Calorie King lists that a whole, 30.5-ounce cantaloupe with its seeds and refuse has 150 calories with eight calories from fat. It has 10 calories per ounce with 15.6 ounces of edible material. A whole melon has 38.6 grams of carbohydrates and provides 3.7 grams of protein.
The World's Healthiest Foods lists cantaloupe melons as an excellent source of vitamin A, and steady intake is linked to a decreased risk of metabolic syndrome. Cantaloupe also contains an abundance of anti-inflammatory phytonutrients that contributes to healthy levels of C-reactive proteins in the bloodstream. One cup of cubed cantaloupe provides 78.2 percent of the daily required intake of vitamin C. When consumed, the seeds also provide healthy omega-3 fats. Studies on animals with diabetes have demonstrated a link between cantaloupe extract and the reduction of oxidative stress on the kidneys as well as the improvement of insulin resistance. Outside of America, cantaloupes are known as muskmelons or rockmelons. They belong to the same family as watermelon and honeydew, but their family also contains cucumbers, pumpkins, squashes and gourds. A ripe melon feels full and heavy. When its shell is tapped, it produces a dull, deep sound. Ripe cantaloupes also produce a strong but not overpowering fragrance.