People without this kind of disease should eat about 4 ounces of longan every day, not more than 6 ounces. Nutritionists found that every 100g of longan meat contains 12%~23% of total sugar, 26.9 1% of glucose, 1.26% of tartaric acid and1.41. Every 100g contains 74.6g of sugar, 35mg of iron, 2mg of calcium, 1 10mg of phosphorus, 1200mg of potassium and other minerals, as well as various amino acids, saponins, X- glycine, tannins and choline, all of which have strong nutritional capacity.
Longan is rich in glucose, sucrose and protein, and its iron content is also high. Promote hemoglobin regeneration while improving heat energy and nutrition, so as to achieve the effect of enriching blood. Studies have found that longan pulp is especially effective for brain cells besides nourishing the whole body, which can enhance memory and eliminate fatigue. Modern life is busy, the brain time is frequent, and the rest time is short, which is easy to forget. Drinking longan meat as tea every day can make you awake unconsciously and improve your memory. Longan contains a lot of iron, potassium and other elements, which can promote the regeneration of hemoglobin and treat palpitations caused by anemia, palpitations, insomnia and forgetfulness.
Longan contains nicotinic acid as high as 2.5 mg (100g), which can be used to treat dermatitis, diarrhea, dementia and even mental disorders caused by nicotinic acid deficiency. Animal experiments show that longan can inhibit JTC-26 tumor by more than 90%, and has a certain inhibitory effect on cancer cells. The clinical application of longan crude extract in cancer patients improved the symptoms by 90% and prolonged the life span by about 80%. In addition, longan water extract can inhibit Trichophyton Aldogan in the test tube. Longan meat can reduce blood lipid and increase coronary blood flow.