Table 1 Mean particle size, polydispersity index, and zeta potential of SLN and 4NSG-SLN formulation
Formulation | Particle size (nm) | Polydispersity Index | Zeta potential (mV) | Entrapment Efficiency (%) |
|---|---|---|---|---|
SLN | 35.1 ± 4.2 | 0.3 |  + 0.2 | - |
4NSG-SLN | 82.3 ± 6.7 | 0.5 |  + 11.8 | 98.7 ± 4.5 |