How much do you need? Five to 10 grams of soluble fiber a day decreases LDL cholesterol by about 5 percent. Some studies showed that this amount can lower cholesterol by as much as 23 percent. One bowl of oatmeal contains about 3 grams of soluble fiber.
Limit your intake to ~ 1.5 ounces a day, as nuts are high in calories. The best way to reap the health benefits of nuts is to eat them in replacement of foods that are high in saturated fats such as meat products.
How much do you need? In 2002, the American Heart Association recommended eating at least 2 servings of fish a week, particularly fatty fish such as mackerel, salmon, sardines, trout and herring.