NURFARIDA, Umiyuliatul; ROHMAH, Martina Kurnia; AMBARI, Yani. Antioxidant Activity of Green and Purple Kale Leaves (Brassica oleracea L.) Ethanol Extract. JFIOnline | Print ISSN 1412-1107 | e-ISSN 2355-696X, [S. l.], v. 18, n. 1, p. 19–29, 2026. Disponível em: https://jfi-online.org/index.php/jfi/article/view/480. Acesso em: 30 jan. 2026.