Legal Performance Enhancer Discovered in the Nutrient Betaine [news]
According to a study supervised by Ithaca College's Exercise and Sport Sciences Chair Thomas Swensen, betaine -- a nutrient found in shellfish and beets -- boosts athletic performance by nearly six percent when added to a sports drink. Tips and Takeaways
"Betaine may contribute to creatine synthesis, which improves, strength, power and short-term performance," Swensen said. "Future research should elucidate the mechanism of how betaine supplementation improves performance."