BerriesBerries are another all-around excellent addition, especially if you let them infuse in a pitcher of water overnight. The flavor will be more intense, and the cool, refreshing water will quench your thirst with style. Berries are loaded with antioxidants that can protect your body and keep harmful diseases at bay. You can also try mashing berries at the bottom of a glass and pouring water over the top if you don’t have time to let it sit overnight.