Quinton Isotonic is pure seawater harvested from protected plankton blooms by Laboratories. Quinton, following strict protocols established by Rene Quinton. These protocols ensure that the product is of the highest quality and purity. Quinton Isotonic™ is diluted to an isotonic concentration to conform to the human extracellular matrix (bioterrain). Quinton Isotonic™ is excellent for long term use and is easily absorbed into the body when taken orally.