Fresh
Both ripe and green fruit are usually eaten raw. The fruit may also be stewed and used in shortcakes and pies. It is also dried into dehydrated slices.

Processed food
Guava fruit may be processed into juice or puree. Other processed products include clarified juices, nectar, jams, jellies, guava cheese and spread. Guava may be cut into cubes, halves or slices and canned in syrup.

The oil from guava seeds can be used in salad dressings.

Fibre
The high tannin content in the leaves makes it suitable as a dye for cotton and silk fabric as well as woven mats.

Wood uses
The hard strong heavy guava wood has a specific gravity of 0.8 and makes excellent firewood and charcoal. The hard and even-grain wood is also used for making wood carvings, spears handles, chisels, catapults, fishing rods, tree-nails, household and agricultural implements, posts for small houses and fence-posts.