坚果被称为健康零食。因为坚果中富含对心脏有益的单不饱和、多不饱和脂肪,它们可以降低体内低密度脂蛋白的含量;此外,坚果中还含有可以降低血脂的植物固醇以及植物纤维、蛋白质、叶酸、维生素E、钾、镁等微量元素。坚果脂肪含量一般在40%~70%,是一种高能量的食物,适量吃有益健康。国外研究发现,每周吃50克~125克的量(去壳净果仁 Nuts are called healthy snacks. Because nuts are rich in heart-healthy monounsaturated, polyunsaturated fats, they lower the body’s low density lipoproteins; nuts also contain phytosterols that lower blood lipids, as well as plant fiber, protein, folic acid, Vitamin E, potassium, magnesium and other trace elements. Nut fat content is generally 40% to 70%, is a high-energy food, eat healthy amount. Foreign study found that eating 50 grams per week to 125 grams of the amount (shelled net nuts