Botanical Name – Citrus aurantium (immature)
Chinese Name – ZHI SHI
English Name – Bitter Orange Fruit
Bitter orange, Seville orange, sour orange, bigarade orange, or marmalade orange refers to the citrus tree Citrus × aurantium and its fruit. The bitter orange is believed to be a cross between Citrus maxima and Citrus reticulate.
It is native to Southeast Asia, and has been spread by humans to many parts of the world. Wild trees are found near small streams in generally secluded and wooded parts. Citrus aurantium is an evergreen Tree growing to 9 m by 6 m.
The fruit of the tree both, raw or cooked is very bitter. It is used in making marmalade and other preserves. The rind of the fruit is often used as a flavouring in cakes and as an addition in ‘bouquet garni.’
Medicinal Action and Uses
Cardiovascular – ZHI SHI is used to treat chest and epigastrium focal distension and fullness. It also treats Xiong Bi (painful obstruction of the chest), coronary heart disorders or angina.
Expectorant – Can be used to treat shortness of breath, fatigue and weakness due to phlegm accumulation.
Stomachic – The immature fruit is used in the treatment of constipation, indigestion, abdominal hardness, distension and pain, dysentery, and tenesmus.
Product is supplied in Resealable Foil Bags.