AOAC	Association of Official Analytical Chemists
DPPH	2,2-diphenyl-1-picrylhydrazyl
ABTS	2,2-azino-bis(3-ethylbenzothiazoline-6-sulfonic acid)
OPA	o-phthaldialdehyde
SDS	Sodium dodecyl sulfate
DTT	Dithiothreitol
HCl	Hydrochloric acid
SSF	Simulated salivary fluid
SGF	Simulated gastric fluid
SIF	Simulated intestinal fluid
TEAC	Trolox equivalent antioxidant capacity
MTT	3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide
DMSO	dimethyl sulfoxide
TSA	Tryptic Soy Agar
PBS	Phosphate-buffered saline
FBS	Fetal bovine serum
DH	Degree of hydrolysis
LC	Reborn Collagen
HC	Halavet Collagen
LC	Lapi Collagen
VC	Vital Collagen
NC	Nature’s Supreme Collagen
FTIR	Fourier transform infrared spectroscopy
HPLC	High-performance liquid chromatography
MW	Molecular weight
MN	Molecular weight distribution
ANOVA	Analysis of variance
PCA	Principal component analysis
SD	Standard Deviation