Rock candy from the Legend Gear mod pack will give you a 15-second "sugar rush", boosting your movement speed, as well as providing an additional effect depending on the flavor. After you eat the rock candy, you will be left with a stick.
Recipe
Redstone Rock Candy will give you 15 seconds of Speed III and Strength
Emerald Rock Candy will give you 15 second of Speed III and Haste IV
Lapis Rock Candy will give you 15 seconds of Speed III and Jump Boost II
Diamond Rock Candy will give you 15 seconds of Speed III and Resistance IV
