Table 1.

The particle size, size distribution and zeta potential of PTS ethosomes stored for up to 3 months, measured via dynamic light scattering (DLS).

Time (day)	Diameter (nm)	PDI	Zeta potential (mV)
1	131.9 ± 45.6	0.198	−22.3 ± 7.08
15	137.8 ± 44.7	0.177	−23.5 ± 7.5
60	140.2 ± 35.2	0.210	−22.4 ± 7.21
90	163.3 ± 40.78	0.199	−25.2 ± 7.03