ETHNOBOTANICAL SURVEY OF COSMETIC PLANTS USED IN KATSINA STATE, FORMULATION OF NATURAL POLY HERBAL LIGHTENING CREAM USING Curcuma longa AND Curcubita pepo EXTRACTS. FJS [Internet]. 2023 Dec. 31 [cited 2025 Sep. 4];7(6):313-27. Available from: https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/2133