Salt
Salt was any chemical compound composed of two ions that is not considered an acid or base. The word salt was also commonly used to refer to table salt, where something with too much added was said to taste salty. 

Table salt, known chemically as sodium chloride (NaCl), is an essential chemical compound, vital for Earthly life. It is responsible for the salinity of bodily fluids, and is important for the balance of electrolytes. It is also the most common seasoning in the galaxy. () Salt was commonly dispensed in shakers for example in mess halls aboard starship such as  and . (; ; )

In 2152, under the influence of mind-alerting radiation from a trinary star system, Hoshi Sato became increasingly concerned with the saltiness of the oden dish she was serving in the mess hall of the , thanks to a passing comment from Malcolm Reed. ()

Salt shakers in the shape of the  were, in 2255 of the alternate reality, featured at the Shipyard Bar in Iowa, on Earth. To use the salt stored inside, the salt was poured through holes in the container that formed an "s" shape on one side of the shaker, a forward area on the bottom of the model starship's saucer section. Shortly following a conversation between  and  during the bar's after-hours, Kirk absentmindedly toyed with one of the  salt shakers, releasing salt from it. The salt shaker he fiddled with apparently had a missing component on its topside, where a screw jutted out of the miniature. ()

In 2266, the  visited M-113 for routine medical examinations of the scientists working there. Ultimately, one of the scientists was revealed to be a species native to that arid world, a creature that required large quantities of salt to survive. This creature could draw the body salts from other beings to sustain itself, a process that was fatal to its victims. ()

Salt was a popular addition to food and was used by Humans, Bolians, and other species. Starfleet ration packs carried salt. ()

Salt was one of the words Miles O'Brien used due to his infection of the aphasia virus. ()

In 2369, Commander Benjamin Sisko and Ilon Tandro compared the Trill and their symbionts to salt added to water. ()

In 2374, B'Elanna Torres said that with a little sodium chloride, the Silver Blood would probably taste a lot like Neelix's soup. ()

In 2377, when Seven of Nine served a meal that included luhvian quail as a main course, Tom Paris asked if there was any salt, but Seven insisted that "Additional seasoning is not required." ()

Types 
 Brine
 Ice salt
 Firesalt
 Nimian sea salt
 Sodium salt
 Suck salt

External links 
 
 
 

de:Natriumchlorid
Herbs and spices
Chemical compounds