Longan is actually dried longan. Longan is a kind of fruit that many people like to eat. Longan is delicious. Eating longan is good for people's health. Let's take a look at the nutrient composition table of longan.
Table of nutritional components of longan 1 per100g (dried product):
Moisture: 26.9 grams.
Protein: 5 grams.
Fat: 0.2g.
Carbohydrate: 62.8g g.
Energy: 1 142 kcal
Dietary fiber: 0.6g.
Ash: 3. 1 g
Calcium: 19 mg
Phosphorus: 206 mg
Iron: 0.7 mg
Riboflavin: 0.39 mg
Nicotinic acid: 1.3 mg
Ascorbic acid:12mg
Potassium: 1348 mg
Sodium: 3.3 mg
Magnesium: 8 1 mg.
Manganese: 0.3 mg
Copper: 1.28
Selenium: 12.4
Zinc: 0.6
Table 2 Nutrient Content of Longan Edible Efficacy
1, brain-nourishing and tranquilizing: nourishing the heart and spleen, calming the nerves, treating insomnia, forgetfulness and fright.
2, inhibit uterine fibroids: female menopause is a stage of gynecological tumors, and eating longan properly is good for the body.
3, restore physical strength: longan has a nourishing effect, and it has an auxiliary effect on people who need to recuperate after illness and are weak.
Applicable people
It is especially suitable for the elderly with weak constitution, people with poor memory, people with dizziness and insomnia, and women.
Taboo crowd
Those who get angry and have inflammatory symptoms should not eat during pregnancy.
shopping tips
1, see: generally speaking, it is better to have large particles, thick meat, round shape and sweet taste. The shell surface of shellfish is round and flat, and the color is yellow and brown. The surface of the shell is uneven, and those with oily brown spots indicate that it has begun to deteriorate; There are white spots on the shell surface and pedicle, and the meat is moldy; The black shell indicates that the meat has black mold or dry mold; There are small holes on the top of the shell surface, indicating that there are moths. Look at the meat quality, the meat slices are thick, the color is yellow and bright with fine wrinkles, the red meat head with fruit handle is of good quality, the meat quality is thin, and the color is yellow and wrinkle-free.
2, taste: sweet, soft, fragrant, chewing without residue is better; Lack of sweetness, followed by toughness and chewing residue; Dry and bitter taste are caused by over-baking or re-baking second-hand goods.
3, bite: bite the longan core, crisp and noisy is fresh longan; Those who are tough and broken without sound are inferior.
4. Rolling: put longan on the table and roll it by hand. Not easy to roll, high quality; Easy roll is inferior.
5. Discrimination: Pay attention to the difference between longan and dragon pear; There is a kind of dragon pear similar to longan, also known as madman fruit, whose core and pulp are poisonous. If eaten by mistake, it will cause headache, nausea, toxic psychosis and even life-threatening. The difference is that longan has a smooth appearance with texture from the pedicle, while Longli has a rough skin with conical thorns and no texture from the pedicle. Longan is sweet and slightly fragrant, and has no bitterness after eating, while Longli is sweet and bitter after eating; Longan stone is easy to peel, but Longli stone is not easy to peel; The longan nucleus is small and round, smooth and shiny, while the Longli nucleus is large and oval, and there is a groove in the center of the nucleus to contract.
Table 3 The nutritional components of longan, the efficacy and function of longan.
① Longan, which is rich in various nutrients, has the effects of strengthening the brain, calming the nerves and improving intelligence.
② Inhibition of uterine fibroids longan can effectively inhibit uterine cancer cells, especially suitable for menopausal women.
(3) Restoring physical strength Longan has a tonic effect, especially suitable for people who need to be nursed back to health after the initial recovery of a serious illness and have a weak constitution.
What should I pay attention to when eating longan?
① Don't clean the longan when you buy it, just put it in the refrigerator for 2~3 days.
(2) Longan has a high sugar content, and it is easy to mold and worm. It is best to completely seal and refrigerate, or put it in a cool and dry place.
③ About 5 longan capsules a day, not too much, otherwise it will cause stagnation.
How to choose longan?
When choosing longan, everyone knows to choose one with thin skin and thick flesh, so when looking at longan, we should see whether it is bright enough, fat enough, yellow-brown in color, fresh enough and dry in branches and leaves.