Also, pineapples are perfect as a healthy snack option when you feel the urge to munch on something. Pineapples are the source of bromelain, a combination of enzymes that help with the digestion process and make you absorb food easier. The manganese found in pineapples plays an essential role in promoting bones health and strength. Pineapples has a wide variety of vitamins and minerals, especially vitamin C which plays a vital role in boosting the immune system. Besides the minerals, vitamins, and nutrients, pineapples are loaded with antioxidants, specifically phenolic acids and flavonoids.