shayi mai kamshi, wanda kuma aka fi sani da yankan kamshi, an yi shi ne da koren shayi a matsayin tushen shayi, tare da furanni masu fitar da kamshi a matsayin albarkatun kasa, kuma an yi shi ta hanyarinjin tasar shayi da rarrabawa. Samar da shayi mai ƙamshi yana da dogon tarihi na aƙalla shekaru 700.
Ana samar da shayi mai kamshi na kasar Sin musamman a Guangxi, Fujian, Yunnan, Sichuan da Chongqing. A shekarar 2018, yawan Jasmine a kasar Sin ya kai ton 110,800. A matsayin na musamman irinreprocessed shayiA kasar Sin, an kwashe shekaru da yawa ana fitar da shayi mai kamshi zuwa kasashen Japan, Amurka, Rasha, Jamus da sauran kasashe, kuma yana da kyakkyawan suna a kasuwannin gida.
A cikin shekaru 20 da suka gabata an yi bincike sosai kan sinadarai da ayyukan kiwon lafiya na shayi mai kamshi a kokarin gano ka'idojin kimiyya da ke tattare da amfanin lafiyar shayin mai kamshi. Jama'ar kimiyya da kafofin watsa labarai a hankali sun fara mai da hankali kan kaddarorin masu amfani na shayi mai kamshi, kamar shan shayi mai kamshi yana da alaƙa da antioxidant, anticancer, hypoglycemic, hypolipidemic, immunomodulatory da neuromodulatory effects.
Shayi mai kamshi wani nau'i ne na musammanreprocessed shayia kasar Sin. A halin yanzu, shayi mai kamshi ya ƙunshi shayin jasmine, shayin orchid pearl, shayin osmanthus mai daɗi, shayin fure da shayin honeysuckle, da sauransu.
Daga cikin su, shayin jasmine ya fi maida hankali ne a gundumar Hengxian da ke Guangxi, da Fuzhou na Fujian, da Qianwei na Sichuan da Yuanjiang na Yunnan. Lu'u-lu'u kodish shayi ya fi mayar da hankali a cikin Huangshan, Anhui, Yangzhou, Jiangsu da sauran wurare. An fi mayar da shayi na Osmanthus a Guangxi Guilin, Hubei Xianning, Sichuan Chengdu, Chongqing da sauran wurare. Rose shayi ya fi mayar da hankali a Guangdong da Fujian da sauran wurare. An fi mayar da shayin shayi na zuma a cikin Hunan Longhui da Sichuan Guangyuan.
A zamanin da, an yi wani karin magana cewa, "Shan shayi ya fi kyau, kuma shan furanni ya fi kyau", wanda ya nuna cewa shayi mai kamshi ya yi kaurin suna a tarihin kasar Sin. Tea mai kamshi ya ƙunshi ƙarin kayan aiki mai mahimmanci fiye da koren shayi saboda furannin da aka zaɓa suna da wadatar glycosides, flavonoids, lactones, coumarins, quercetin, steroids, terpenes da sauran mahadi masu aiki. A lokaci guda, shayi mai kamshi yana matukar son masu amfani saboda sabo da ƙamshi mai ƙarfi. Duk da haka, idan aka kwatanta da koren shayi, bincike kan aikin kiwon lafiya na shayi mai kamshi yana da iyaka sosai, wanda shine jagorancin bincike na gaggawa, musamman amfani da in vitro da in vivo model don kimanta kamance da bambance-bambancen ayyukan kiwon lafiya na wakilai daban-daban. shayi mai kamshi da koren shayi, wadanda za su taimaka wajen yawan darajar shayin mai kamshi. amfani da ci gaba. Bincike kan aikin kiwon lafiya na shayi mai kamshi a wasu wurare shi ma yana da matukar muhimmanci, wanda zai taimaka wajen fadada aikace-aikacen shayi mai kamshi. Bugu da ƙari, haɓakar shayi mai ƙamshi dangane da yanayin aikin kiwon lafiya yana da ma'ana mai kyau, kamar aikace-aikacen albarkatun kamar furannin malam buɗe ido, furen loquat, leaf gorse, furen Eucommia eucommia namiji, furen camellia a cikin haɓakar shayi mai ƙamshi. .