Trade name that is given to sodium chloride (NaCl). It is classified into 3 types, sea salt, rock salt and vegetable salt. The most used is the sea salt that provides food saltiness. It is the most used spice in almost every meal because it allows the flavors to intensify. Aids hydration, to control water of the organism and is essential for the nervous system, although its use should be moderate and to consume it in excess leads to renal problems by precipitation of sodium in the kidneys.