Purwanti R, Hanan Yumna N. Uji Sifat Fisik Body Scrub dari Ekstrak Ubi Jalar Ungu ( Ipomoea batatas Lam ). JPI [Internet]. 2022 Jun. 27 [cited 2025 Oct. 18];11(2). Available from: https://jurnal.permataindonesia.ac.id/index.php/JPI/article/view/67