Can lychee and grapes be eaten together?
Generally speaking, lychee and grapes can be consumed together. The detailed analysis is as follows:

Lychee contains abundant glucose, sucrose, vitamin C, minerals, dietary fiber, amino acids, and proteins. These components help quickly replenish energy, relieve fatigue, maintain brain function, promote iron absorption, balance electrolytes, maintain normal heart rhythm, improve digestive function, among others. Grapes contain various amino acids, carbohydrates, vitamins, minerals, and phytochemicals. These components help replenish energy, eliminate fatigue, provide antioxidant effects, correct anemia, promote cell metabolism, and enhance physical resistance.
Both lychee and grapes are rich in nutrients, and consuming them together can achieve nutritional complementarity, providing more comprehensive nutritional support for the body. Both contain dietary fiber, which helps promote intestinal motility, improve digestion, and prevent constipation. Additionally, the sweet and fragrant taste of lychee and grapes can stimulate the taste buds and increase appetite.
It is recommended to consume them in moderation and avoid excessive intake. Overconsumption may lead to elevated blood sugar levels, heatiness, gastrointestinal discomfort, or other issues. Particularly with lychees, due to their high sugar content, excessive consumption may cause lychee disease.