1, longan can help pregnant women calm their nerves and raise their babies. This is because the fat contained in longan is the main source of human thermal energy, which helps to maintain body temperature, buffer external pressure and reduce the friction of internal organs, thus helping pregnant women to better absorb such substances and get enough nutrients and substances.

2. Longan can improve human immunity. This is because longan contains a lot of protein and protein, which can repair damaged cells and maintain human metabolism and material transportation. More importantly, it can also constitute an important substance of human immune cells.

3. Longan can improve sleep quality. This is because the vitamin B 1 and tartaric acid contained in longan help to sleep and improve the quality of sleep.

4, longan can strengthen the spleen and improve intelligence. This is because longan contains a lot of carbohydrates, vitamins and other nutrients, and these carbohydrates and nutrients can play a role in strengthening the spleen and improving intelligence.

5, longan can resist aging. This is because longan can inhibit lipid oxidation and improve the efficacy of antioxidant enzymes, thus achieving the effect of delaying aging.

Longan, also known as Longan, Litchi Nu, Litchi and Swallow Egg, belongs to Sapindaceae. Its fruit is eaten raw or processed into dried products, and its meat, kernel, skin and root can be used as medicine. Originated in the south and southwest of China, the longest life span can reach more than 400 years, the fruit matures in July and August, and the fresh fruit is yellow-brown.