Potential of Ferulic Acid from Corn Oil as a Natural Whitening Agent: In Vitro Study on Tyrosinase Enzyme InhibitionNurani Sofiana, Arief Syamsuddin, Adi Permadi, Siti Jamilatun, Trianik Widyaningrum, Wahidah Mahanani Rahayu, Siti Salamah and SunartiBIO Web Conf., 190 (2025) 01029DOI: https://doi.org/10.1051/bioconf/202519001029