Eat fresh guava as it is, to enjoy its natural flavor and unique taste. Guava fruit juice is a popular delicious drink in many parts. Sliced guava-cubes are a great addition to fruit salads. It is also often used in dessert preparations.uava is another tropical fruit rich in high-profile nutrients. With its unique flavor, taste, and health-promoting qualities, the fruit easily fits into the category of new functional foods, often labelled as âsuper-fruits.â.