Astuti, F., Akrom, Mustofa, Setianto, A.B. and Hidayati, T. 2026. Formulation Optimization and In Vitro Antioxidant Evaluation of a Polyherbal Nanosuspension Incorporating Apium graveolens, Centella asiatica, and Orthosiphon stamineus. Science and Technology Indonesia. 11, 1 (Jan. 2026), 65–83. DOI:https://doi.org/10.26554/sti.2026.11.1.65-83.