Sodium and potassium work together to help control the body's water balance and to regulate pressure within and between the cells. Sodium is the main mineral in the fluid around the cells while potassium is inside the cells. Sodium and potassium also help transmit nerve impulses so that muscles can function. Sodium Sodium is only one of fifteen or more required minerals in the body. It is found naturally in many foods, mostly as sodium chloride, which is the same as common table salt.
Table salt is the most concentrated form of sodium.
It is 40 percent sodium and 60 percent chlorine. This is 4000 to 6000 milligrams of sodium. The salt shaker. A level teaspoon of table salt contains 2,000 milligrams of sodium. It is recommended that the salt shaker be kept off the table.