Chilli contains up to seven times the vitamin C level of an orange and has a range of health benefits including fighting sinus congestion aiding digestion and helping to relieve migraines and muscle joint and nerve pain. It's also a good source of vitamins A and E beta-carotene folic acid and potassium.Eating chillies can have a very positive impact on people that are overweight or suffer from diabetes say a team of researchers at The University of Tasmania whose research was published published in the American Journal of Clinical Nutrition in July 2006