ORIGIN The whole grass of Portulaca oleracea [Portulacaceae]. CHEMICAL COMPOSITION Containing a great deal of noradrenaline, sylvite, dihydroxyphenyl ethylamine, dihydroxyphenylpropylamine, malic acid, citric acid, glutamic acid, aspartic acid, alanine, and sucrose, glucose, fructose. Every 100g of the edible part contains 2.3g of protein, 0.5g of fat, 3g of sugar, 85mg of calcium, 56rag of phosphorus, 1.5mg of iron, 2.23 mg of carotene, 0.03mg of thiamine, 0.11mg of ovoflavin, 0.7 mg of nicotinic acid, and 23mg of vitamin C.
NATURE AND FLAVOR CHANNEL Sour Tropism in flavor and cold in nature, acting on the channels of the large intestine, liver and spleen.
INDICATIONS AND EFFICIENCIES Clearing away heat and toxic materials, promoting blood circulation and relieving swelling. It is used to treat dysentery type of heat with pus and blood in the stool, strangury due to pathogenic heat, stranguria complicated by hematuria, leukorrhagia, swelling and malignant boils, scrofula and erysipelas.
DIRECTIONS To be decocted for oral administration or mixed with garlic after being quick-boiled in boiling water for eating. It can be eaten stir-fried, pounded to get its juice either for drinking or for external application.