What are the nutritional values of longan?

Longan has rich nutritional value, which is mainly reflected in the following aspects: 1. Abundant nutritional components: Longan is rich in carbohydrates such as glucose, fructose, and sucrose, as well as proteins, fats, crude fiber, multiple vitamins including vitamin B1, vitamin B2, and vitamin C. It also contains various minerals such as calcium, phosphorus, iron, potassium, and magnesium. 2. Enhancing intelligence and nourishing the brain: The proteins, lipids, and multiple vitamins in longan are particularly beneficial to brain cells, and moderate consumption can enhance memory. 3. Calming and health promoting: The B-complex vitamins and minerals in longan, such as calcium, phosphorus, and iron, have calming and health benefits. 4. Nourishing blood and invigorating qi: The iron contained in longan can promote the synthesis of hemoglobin by the bone marrow, increase total blood volume, and promote hematopoiesis. It has good nourishing effects for patients with deficiency of both qi and blood. 5. Other benefits: Longan also has various benefits, including beautifying the skin, lowering blood lipid levels, preventing cardiovascular and cerebrovascular diseases, and enhancing immunity. Although longan is nutritionally rich, individuals with diabetes should avoid excessive consumption due to its high sugar content, which is unfavorable for blood glucose control. People with excessive internal heat (deficiency fire), cold due to wind-cold, indigestion, diarrhea, or high blood sugar should also avoid consuming longan as much as possible.