Watermelon fruit is 91% water, contains 6% sugars, and is low in fat.
In a 100-gram 3+1β2-ounce serving, watermelon fruit supplies 125
kilojoules or 30 kilocalories of food energy and low amounts of
essential nutrients. Only vitamin C is present in appreciable content
at 10% of the Daily Value. Watermelon pulp contains carotenoids,
including lycopene. The amino acid citrulline is produced in
watermelon rind