Optimization of Formulation and Operating Parameters for Ginkgo biloba Extract Nanosuspension by Wet Ball Milling Using a Box–Behnken Design

Table 4

Examples in the literature of GBE prepared by different methods.

Methods	Particle size (nm)
Film dispersion-homogenization method [12]	141
Emulsion solvent evaporation combined with freeze-drying [26]	56.0
Liquid antisolvent precipitation [27]	76.9
Supercritical antisolvent [7]	81.2
This paper	171.2