Both juices have incredible benefits and are rich antioxidants and nutrients, almost in equal amounts. Mixing them is a great way to enjoy all the benefits of both fruit as they pair well together and bring out the best flavors in each! One of the biggest difference is that pineapple has a digestive enzyme called bromelain. According to the National Center For Complimentary and Integrative Healthy, "Bromelain is promoted as a dietary supplement for reducing pain and swelling, especially of the nose and sinuses, gums, and other body parts after surgery or injury. It is also promoted for osteoarthritis, cancer, digestive problems, and muscle soreness. Topical bromelain is promoted for burns."