| GLP-1RAs | Glucagon-like peptide-1 receptor agonists |
| PRISMA | Preferred Reporting Items for Systematic Reviews and Meta-Analyses |
| NHBLI | National Heart, Lung, and Blood Institute |
| GLP-1 | Glucagon-like peptide-1 |
| GLP1Rs | GLP-1 receptors |
| T2DM | Type 2 Diabetes Mellitus |
| BMI | Body mass index |
| Pso | Psoriasis |
| HS | Hidradenitis suppurativa |
| TNF-α | Tumor necrosis factor-alpha |
| IL-17 | Interleukin-17 |
| BP | Bullous pemphigoid |
| PG | Pyoderma gangrenosum |
| PASI | Psoriasis Area and Severity Index |
| DLQI | Dermatology Life Quality Index |
| NF-κB | Nuclear factor-kappa B |
| IL-6 | Interleukin-6 |
| iNKT | Invariant natural killer T |
| IELs | Intestinal intraepithelial lymphocytes |
| HSP | Heat shock proteins |
| ERK | Extracellular signal-regulated kinase |