Table 3.

Particle size, PDI, zeta potential, and entrapment efficiency of formulation of N1–N13.

	Size (nm)	PDI	Zeta potential (mV)	EE (%)
N1	1510.9 ± 20.5	0.308 ± 0.067	–30.3 ± 5.7	2.4 ± 0.5
N2	141.3 ± 5.5	0.126 ± 0.019	–23.3 ± 2.2	20.4 ± 1.5
N3	192.6 ± 0.8	0.176 ± 0.039	–15.9 ± 3.4	26.8 ± 0.7
N4	175.0 ± 1.7	0.153 ± 0.021	–19.8 ± 0.5	1.9 ± 0.2
N5	196.8 ± 4.8	0.144 ± 0.012	–23.4 ± 4.3	26.7 ± 2.5
N6	209.6 ± 7.0	0.277 ± 0.021	–22.4 ± 5.5	36.9 ± 12.3
N7	234.7 ± 11.3	0.226 ± 0.062	–22.1 ± 0.7	39.3 ± 16.7
N8	206.6 ± 4.4	0.319 ± 0.057	–18.2 ± 0.6	31.1 ± 1.7
N9	199.8 ± 3.0	0.146 ± 0.005	–17.8 ± 0.3	37.2 ± 0.5
N10	186.2 ± 2.3	0.279 ± 0.045	–17.6 ± 0.5	40.5 ± 3.2
N11	150.0 ± 3.2	0.077 ± 0.056	–18.7 ± 0.6	64.4 ± 2.0
N12	142.5 ± 1.6	0.430 ± 0.038	–21.5 ± 0.6	37.8 ± 1.4
N13	115.3 ± 9.2	0.502 ± 0.117	–22.6 ± 0.3	35.8 ± 1.5

Data are expressed as the mean ± S.D. (n = 3).