Pineapple contains a proteolytic enzyme bromelain, which breaks down protein. Pineapple juice can thus be used as a marinade and tenderizer for meat. The enzymes in pineapples can interfere with the preparation of some foods, such as jelly or other gelatin-based desserts. Consumers of pineapple have claimed that pineapple has benefits for some intestinal disorders; Others claim that it helps to induce childbirth when a baby is overdue.