Passion fruit is widely eaten all over the world and there are almost more than 500 varieties of the fruit. Let's have a look at the health benefits of passion fruit. Vitamin C, antioxidants and certain compounds help in diminishing the free radicals from the body and also build the body's IMMUNITY. Anti-Cancer Properties - Polyphenols, antioxidants and carotenoids present in passion fruit can inhibit the growth of cancerous cells, specifically for lung cancer and oral CANCER. A glass of passion fruit juice relaxes your nerves and cures gastric / digestion problems and helps with getting you to SLEEP quicker. Vitamin A benefits your EYES. It will help to prevent cataracts, night blindness and macular degeneration.