Dewi, Sinta, Siti Malahayati, and Putri Vidiasari Darsono. 2023. “F Formulation And Evaluation Of Green Betel Leaf (Piper Betle L.) Essence Extract As An Anti Acne: Formulation And Evaluation Of Green Betel Leaf (Piper Betle L.) Essence Extract As An Anti Acne”. Journal Pharmaceutical Care and Sciences 4 (1):83-89. https://doi.org/10.33859/jpcs.v4i1.425.