Salt has influenced human nutrition, health, politics, taxation, econo
my, freight, transport, and commerce throughout the ages. All human ac
tivities have been influenced by salt including economy, religious bel
iefs and practices, art, literature, psychoanalysis, superstitions, an
d exorcism. Salt is recognized as a symbol for friendship, hospitality
, chastity, alliance, table fellowship, fidelity, fertility, blessing,
curse and endurance, etc. The Bible is the first book of salt and con
tains no fewer than 24 references to this substance. In the Gospels th
e parable of salt is a central one. Many many church fathers have writ
ten on salt a substance, which up to 1969 was a relevant element in th
e rite of Baptism. This paper reviews the importance of common salt fo
r human life, and by drawing from various scientific and literary sour
ces makes a special discussion of its various symbolisms.