Watermelon flesh part of the 94% is water, can help eliminate excess water in the body, so that the kidney function to maintain normal operation, to eliminate the phenomenon of swelling; secondly, it also contains sugar, vitamins, a variety of amino acids, as well as a small amount of inorganic salts, these substances can be the most effective in the high-temperature seasons to replenish the human body needs water and nutrients. Amino acids in watermelon, although there is a diuretic function, but not frequent urination, but to help reduce the number of times, increase the amount of urine, the body's toxins can be discharged smoothly, take away excess heat, to achieve the role of summer heat, metabolism will naturally be good; in addition, watermelon on the dizziness and fatigue caused by drinking alcohol, and it's elimination of the effect is also quite significant.