Pineapple is Loaded with Vitamins and Minerals: The obvious benefits of pineapple are all the vitamins and minerals the fruit is loaded with. Its nutrients include calcium, potassium, fiber, and vitamin C. In addition it is low in fat and cholesterol. The benefits of pineapple can be achieved through eating fresh, canned, or frozen pineapple or by drinking its juice. Pineapple Strengthens Bones: One of the benefits of pineapple is that it helps to build healthy bones. Pineapples are rich in manganese, a trace mineral that is needed for your body to build bone and connective tissues. Just one cup of pineapple provides 73% of the daily recommended amount of manganese. The benefits of pineapple can effect the growth of bones in young people and the strengthening of bones in older people.