Core Insights - Metoday's "Day and Night Whitening Kit" has successfully passed rigorous testing by the prominent evaluation platform "Dad Evaluation," establishing itself as the only orally ingested whitening product to achieve this certification [1][2]. Group 1: Product Testing and Validation - The oral beauty market is expanding, yet consumer concerns regarding product safety and efficacy persist. Metoday proactively submitted its product for scientific validation to build market trust [2]. - The testing process adhered to newly established industry standards, which were released on March 22, 2024, after Metoday initiated the testing on March 6, 2024. A "three-tier verification system" was implemented, including a 28-day washout period, double-blind trials, and independent third-party laboratory screening [2][3]. - The 28-day washout period required participants to refrain from using any whitening products to eliminate residual effects from previous skincare routines [2]. Group 2: Testing Methodology - A total of 70 volunteers participated in the double-blind experiment, divided into a test group using the Metoday kit and a control group using a placebo. Both groups underwent a four-week and eight-week trial, followed by a ten-day data analysis period [3]. - The independent third-party laboratory conducted extensive safety tests covering 50 hormone tests, 4 heavy metals, 3 preservatives, 7 artificial colorants, and 6 microbiological indicators, all of which met the required safety standards [3]. Group 3: Research and Development Philosophy - The development of the "Day and Night Whitening Kit" is based on the Nobel Prize-winning theory of "circadian rhythms," which was awarded in 2017. Metoday has researched the relationship between skin metabolism and whitening pathways, leading to the creation of the "Morning Protection + Night Recovery" model [4]. - The kit consists of two products: the daytime small white bottle focusing on protection and the nighttime small purple bottle focusing on recovery, providing a targeted whitening solution [4][5][7]. Group 4: Key Ingredients - The daytime small white bottle targets melanin production through five key pathways, featuring star ingredients such as patented white tomato extract, root skin extract, cherry extract, and niacinamide [5][6]. - The nighttime small purple bottle emphasizes cellular repair and regeneration, containing key ingredients like GABA, high-concentration hyaluronic acid, rice bran extract, patented PQQ, and wheat germ extract [7]. Group 5: Market Implications - Metoday's founder, Michael Kerr, emphasizes the importance of combining natural gifts with scientific rigor in health products. The rigorous testing process and adherence to the latest standards provide a practical example of validating the safety and efficacy of oral beauty products [11]. - As the oral beauty market continues to grow, consumer demand for efficacy and safety is increasing. Brands like Metoday that prioritize scientific development may inject more scientific momentum into the future health consumption market [11].

Core Insights - Metoday's "Day and Night Whitening Kit" has successfully passed rigorous testing by the prominent evaluation platform "Old Dad Evaluation," establishing itself as the only oral whitening product to achieve this certification [1][2]. Group 1: Product Testing and Validation - The oral beauty market is expanding, but consumer concerns about product safety and efficacy persist. Metoday chose to submit its product for scientific validation to build market trust [2]. - The testing process utilized a three-tier verification system: a 28-day washout period, a double-blind experiment, and independent third-party laboratory screening [2][3]. - The entire testing process took 182 days and incurred a total cost of approximately 305,093.2 yuan (about 30 million) [3]. Group 2: Research and Development Philosophy - The development of the "Day and Night Whitening Kit" is based on the "Circadian Rhythm" theory, which won the Nobel Prize in Physiology or Medicine in 2017. Metoday has integrated this theory into its product development [4]. - The kit includes two products: a daytime protection serum and a nighttime recovery serum, each targeting specific skin needs [4]. Group 3: Key Ingredients and Formulations - The daytime serum focuses on protection against melanin production, featuring key ingredients such as patented white tomato extract, root skin extract, cherry extract, and niacinamide [5][6]. - The nighttime serum emphasizes deep cellular repair and regeneration, containing ingredients like GABA, high-concentration hyaluronic acid, rice bran extract, patented PQQ, and wheat germ extract [7]. Group 4: Market Implications - Metoday's founder, Michael Kerr, emphasizes the importance of combining natural ingredients with scientific rigor in health products. The successful testing of the oral beauty product may enhance consumer confidence in the growing market [11].