In terms of purine content, watermelon is a low purine fruit, which generally does not cause an increase in blood uric acid and does not induce gout, so gout patients can eat it appropriately. Watermelon is rich in water, and has the effect of clearing heat, diuretic, laxative, gout attack patients appropriate eating watermelon can increase the body water intake, keep the urine and stool smooth, conducive to blood uric acid out of the body. However, it should be noted that watermelon is cold, so gout patients with weak spleen and stomach or chronic diarrhea should eat watermelon in moderation, regardless of the stage of the disease. In addition, watermelon is also rich in sugar, gout patients with elevated blood sugar must also eat watermelon in moderation.