You can make gradual changes. For instance, start by limiting yourself to 2,400 milligrams of sodium per day (about 1 teaspoon). Then, once your body has adjusted to the diet, cut back to 1,500 milligrams of sodium per day (about 2/3 teaspoon). These amounts include all sodium eaten, including sodium in food products as well as in what you cook with or add at the table.