Health Benefits Of Hazelnuts Hazelnuts contain 91 percent monounsaturated fat and less than 4% saturated fat. Over 30 tree nut studies indicate this high level of monounsaturated fat is likely responsible for a reduction in both total blood and LDL cholesterol levels when hazelnuts are consumed as part of a diet low in saturated fat. Raw hazelnuts offer significant amounts of protein, fiber, iron, phosphorus, vitamins B1, B2, C, and E, folate and many other essential nutrients.   More Info Store in a cool dry place for up to 6 months. It is ok to refrigerate. Country of origin: Turkey.   Hazelnut Calories