Table 2.

Stability of amphiphilic BCP protected β-carotene nanoparticles in 90 mL of H₂O and 10 mL of THF

β-carotene (mg)	50		50		50		50		50
PS(10k)-b-PEG(5k) (mg)	-		50		-		-		-
PCL(12k)-b-PEG(5k) (mg)	-		-		50		-		-
PLA(10k)-b-PEG(5k) (mg)	-		-		-		50		-
PLGA(10k)-b-PEG(5k) (mg)	-		-		-		-		50
Saline (1 wt%)	w/o	w/	w/o	w/	w/o	w/	w/o	w/	w/o	w/
$\overline{d_{\mathrm{m}}}$ (nm)	89	> 1000	32	36	42	44	38	41	62	69
ζ (mV)	−19.9	−0.1	−7.6	0.9	−27.5	−3.4	−36.1	--	−23.1	0.1
Stable (Y/N)	N	N	Y	Y	N	N	N	N	Y	Y