Core Viewpoint - The whitening ingredient tranexamic acid is experiencing a resurgence in the skincare market, moving from a previously overlooked status to becoming a popular choice among brands and consumers [1][5][20]. Ingredient Trends - Traditional whitening ingredients like niacinamide, arbutin, and alpha hydroxy acids dominate the market, while tranexamic acid, once popularized by Shiseido, has seen a revival due to new research validating its efficacy [1][5]. - In Q1 2024, tranexamic acid entered the top 10 list of popular cosmetic ingredients, marking a significant increase from its previous ranking of 15 in the same period last year [5][6]. Market Growth - The number of registered products containing tranexamic acid has surged, with 918 new registrations in 2024 and a compound annual growth rate exceeding 80% over the past three years [6][8]. - By May 2025, over 3,000 products featuring tranexamic acid were registered, reflecting a year-on-year growth of over 100% [6][8]. Brand Strategies - Major brands are increasingly incorporating tranexamic acid into their product lines, with companies like OLAY and domestic brands like Proya launching new products featuring this ingredient [14][15]. - The competitive landscape in the whitening market is intensifying, with brands seeking innovative narratives to differentiate their offerings amid a saturated market [13][20]. Research and Development - Procter & Gamble's recent research highlights the mechanism by which tranexamic acid inhibits melanin production, providing a scientific basis for its use in whitening products [10][12]. - The study indicates that tranexamic acid can stabilize melanocytes, preventing excessive melanin transfer to skin cells, thus enhancing its whitening effects [12][13]. Consumer Engagement - The rise of "ingredient-focused" consumers has led to increased discussions about tranexamic acid on social media platforms, indicating growing consumer interest and awareness [17][18]. - However, the lack of a standout product in the market is seen as a barrier to tranexamic acid's widespread adoption, with brands needing to innovate to capture consumer attention [18][19]. Future Outlook - The potential for tranexamic acid to become a leading whitening ingredient hinges on overcoming challenges related to its skin absorption and stability [18][19]. - Innovations such as microneedling combined with tranexamic acid are being explored to enhance its efficacy and safety in topical applications [18][19]. - The cost of tranexamic acid remains a factor, with current prices significantly higher than those of established ingredients like niacinamide, which may limit its market penetration [19][20].