Hazel Nuts are one of the most nutritious nuts on the planet, mostly due to their antioxidant qualities. Hazel Nuts also have unique flavor characteristics that enhance many savory dishes that contain them. Hazel Nuts are extremely healthy nuts in the sense that they help you stay fuller for longer, maintain good cholesterol, and are a source of multiple minerals such as copper, manganese, phosphorus, and zinc. These nuts also contain a considerable amount of vitamins such as vitamins B1, B2, B3, D, and K. Hazelnuts have a great nutrient profile. Although they are high in calories, they are loaded with nutrients and healthy fats, high in magnesium, calcium and vitamin B .