Saltstick Electrolyte Capsules Plus. You lose more than just water from sweating. You also need to replace electrolytes like sodium and potassium to keep performing at your best. Saltstick Electrolyte Caps Plus provide you with plenty of potassium, sodium, magnesium and calcium in a buffered composition to helps your body absorb it more easily. It also contains sodium citrate to help sooth your stomach during hard efforts. Just take one dose every 20 60 minutes during activity to keep your electrolyte levels where they need to be.