| FA | food allergy |
| CMPA | cow’s milk protein allergy |
| CM | cow’s milk |
| EAACI | European Association of Allergy and Immunology |
| EHF | extensively hydrolyzed formula |
| AAF | amino acid formula |
| FPIAP | food-protein-induced allergic proctocolitis |
| FPIES | food-protein-induced enterocolitis syndrome |
| OFC | oral food challenge |
| FPE | food protein enteropathy |