Kurnia, Felicia, Tan Suyono, Ali Napiah Nasuyion, and Sahna Ferdinan. 2022. “Formulation And Testing Of The Effectiveness Of The Ethanol Extract Lotion Of Rosella Flower (Hibiscus Sabdariffa L.) Lotion As A Skin Moisturizer”. International Journal of Health and Pharmaceutical (IJHP) 2 (4):633-43. https://doi.org/10.51601/ijhp.v2i4.103.