Table 1.

Particle size and Zeta potential of microspheres.

Sample	Particle Size (μm)	Zeta Potential (mV)	Encapsulation Efficiency (%)
PSM	6.422 ± 0.721 b	−21.18 ± 1.05 b	65.45 ± 0.43 b
LPSM	12.171 ± 0.960 a	−30.86 ± 1.37 a	92.78 ± 0.82 a

PSM, polysaccharide self-assembled microspheres; LPSM, lecithin-polysaccharide self-assembled microspheres. The different letters indicate significant differences.