Sodium regulates blood volume and pressure. Sodium is lost when your body sweats and through your diet you can replentish it. Excess Sodium leads to high blood pressure, swollen joints & weight gain. A deficiency can cause headache, nausea, vomiting, muscle cramps, irritability, weakness and fatigue. The recommended daily intake of sodium is 2300 mg or less, which is equal to a teaspoon of salt. Here are some Sodium rich foods. FRUITS like guavas, passion fruit & other tropical fruits contains high levels of sodium. Other fruit products like cranberry sauce, apple sauce and apple juice also contain the same amount of sodium. SALAMI Besides sodium content, salami contains little amounts of vitamin B12 and iron that aide brain health and the immune system. 1 salami slice has 226 mg of sodium.