The fat in the hazelnut is high (65%), but it is a very healthy fat and is accompanied by many other essential nutrients for health. They are rich in ico ol and abundant acid and antioxidants, vitamin E and phytosterols. A serving of 30 grams provides 67% of the vitamin E that is needed per day. They are friends of the heart since their fats have cardioprotective effect because they favor the balance in HDL (good) and LDL (bad) cholesterol levels . Due to their special nutritional content, they are highly recommended for pregnant or lactating women, as well as for children who are growing.