a*	red/green value
b*	blue/yellow value
BET	Brunauer–Emmett–Teller theory
C3G	cyanidin-3-glucoside
DLS	dynamic light scattering
EDTA	ethylenediaminetetraacetic acid disodium salt dihydrate
FT-IR	Fourier-transform infrared spectroscopy
L*	lightness
NC	nanocellulose
ROS	reactive oxygen species
SEM	scanning electronic microscopy
TEM	transmission electronic microscopy
TGA	thermogravimetric analysis
TPTZ	2,4,6-tris(2-pyridyl)-s-triazine
XRD	X-ray diffraction analysis