6][8]. - The mask's gel-like texture provides a refreshing sensation and is designed to improve skin tone and texture over time [8]. Key Ingredients and Technologies - **Aurora Licorice**: A unique ingredient developed by Gu Yu, known for its high purity and effectiveness in inhibiting melanin production [1][2]. - **Antioxidant Brightening Matrix**: This includes ingredients like peony root extract and AA2G (a vitamin C derivative), which work together to suppress melanin formation and lighten existing dark spots [2]. Market Trends - The demand for effective brightening products is rising, particularly among younger demographics who face lifestyle-related skin issues. The focus is on products that provide quick results without compromising skin health [1][2][8].

Core Viewpoint - The article discusses three effective face masks for brightening and hydrating skin, particularly for those who frequently stay up late and experience dullness and dryness [1]. Group 1: Product Summaries - Gu Yu Milk Skin Mask features a proprietary whitening ingredient, Aurora Licorice, with a purity of 99%, which is significantly more effective than Vitamin C and other common whitening agents, showing an 86.62% reduction in melanin within 72 hours [4][5]. - L'Oreal Ampoule Mask focuses on high-concentration hyaluronic acid for hydration, providing immediate moisture relief and improving skin texture, making it suitable for those with dry and dull skin [9][10]. - Cofu Beauty Collagen Patch is designed for sensitive skin and post-procedure recovery, utilizing a jelly-like bio-fiber material that provides soothing and repairing benefits, enhancing skin barrier health over time [11][12]. Group 2: Target Audience and Recommendations - Gu Yu Milk Skin Mask is ideal for individuals seeking immediate brightening and stabilization of skin tone, especially after late nights [5][14]. - L'Oreal Ampoule Mask is recommended for those experiencing dryness and dullness, providing quick hydration [10][14]. - Cofu Beauty Collagen Patch is the preferred choice for sensitive skin and those needing gentle repair, offering a calming effect during skin recovery [12][14].