Hazelnut oil, equivalent to olive oil in oleic acid, contains plenty of vitamin E and eating a teacup of hazelnuts helps lower cholesterol.Containing 600 calories per 100 grams, hazelnuts are a precious food rich in the oleic acid and in herbal protein. Equivalent to olive oil with the oleic acid it contains, hazelnut oil also has plenty of vitamin E. It has been scientifically proven that hazelnut is a unique food for providing blood formation, preserving bone density, boosting immune system and preventing cancer.It reduces cholesterol: Eighty-three percent of the healthy oils that hazelnut and its oil include contain oleic oil acid, which is found in olive oil, as well. In other words, hazelnut oil can be considered as an equivalent of olive oil. Experimental research done by the Scientific and Technological Research Council of Turkey (TÜBİTAK) has shown that oleic acid prevents high level of cholesterol in healthy individuals and regular consumption of hazelnuts and hazelnut oil helps those who have high cholesterol problems to reduce the blood cholesterol by 28 percent per month on average. Hazelnuts also include linoleic acid, a crucial oil acid that is rarely seen and cannot be synthesized by the body. These two oils reduce apolipoprotein B, which is harmful to the heart, and increase apolipoprotein A by 28 percent, which is beneficial for the heart. Consumption of hazelnuts in the amount of a teacup per day is a convenient way to help reduce cholesterol. It helps blood formation, preserves mental health: Hazelnut helps blood formation thanks to it being rich in iron and zinc and preserves mental health due to having plenty of vitamin B complex. In addition, it is high in potassium, an important mineral for nerve stimulation and muscular tissue development. Its blood-formation properties can be seen when children consume 2 teacups of hazelnuts and adults consume 1.5 teacups. In addition, a handful of hazelnuts consumed with a water glass of oil-free milk is beneficial for gathering strength of muscles after exercise. It increases body resistance: Hazelnuts and hazelnut oil are one of the richest foods in vitamin E. Affecting the heart, muscles and reproduction system positively as hazelnuts help increase the body's resistance by preventing digestion of red blood cells. About 20 to 25 hazelnuts per day is effective in boosting the immune system.It prevents cancer: Vitamin E and the antioxidants found in hazelnut oil are fundamental structures of hazelnut safeguards against cancer. Vitamin E preserves cells against potential harms and prevents the increase of cancer cells by boosting the immune system. In addition to vitamin E, hazelnut is an important snack in clearing out carcinogens thanks to its antioxidants such as selenium, beta carotene and lutein.It boosts metabolism: Having a low glycemic index and a high amount of fiber, hazelnut is a leading snack for feeling full. Containing a high amount of healthy oils and vegetable protein, hazelnuts go slowly through the intestines so its effect on blood sugar is low. Because it slightly increases blood sugar, the period of being full is long. Hazelnut consumption also leads to burning a high amount of calories during digestion. By leading to a high loss of calories in stool, it boosts both the digestion system and metabolic rate by 10 percent, which we call the thermal energy of food.