Safitri, C., & astrid, fiorentina. (2026). Formulation and Physical Quality Testing of Lip Balm Preparations from Pineapple Leaf Extract (Ananas comosus L). Jurnal Sintesis: Penelitian Sains, Terapan Dan Analisisnya, 7(1). https://doi.org/10.56399/jst.v7i1.359