Hazelnuts: Nutritional Profile, Health Effects, and Ethical Sourcing Considerations
Hazelnuts are the second-largest tree nut crop globally by economic value, according to agricultural data. [1] The nuts, also known as filberts or cobnuts, are produced primarily in Turkey, which accounts for approximately 75 percent of the world’s supply. [2] This article examines the nutritional composition, health outcome associations, production ethics, and culinary applications of hazelnuts, drawing on peer-reviewed studies and industry reports. Evidence from clinical trials indicates potential benefits for cardiovascular health, glycemic control, and inflammation. At the same time, labor and environmental concerns surrounding hazelnut production, particularly in Turkey, have been documented by human rights investigators and environmental assessments.
Nutritional Composition
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