Mangosteen is a tropical fruit known for its sweet and tangy flavor and juicy, white flesh. The flesh of mangosteen is soft, juicy, and succulent, with a delicate texture similar to lychee or a ripe peach. Mangosteen is a seasonal fruit, typically available during the summer months in tropical regions. Mangosteen is a delicious and nutritious fruit with a unique flavor profile, making it a popular delicacy in many parts of the world.