1. It is recommended to eat about 5 lychees.

2. One lychee weighs about 20 grams, and the weight of 5 lychees is about 100 grams. The recommended per capita fruit intake in the "Dietary Guidelines for Chinese Residents" is: 200-350 grams. After eating lychees, Eating some other fruits can satisfy the body's nutritional needs for fruits. Moreover, lychees are hot in nature and eating too much can easily cause internal heat. Overall, eating 5 lychees a day is the healthiest dose.