Watermelons are an excellent source of several vitamins: vitamin A, which helps maintain eye health and is an antioxidant. vitamin C, which helps strengthen immunity, heal wounds, prevent cell damage, promote healthy teeth and gums and vitamin B6, which helps brain function and helps convert protein to energy.
Watermelon has the highest concentrations of lycopene of any fresh fruit or vegetable. lycopene a powerful antioxidant that helps fight heart disease and several types of cancer — prostate cancer in particular.
It is also a great source of potassium, which helps muscle and nerve function, helps maintain the body’s proper electrolyte and acid-base balance, and helps lower the risk of high blood pressure.