Euphoria longan (Longyan)

Distribution:
Guangdong, Guangxi, Fujian, Taiwan, Sichuan provinces of China, and also Philippines, Pacific Islands, Southeast Asia.
 
Properties (characteristics):
1. root: slightly bitter, neutral.
2. leaves: slightly bitter, neutral.
3. meat (long yan rou): .
4. seeds: slightly bitter, tart, neutral.

Channels (meridians) entered:
Long yan rou: heart and spleen

Medical functions:
Fungus inhibition: water extract of long yan rou (1:2), inhibits Microsporon Audouini in test tube.
 
Actions & Indications:
Root: for Chyluria, Leukorrhagia, rheumatoid arthritis.

Leaves: prevents epidemic influenza, epidemic meningitis, influenza, enteritis, eczema of the scrotum.

Long yan rou (edible part of the fruit): as tonic after illnesses, Neurasthenia, forgetfulness, Palpitation, Insomnia.

Seeds: stomachache, scalding, bleeding from cut,

Chemical ingredients:
vitamin A, B1,  B2 , P, C
glucose
cane sugar
tartaric acid
seed contain
saponin
pigments
animo acid
2-amino-4-hydroxymet-hylhex-5-ynoic acid
2-am-ino-4-hydroxyhept-6-ynoic acid
etc.......
 
Dosage:
Long yan rou: 6 to 15 g.
 
Cautions:
Do not  use long yan rou in cases of phlegm-fire (damp heat in the middle jiao / burner)