Another name for magnesium sulfate is Epsom Salts. However, greater concentrations may be tolerated depending on pig age, presence of other stresses, and the type of sulfate salt in the water. Pig performance may be affected by high-sulfate waters. Fluoride is not an essential nutrient. In low concentrations, it does not affect livestock performance or health.
Salinity is a measure of all salts dissolved in the water.
Pigs can adjust to saline water if the adjustment period occurs over several weeks. Table 2 shows the use of saline waters for pigs. Use of Saline Waters for Pigs. Canadian Water Guidelines-Canadian Council of Resource and Environment Ministers, 1987. Sodium is commonly found in groundwater and by itself, poses little threat to a pig's health.