Kokilam K.Renggasamy, and Elizah Mohamed. “Extraction of Lutein from Banana Peel via Ultrasound-Assisted Extraction Method for the Formulation of Antioxidant Soap”. Progress in Engineering Application and Technology 7, no. 1 (May 19, 2026): 698–709. Accessed July 23, 2026. https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/22994.