First Endurance Electrolyte Fuel System helps reduce cramping and dehydration while promoting water absorption.
- AjiPure amino acids are the purest source of free-form amino acids available
- Contains over 160mg of all 5 electrolytes per serving
- EFS formulas utilize two unique sources of calcium and magnesium; DiCalcium malate and Dimagnesium malate have superior bioavailability compared to other mineral sources