Muini CFM, Mulki MA. Downstream Utilization of Palm Oil Waste: The Potential of the Unsaponifiable Fraction as a Natural Anti-Aging and Moisturizing Active Ingredient for the Modern Cosmetics Industry. JPS [Internet]. 2026 Jun. 27 [cited 2026 Jun. 27];9(2):1902-13. Available from: https://journal-jps.com/new/index.php/jps/article/view/1700