After eating too much lychee results: 1, it may cause an increase in blood sugar, which may cause an increased risk of diabetes. Because of the high sugar content of lychee, if you eat too much will cause the burden of insulin metabolism, which will cause increased blood sugar, increasing the risk of diabetes. 2, lychee is a hot and humid fruit, too much consumption of lychee can easily lead to symptoms of fire, some people will also appear itchy skin. In short, the lychee eat more than the human body will produce many of the effects of too much, triggering certain adverse symptoms, so it is recommended that the consumption of lychee people need to pay attention to the amount of its consumption.