Table 2.

Size, PDI, ZP, and percent entrapment efficiency of SLNs loaded with different concentrations of nicotine (n = 3).

Nicotine (% w/w)	Size (nm)	PDI	ZP (mV)	Entrapment Efficiency
0.1	114.4 ± 2.33	0.213 ± 0.012	−48.2 ± 3.49	4.59 ± 18.81
0.2	136.0 ± 23.47	0.271 ± 0.061	−46.1 ± 7.56	11.51 ± 1.93
0.25	108.3 ± 2.77	0.201 ± 0.010	−29.6 ± 6.95	15.66 ± 15.38
0.5	112.3 ± 1.54	0.197 ± 0.008	−46.6 ± 4.89	11.15 ± 2.59
1.0	119.3 ± 2.70	0.151 ± 0.008	−52.4 ± 4.54	16.47 ± 5.64