AACC	American Association of Cereal Chemists
ABTS	2,2′-azinobis(3-ethylbenzothiazoline-6-sulfonic acid)
AOAC	Association of Official Analytical Collaboration
CE	Circular economy
CSE	Conventional solvent extraction
DPPH	2,2-diphenyl-1-picrylhydrazyl
DW	Dry weight
FAO	Food and Agriculture Organization
FTIR	Fourier transform infrared spectroscopy
GAE	Gallic acid equivalents
GC-MS	Gas chromatography–mass spectrometry
HPAEC-PAD	High-performance anion-exchange chromatography with pulsed amperometric detection
HPLC	High-performance liquid chromatography
HPLC-DAD	High-performance liquid chromatography with diode array detection
HRMS	High-resolution mass spectrometry
LCA	Life cycle assessment
LC-MS	Liquid chromatography–mass spectrometry
LC-MS/MS	Liquid chromatography–tandem mass spectrometry
MAE	Microwave-assisted extraction
MALDI-TOF-MS	Matrix-assisted laser desorption/ionization time-of-flight mass spectrometry
NADESs	Natural deep eutectic solvents
NMR	Nuclear magnetic resonance
PLE	Pressurized liquid extraction
PRISMA	Preferred Reporting Items for Systematic Reviews and Meta-Analyses
RP-HPLC	Reverse-phase high-performance liquid chromatography
SCFAs	Short-chain fatty acids
SDS-PAGE	Sodium dodecyl sulfate–polyacrylamide gel electrophoresis
SFE	Supercritical fluid extraction
TEA	Techno-economic assessment
TRL	Technology readiness level
UAE	Ultrasound-assisted extraction
UV–Vis	Ultraviolet–visible spectroscopy