Health Benefits of Longan
- Longan is used as remedy for stomach ache, insomnia, amnesia, and dropsy.
- The fruit is said to invigorate the heart and spleen, nourish the blood and have a calming effect on the nervous system.
- A spoonful of longan tonic made of equal quantities of longan flesh and sugar simmered in water till it is reduced to a syrup consistency is recommended twice a day.
- A decoction of the dried flesh is taken as a tonic and treatment for insomnia and neurasthenic neurosis.
- In Vietnam, the "eye" of the longan seed is pressed against snakebite in the belief that it will absorb the venom.
- The seeds are administered to counteract heavy sweating, the pulverized kernel, which contains saponin, tannin and fat, serves as a styptic (substance that draws together or constricts body tissues and is effective in stopping the flow of blood or other secretions).
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