Black Olives Histamine Information

Black olives, consumed as a part of Mediterranean cuisine, are a staple in many diets. While they carry a great nutritional profile and antioxidant properties, their impact on histamine levels is of particular interest. According to research, black olives are not high in histamine content, nor are they classified as histamine liberators. On the contrary, a study conducted in 2015 has shown that the biophenols present in olives, particularly Oleuropein, can act as an inhibitor of the effects of histamine, potentially reducing the symptoms of histamine intolerance. Furthermore, the antioxidant properties present in black olives may even help reduce inflammation caused by histamine reactions in some individuals. However, it's important to note that many commercial black olives are often brined or pickled, and vinegar, which is a common ingredient in these processes, is high in histamine. Therefore, someone with histamine intolerance may still react to store-bought black olives, despite the olives themselves potentially having low histamine content. Therefore, consuming black olives may vary in its impact on individual histamine levels based on their preparation and overall dietary makeup. As this topic requires further research, people with histamine intolerance or hypersensitivity should monitor their body's reaction when consuming black olives, and consult with a healthcare professional for personalized advice. References: 1. Boris Guijarro, L., et al., (2015). Inhibition of Histamine-Induced Gastric Acid Secretion by Oleuropein. Journal of Agricultural and Food Chemistry, 63 (33), 7353–7360. (https://pubs.acs.org/doi/abs/10.1021/acs.jafc.5b02788) 2. Hartmans Collins, S., (Aug 2019). Health Benefits of Olives and Olive Oil. SpunOut.ie (https://spunout.ie/health/healthy-eating/health-benefits-of-olives-olive-oil) 3. Nutrition And You (2021). Olives nutrition facts. (https://www.nutrition-and-you.com/olives.html)