Syukri, D., Azima, F. and Aprialdho, R. 2023. Study on the Utilization of Catechins from Gambir (Uncaria Gambir Roxb) Leaves as Antioxidants Cooking Oil. Andalasian International Journal of Agriculture and Natural Sciences (AIJANS). 3, 01 (Sep. 2023), 12-25. DOI:https://doi.org/10.25077/aijans.v3.i01.12-25.2022.