Watermelon is relatively high in sugar and whether a pregnant woman can eat watermelon depends on whether her blood sugar is within the normal range. If a pregnant woman’s blood sugar is within the normal range, she can eat some watermelon during pregnancy. If the pregnant woman’s blood sugar is higher than the normal range, it is not recommended to eat watermelon during pregnancy, so as not to cause high blood sugar aggravation. Watermelon is a relatively common fruit, the flesh of watermelon contains about 5% to 12% of sugar, including glucose, fructose, sucrose and so on. However, watermelon also contains other nutrients, 100 grams of watermelon contains 93.3 grams of water, 5.8 grams of carbohydrates, 450.0 milligrams of carotenoids, 6.0 milligrams of vitamin C and so on. If a pregnant woman’s blood sugar is within the normal range, she can eat some watermelon during pregnancy, and watermelon can provide a variety of nutrients to the pregnant woman’s body. If a pregnant woman’s blood sugar is higher than the normal range, it is not recommended to eat watermelon during pregnancy, so as not to cause blood sugar to rise.