Neptune Bath Salts were a variety of hygiene and medical product used on planet 892-IV.
In 2268, Captain James T. Kirk noted an advertisement for Neptune Bath Salts in an issue of The Gallian during his visit there. According to one of the planet's inhabitants, Septimus, the name of these bath salts were "taken from the names of false gods." (TOS: "Bread and Circuses")
See also
- Epsom salts
- Jupiter 8
- Mars Toothpaste