Table 1: Composition, particle size, polydispersity index (PDI), zeta potential, and encapsulation efficiency percent (EE%) of prepared vesicles.

FormulationPhospholipid (mg/mL)Cholesterol (mg/mL) Span 80 (mg/mL) Particle size (nm)PDIZeta potential (mV)EE%

Liposome10030152 ± 21.30.37−39.2 ± 3.942.61 ± 3.62
Ethosome10030202 ± 20.60.34−41.2 ± 2.151.72 ± 4.36
Transfersome1003030145 ± 6.60.11−38.9 ± 4.146.73 ± 5.21