Try to consume no more than 1 teaspoon (6 grams) of table salt a day. That equals 2.4 grams of sodium a day. Studies show that persons with an increased risk of developing high blood pressure can help control the condition by further reducing table salt 2/3 teaspoon a day. That equals 1.5 grams of sodium a day. Both totals include all salt consumed -— that used in prepared foods and and at the table.