Yam Histamine Information

Yams, a type of tuberous vegetable, don't seem to have a significant impact on histamine levels directly. They are not typically listed on high histamine or histamine-liberating food lists [1]. However, the way yams are processed or cooked may influence their histamine content or their effect on histamine levels. For example, when fermented (a process known to increase histamine levels), yams could potentially become a high histamine product. Also, yams contain several nutrients such as Vitamin C and Quercetin which are known to support the stabilization of mast cells, cells that release histamine in the body, and to assist in degrading histamines in the body [2]. These properties might suggest that yams could potentially help lower histamine levels, although more specific research would be needed to confirm this. It's worth highlighting that each person's response to specific foods can vary. Individuals with histamine intolerance and other food sensitivities may have different reactions to the same foods. Thus, while yams are not typically considered a high histamine or histamine liberating food, some individuals may observe a different response due to their unique metabolic and immune responses. In general, fresh, unprocessed foods are least likely to contain high levels of histamines, while aged, fermented or damaged foods are likelier to contain higher levels [3]. An appropriate medical professional or dietitian should be consulted for advice tailored to an individual's specific health circumstances. [1] Maintz, L., & Novak, N. (2007). Histamine and histamine intolerance. The American Journal of Clinical Nutrition, 85(5), 1185–1196. https://doi.org/10.1093/ajcn/85.5.1185 [2] Kawai, M., Hirano, T., & Higa, S. (2007). Flavonoids and related compounds as anti-allergic substances. Allergology International,56(2), 113-123. https://doi.org/10.2332/allergolint.R-06-135 [3] Schnedl WJ, Lackner S, Enko D, Schenk M, Mangge H, Forster F. Evaluation of symptoms and symptom combinations in histamine intolerance. Intest Research. 2019;17(3):427-433. DOI: 10.5217/ir.2018.00152.