Formulation and Stability Tests of Hair Tonic from Oil Palm (Elaeis guineensis Jacq.) Leaves Extract and Effectiveness in Protecting Hair. Journal of Tropical Pharmacy and Chemistry , [S. l.], v. 6, n. 2, p. 144–153, 2025. DOI: 10.30872/j.trop.pharm.chem.v6i2.248. Disponível em: https://jtpc.ff.unmul.ac.id/index.php/jtpc/article/view/248. Acesso em: 6 oct. 2025.