1. Packed with Vitamins and Minerals. Pineapples are loaded with vitamins and minerals including vitamin A, vitamin C, calcium, phosphorus, and potassium. It is also rich in fiber and calories. On top of it all, this fruit is low in fat and cholesterol.All the nutrients it contains promote good health.his is because these fruits contain manganese, which is a trace mineral that your body needs to build bones and connective tissues. In fact, if you consume a cup of pineapple, you can already get 73 percent of your total body requirement for manganese.