Honeydew melon is a good source of vitamin C and has potassium content comparable to that of a banana, with fewer calories. It is also a source of B vitamins thiamine, niacin, pantothenic acid, as well as the trace mineral copper. It's also rich in fiber that can aid in food digestion. It is beneficial for people who are suffering from hypertension, as it has a high potassium content that can help prevent blood elevation. The vitamin C in honeydew helps boost immune system.