And did you know that watermelon has valuable beneficial properties? It is therefore good to eat it as much as possible throughout the summer period. The Watermelon contains 95% of liquids, that is why in English it is called "waltermelon". If you eat it regularly it helps to defend ourself from the summer heat, avoiding dehydration phenomena. The white portion of the peel contains the citrulline that turns into arginine, a beneficial amino acid for the heart, circulatory system, capillaries and immune system.