Juice vesicles are small, sac-like structures found in the flesh of citrus fruits that are filled with flavorful liquid. These vesicles are also commonly known as pulp, sacs, droplets, or beads. They give the fruit a refreshing and tangy taste, and are sometimes used in cooking and baking. Other synonyms for juice vesicles include juice cells, fruit pearls, flesh bubbles, citrus balls, and fruit blisters. Regardless of what they are called, these small structures play an essential role in the flavor and texture of citrus fruits, making them a popular ingredient in a variety of culinary dishes and drinks.