NF-κB	Nuclear Factor-kappa B
MAPK	Mitogen-Activated Protein Kinases
Nrf2	Nuclear Factor Erythroid 2–Related Factor 2
FOS	Fructooligosaccharides
SCFA	Short-Chain Fatty Acids
Treg	Regulatory T Cells
EPA	Eicosapentaenoic Acid
DHA	Docosahexaenoic Acid
SPMs	Specialized Pro-Resolving Mediators
VDR	Vitamin D Receptor
IL	Interleukin
TNF-α	Tumor Necrosis Factor-Alpha
ROS	Reactive Oxygen Species
NK	Natural Killer (Cells)
HO-1	Like Heme Oxygenase-1
GPx	Glutathione Peroxidase
EGCG	Epigallocatechin-3-Gallate
AMPK	AMP-Activated Protein Kinase
SIRT1	Sirtuin 1
mTOR	Mechanistic Target of Rapamycin
SASP	Senescence-Associated Secretory Phenotype
COX-2	Cyclooxygenase-2
iNOS	Inducible Nitric Oxide Synthase
JAK/STAT	Janus Kinase / Signal Transducer and Activator of Transcription
NLRP3	NOD-, LRR- and Pyrin Domain-Containing Protein 3
ICAM-1	Intercellular Adhesion Molecule 1
VCAM-1	Vascular Cell Adhesion Molecule 1
RARs	Retinoic Acid Receptors
MCP-1	Monocyte Chemoattractant Protein-1
LC-PUFAs	Long-Chain Polyunsaturated Fatty Acids
LOX	Lipoxygenase
ChemR23	Chemerin Receptor 23
GPR32	G-Protein-Coupled Receptor 32
ALX/FPR2	Lipoxin A4 Receptor / Formyl Peptide Receptor 2
CRP	C-Reactive Protein
URTIs	Upper Respiratory Tract Infections
RCTs	Randomized Controlled Trials
GALT	Gut-Associated Lymphoid Tissue
TGF-β	Transforming Growth Factor-Beta
Th1	T Helper Type 1 (Cells)
sIgA	Secretory Immunoglobulin A
IFN-γ	Interferon Gamma