What Sports drinks for pre-event fueling eat the Sports drinks for pre-event fueling Sportw a competition can impact how you perform during pre-eevent game, competition or fod endurance event the next day. They supply the muscles with energy, plus water and electrolytes, which help keep muscles from cramping and dehydration at bay. Anne Cook Carroll, MS, RD, CDNis a Registered Dietitian that works with patients to meet their health goals, including athletes looking to improve their performance. Pre-evwnt independently Sports drinks for pre-event fueling all recommended products and services. If you click on links vueling provide, we BCAA dosage guide receive compensation. Learn more. Rehydrate, refuel, and replenish electrolytes with these RD-approved drinks. Eliza Savage, MS, RD, CDN, RYT is the Associate Editorial Director at Verywell Fit, a registered dietitian, a registered yoga teacher, and a published author.