Naturally flavored with other natural flavors. 0 calories per 12 fl oz serving. Low calorie. Rehydrate. Replenish. Electrolytes to help replenish what you lose in sweat. gatorade.com. SmartLabel: Scan for more food information or call 1-800-884-2867. Comments? 1-800-884-2867 or visit gatorade.com.