Browsing Skripsi Sarjana by Advisor "Putra, Imam Budi"
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Uji Klinis Pendahuluan Efektivitas Krim Anti-Aging Dari Ekstrak Daun Ubi Jalar Ungu (Ipomoea batatas L. Poir) (Universitas Sumatera Utara, 2019)Background: Purple sweet potatoes leaves contain anthocyanin compounds. Anthocyanin compounds function as antioxidants and free radical scavengers, so they play a role in preventing premature aging. Cream is one of the ...