Muliadi, R., Indalifiany, A., Armadany, F.I., Aspadiah, V. and Alidah, W.O.N. 2026. Innovative Formulation of a Facial Serum Using Avocado Oil (Persea americana Mill.) as a Facial Skin Moisturizer. Journal of Pharmaceutical and Natural Resources. 2, 1 (Jun. 2026), 24–32. DOI:https://doi.org/10.23960/jpnar.v2i1.pp24-32.