| AUC | area under the curve |
| BG | blood glucose |
| DAO | diamine oxidase |
| FM | fructose malabsorption |
| FNNGIC | functional nonspecific non-allergic gastrointestinal complaints |
| GI | gastrointestinal |
| HIT | histamine intolerance |
| IBS | irritable bowel syndrome |
| LIT | lactose intolerance |
| ppm | parts per million |
| NCGS | non-celiac gluten sensitivity |
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