How Much Salt to Add to Water for Hydration (2026 Guide)
The right amount of salt to add to water for hydration is 1/8 to 1/4 teaspoon of salt per liter of water for exercise and daily electrolyte maintenance, which provides approximately 288 to 575 milligrams of sodium. This creates a mildly hypotonic solution that improves fluid retention compared to plain water without approaching the sodium…