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When comparing nuts and seeds, while walnuts offer the most omega-3 fatty acids per serving (walnuts have 2.6 grams per one-ounce serving; pistachios have 0.1 grams per one-ounce serving); pistachios have several other components (i.e., monounsaturated and polyunsaturated fats, arginineArginine is one of the 20 amino acids that serve as the building blocks in protein. Arginine is not an "essential" amino acid; it is not essential to the diet, but can be made by the body from other substances. Arginine changes into nitric oxide, which causes blood vessel to relax (vasodilation). Preliminary studies suggests that arginine may help treat medical conditions such as atherosclerosis (clogged arteries), coronary artery disease, erectile dysfunction, heart failure, and peripheral vascular disease. Arginine is available in foods such as meats, poultry and nuts., phytosterolsPhytosterols, also referred to as plant sterols are a functional component found in plants that may reduce the risk of heart disease by lowering LDL cholesterol levels by blocking dietary cholesterol absorption., and antioxidantsAntioxidants protect cells from damage caused by free radicals (compounds made during the metabolism of oxygen). ) that make them a superior nut for heart health.
