Table 2.

Physical properties of spray dried powder.

	Moisture content (%)	Water activity	Bulk density (g/mL)	Tapped density (g/mL)	Solubility (%)
Maltodextrin + HP	3.5 ± 0.17a	0.265 ± 0.01a	0.287 ± 0.02a	0.348 ± 0.01a	97.32 ± 0.45a
Maltodextrin + WPC + HP	3.32 ± 0.11a	0.255 ± 0.01a	0.285 ± 0.01a	0.345 ± 0.01a	96.68 ± 0.38a
WPC + HP	3.42 ± 0.08a	0.259 ± 0.02a	0.282 ± 0.02a	0.339 ± 0.01a	96.43 ± 0.52a

Different letters in the same column indicate statistical significant differences (P < 0.05).

Values are mean ± SD of three replications.

(Capsules diameter ranged between 1.5-5.57 μm).