Farin shayi ya fito dagaCamellia sinensisshuka kamar baƙar shayi, koren shayi da shayin oolong. Yana daya ga nau'ikan shayi guda biyar da ake kira teas na gaskiya. Kafin farar shayin ya buɗe, ana girbe budurwan don samar da farin shayi. Wadannan buds yawanci ana rufe su da fararen gashi mara nauyi, waɗanda ke ba da sunan su ga shayi. An fi girbe farin shayi a lardin Fujian na kasar Sin, amma kuma akwai masu sana'a a Sri Lanka, Indiya, Nepal da Thailand.
Oxidation
Tes na gaskiya duk suna fitowa daga ganyen shuka iri ɗaya, don haka bambancin shayi yana dogara ne akan abubuwa biyu: ta'addanci (yankin da ake shuka shuka) da kuma tsarin samarwa.
Ɗaya daga cikin bambance-bambance a cikin tsarin samar da kowane shayi na gaskiya shine adadin lokacin da aka bar ganye don yin oxidize. Masanan shayi na iya mirgina, murkushe, gasa, wuta da ganyen tururi don taimakawa cikin tsarin iskar oxygen.
Kamar yadda aka ambata, farin shayi shine mafi ƙarancin sarrafa teas na gaskiya kuma don haka baya ɗaukar dogon tsari na iskar shaka. Ya bambanta da tsarin yin iskar shaka na dogon lokaci na baƙar fata, wanda ke haifar da duhu, launi mai kyau, fari teas kawai bushewa da bushewa a cikin rana ko yanayin sarrafawa don adana yanayin lambun-sabo na ganye.
Bayanan Bayani
Tunda ana sarrafa farin shayi kaɗan, yana da fasalin ɗanɗanon ɗanɗano mai ɗanɗano mai laushi mai laushi da launin rawaya. Yana da ɗanɗano mai daɗi. Lokacin da aka dafa shi da kyau, ba shi da wani ɗanɗano mai ƙarfi ko ɗaci. Akwai nau'ikan nau'ikan iri daban-daban, waɗanda ke da 'ya'yan itace, ganyayyaki, yaji da alamun fure.
Nau'in Farin Tea
Akwai manyan nau'ikan farin shayi guda biyu: Allurar Silver da Farin Peony. Koyaya, akwai wasu fararen teas da yawa da suka haɗa da Long Life Eyebrow da Tribute Gira tare da fararen teas na fasaha kamar Ceylon White, Farin Afirka da Darjeeling White. Allurar Azurfa da Farin Peony ana ɗaukar su a matsayin mafi fifiko idan aka zo ga inganci.
Alurar Azurfa (Bai Hao Yinzhen)
Iri-iri na Allurar Azurfa ita ce mafi ƙanƙanta kuma farin shayi mai kyau. Ya ƙunshi kawai buds masu launin azurfa kimanin 30 mm a tsayi kuma yana ba da haske, dandano mai dadi. Ana yin shayin ne ta hanyar amfani da ganyayen ganye daga shukar shayin. Farin shayin Allura na Azurfa yana da ruwan zinare, ƙamshi na fure da jikin itace.
White Peony (Bai Mu Dan)
Farin Peony shine farin shayi na biyu mafi inganci kuma yana da cakuda toho da ganye. Gabaɗaya, ana yin Farin Peony ta amfani da manyan ganye biyu. Farin Peony teas yana da ingantaccen bayanin dandano fiye da nau'in Allurar Azurfa. Abubuwan dandano masu rikitarwa suna haɗa bayanin kula na fure tare da cikakken ji da ɗan ƙanƙara. Ana kuma ɗaukar wannan farin shayi a matsayin siyan kasafin kuɗi mai kyau idan aka kwatanta da Allurar Azurfa saboda yana da arha kuma har yanzu yana ba da sabon ɗanɗano mai ƙarfi. Farin shayin Peony ya fi kodadde kore da zinariya fiye da madadinsa mai tsada.
Amfanin Farin shayin Lafiya
1. Lafiyar fata
Mutane da yawa suna kokawa da rashin daidaituwar fata kamar kuraje, tabo da canza launi. Duk da yake yawancin waɗannan yanayin fata ba su da haɗari ko barazanar rayuwa, har yanzu suna da ban haushi kuma suna iya rage dogaro. Farin shayi na iya taimaka muku cimma ko da launi godiya ga maganin antiseptik da kaddarorin antioxidant.
Wani bincike da Jami’ar Kinsington da ke Landan ta gudanar ya nuna cewa farin shayi na iya kare kwayoyin halitta daga lalacewar da hydrogen peroxide da wasu abubuwa ke haifarwa. Farin shayi mai arzikin Antioxidant shima yana taimakawa wajen kawar da radicals kyauta wanda zai iya haifar da alamun tsufa da suka hada da launi da wrinkles. Abubuwan anti-mai kumburi na farin shayi antioxidants kuma na iya taimakawa wajen rage ja da kumburi da cututtukan fata ke haifar da su kamar eczema ko dandruff (1).
Tunda kuraje sau da yawa ana haifar da su ta hanyar gurɓata yanayi da haɓaka radical, shan kofi na farin shayi sau ɗaya ko sau biyu a rana na iya kawar da fata. A madadin, ana iya amfani da farin shayi a matsayin wanke-wanke kai tsaye a kan fata. Hakanan zaka iya sanya farar jakar shayi kai tsaye akan kowace matsala don saurin waraka.
Wani bincike na 2005 na Pastore Formulations ya nuna cewa farin shayi na iya zama da amfani ga mutanen da ke fama da yanayin fata ciki har da rosacea da psoriasis. Wannan za a iya ba da gudummawa ga epigallocatechin gallate da ke cikin farin shayi wanda ke taimakawa samar da sababbin kwayoyin halitta a cikin epidermis.2).
Farin shayi yana ƙunshe da adadin phenols masu yawa, waɗanda zasu iya ƙarfafa collagen da elastin suna ba da lamuni mai laushi, ƙarar bayyanar fata. Waɗannan sunadaran guda biyu suna da mahimmanci wajen ƙirƙirar fata mai ƙarfi da hana wrinkles kuma ana iya samun su a cikin samfuran kula da fata iri-iri.
2. Kariyar cutar daji
Nazarin ya nuna alaƙa mai ƙarfi tsakanin teas na gaskiya da yuwuwar rigakafin ko magance cutar kansa. Duk da yake karatu ba cikakke ba ne, amfanin lafiyar shan farin shayi ana danganta shi da antioxidants da polyphenols akan shayi. Antioxidants a cikin farin shayi na iya taimakawa wajen gina RNA da hana maye gurbi na kwayoyin halitta wanda ke haifar da ciwon daji.
Wani bincike da aka yi a shekara ta 2010 ya gano cewa maganin antioxidants a cikin farin shayi sun fi tasiri wajen hana ciwon daji fiye da koren shayi. Masu bincike sun yi amfani da tsantsar farin shayi don kai hari ga ƙwayoyin cutar kansar huhu a cikin dakin gwaje-gwaje kuma sakamakon ya nuna mutuwar kwayar cutar da ta dogara da kashi. Yayin da bincike ke gudana, waɗannan sakamakon sun nuna cewa farin shayi na iya taimakawa wajen dakatar da yaduwar kwayoyin cutar kansa har ma da taimakawa wajen mutuwar kwayoyin halitta (mutated sel).3).
3. Rage nauyi
Ga mutane da yawa, rasa nauyi ya wuce kawai yin ƙudurin Sabuwar Shekara; gwagwarmaya ce ta gaske don zubar da fam da rayuwa tsawon rai da lafiya. Kiba yana ɗaya daga cikin manyan abubuwan da ke ba da gudummawa ga ɗan gajeren rayuwa kuma rage kiba yana ƙara kasancewa a saman abubuwan fifikon mutane.
Shan farin shayi na iya taimaka maka cimma burin asarar nauyi ta hanyar taimaka wa jikin ku sha abubuwan gina jiki da kyau da kuma zubar da fam cikin sauƙi ta hanyar hanzarta haɓaka metabolism. Wani bincike da aka yi a Jamus a shekara ta 2009 ya gano cewa farin shayi na iya taimakawa wajen ƙona kitsen da aka adana tare da hana samuwar sabbin ƙwayoyin kitse. Catechins da aka samu a cikin farin shayi kuma na iya hanzarta tafiyar matakai na narkewa da kuma taimakawa tare da asarar nauyi (4).
4. Lafiyar gashi
Ba wai kawai farin shayi yana da amfani ga fata ba, yana iya taimakawa wajen kafa lafiya gashi. An nuna antioxidant da ake kira epigallocatechin gallate don haɓaka haɓakar gashi da hana asarar gashi. EGCG ya kuma nuna alƙawarin yayin da ake magance cututtukan fata na fatar kan mutum wanda kwayoyin cuta ke haifar da su da juriya ga jiyya na yau da kullun (5).
Farin shayi kuma a dabi'ance yana kare kariya daga lalacewar rana, wanda zai iya taimakawa wajen kiyaye gashi daga bushewa a cikin watannin bazara. Farin shayi na iya dawo da haske na gashi kuma ya fi dacewa a yi amfani da shi a kai a kai azaman shamfu idan kuna neman yin amfani da haske.
5. Yana Inganta Natsuwa, Mai da hankali da Fadakarwa
Farin shayi yana da mafi girman maida hankali na L-theanine a cikin teas na gaskiya. L-theanine an san shi don inganta faɗakarwa da kuma mayar da hankali a cikin kwakwalwa ta hanyar hana abubuwan motsa jiki masu ban sha'awa waɗanda zasu iya haifar da yawan aiki. Ta hanyar kwantar da abubuwan motsa jiki a cikin kwakwalwa, farin shayi na iya taimaka muku shakatawa yayin da kuma ƙara mai da hankali (6).
Wannan fili na sinadari kuma ya nuna fa'idodin kiwon lafiya masu kyau idan ya zo ga damuwa. L-theanine yana ƙarfafa samar da neurotransmitter GABA, wanda ke da tasirin kwantar da hankali. Mafi kyawun sashi game da shan farin shayi shine zaku iya girbe fa'idodin ƙara yawan faɗakarwa ba tare da illar bacci ko naƙasa wanda ke zuwa tare da magungunan damuwa na likitanci ba.
Farin shayi kuma yana ƙunshe da ƙaramin adadin maganin kafeyin wanda zai iya taimakawa tsalle-tsalle a ranarku ko bayar da karba-karba da rana. A matsakaita, farin shayi ya ƙunshi kusan 28 MG na maganin kafeyin a cikin kowane kofi 8-oza. Wannan ya yi ƙasa da matsakaicin 98 MG a cikin kopin kofi kuma ɗan ƙasa da 35 MG a cikin koren shayi. Tare da ƙananan abun ciki na maganin kafeyin, za ku iya sha da yawa kofuna na farin shayi a kowace rana ba tare da mummunan tasirin da kofuna masu karfi na kofi zasu iya samu ba. Kuna iya shan kofi uku ko hudu a rana kuma kada ku damu da jin zafi ko rashin barci.
6. Lafiyar Baki
Farin shayi yana da sinadarin flavonoids da tannins da fluorides wadanda ke taimakawa hakora su samu lafiya da karfi. Fluoride sanannen sananne ne a matsayin kayan aiki don hana lalata haƙori kuma galibi ana samunsa a cikin man goge baki. Dukansu tannins da flavonoids suna taimakawa wajen hana haɓakar plaque wanda zai iya haifar da ruɓar haƙori da cavities.7).
Farin shayi kuma yana da kayan kariya na rigakafi da ƙwayoyin cuta waɗanda ke taimaka wa hakora da ƙoshin lafiya. Don samun fa'idodin lafiyar haƙori na farin shayi, da nufin shan kofuna biyu zuwa huɗu a kowace rana da sake sake jakunkunan shayi don cire dukkan abubuwan gina jiki da antioxidants.
7. Taimakawa Maganin Ciwon Suga
Ciwon sukari yana faruwa ne ta hanyar kwayoyin halitta da abubuwan rayuwa kuma matsala ce da ke karuwa a duniyar zamani. Abin farin ciki, akwai hanyoyi da yawa don daidaitawa da sarrafa ciwon sukari kuma farin shayi yana daya daga cikinsu.
Catechins a cikin farin shayi tare da sauran antioxidants an nuna su don taimakawa wajen hana ko daidaita nau'in ciwon sukari na 2. Farin shayi yana aiki yadda ya kamata don hana ayyukan enzyme amylase wanda ke nuna alamun sha glucose a cikin ƙananan hanji.
A cikin mutanen da ke da nau'in ciwon sukari na 2, wannan enzyme yana rushe sitaci zuwa sukari kuma yana iya haifar da hawan jini. Shan farin shayi na iya taimakawa wajen daidaita waɗancan spikes ta hanyar toshe samar da amylase.
A cikin wani bincike na kasar Sin a shekarar 2011, masana kimiyya sun gano cewa yawan shan farin shayi a kai a kai yana rage yawan glucose a cikin jini da kashi 48 cikin 100 da kuma karuwar sinadarin insulin. Har ila yau binciken ya nuna cewa shan farin shayi na taimakawa wajen rage ciwon ciki, wanda ke haifar da kishirwa mai tsanani da cututtuka irin su ciwon sukari (diabetes).8).
8. Yana Rage Kumburi
Catechins da polyphenols a cikin farin shayi suna alfahari da kaddarorin anti-mai kumburi waɗanda zasu iya taimakawa rage ƙananan raɗaɗi da raɗaɗi. Wani binciken dabba na Jafananci da aka buga a cikin MSSE Journal ya nuna cewa catechins da aka samo a cikin farin shayi yana taimakawa wajen dawo da tsoka da sauri da kuma ƙarancin lalacewar tsoka (9).
Farin shayi kuma yana inganta wurare dabam dabam kuma yana isar da iskar oxygen zuwa kwakwalwa da gabobin. Saboda haka, farin shayi yana da tasiri wajen magance ƙananan ciwon kai da ciwon kai daga aiki.