First Endurance Electrolyte Fuel System helps reduce cramping and dehydration while promoting water absorption. EFS formulas utilize two unique sources of calcium and magnesium; DiCalcium malate and Dimagnesium malate have superior bioavailability...
First Endurance EFS Drink Mix: Fruit Punch 10 Single Serving Packets
Please reconnect the following networks to maintain your Social Impact. The connection may have expired.
Connect Google Plus
You must grant Influenster the requested permissions in order to connect your social media account. We will not post on your behalf without permission, nor share your personal information with any 3rd party companies.
Join now to gain access to over 14 million product reviews, free full size samples, and the latest product news.