Jump to: Best Electrolyte Tablets Preview What to Consider When Shopping for Electrolyte Tablets, Chews, and Powders How We Chose These Electrolyte Products Our Full Electrolyte Tablet Reviews Q&A With Our Expert Running can be a high-effort sporting pursuit that causes your body to sweat —a lot. And as you do, all of that perspiration contains more than just water. Sweat is actually a mixture of what is known as electrolytes , including sodium and potassium,. In short, electrolytes are somewhat akin to the power lines of our bodies—they are positively or negatively charged ions that conduct electrical signals to maintain fluid levels, allow for proper muscular contraction, regulate pH levels and nerve function, and keep our neurons firing as they should. When electrolyte levels dip too low, your performance and even your health can suffer. This is why replacing some of what is lost during a workout is so important, especially when it comes to sodium.…