Tiyi yobiriwira imadziwika bwino kuti imakhala ndi ubwino wathanzi chifukwa cha antioxidants yomwe ilipo, komanso imakhala ndi caffeine. Ngati muli ndi vuto la caffeine kapena mukufuna kumwa kapu ya tiyi usiku, kodi mudzakhala ndi ubwino wathanzi ngati mutasankha tiyi yobiriwira? Kafukufuku akusonyeza kuti mutero.
Kodi Ndizofunika Kwambiri pa Tea Yobiriwira?
Mtengo wa tiyi wobiriwira umachokera ku phytochemicals , zomwe zimakhala ndi mankhwala omwe amapezeka mu zomera.
Zina mwa mankhwalawa a phytochemicals, otchedwa flavanols, amapereka tiyi wobiriwira kwambiri mphamvu zake zowonongeka ndipo akhala akuyang'ana kafukufuku wosiyanasiyana. Caffeine imakhalanso ndi phytochemical, koma ilibe kanthu kochita ndi ma antioxidants.
Kumwa tiyi wobiriwira kumaganiziridwa kuti ndibwino kwa thanzi lanu, koma kukhala woona mtima, n'zovuta kudziwa momwe ziliri zabwino kwa inu. Kafukufuku wina mu 2015 anapeza kuti oledzera oledzera ali ndi chiwopsezo chachikulu cha matenda a chiwindi poyerekeza ndi anthu omwe samamwa tiyi wobiriwira, koma kufufuza kochuluka ndikofunika kuti mudziwe ngati kumwa mowa wobiriwira kumachepetsanso chiopsezo kapena ngati oledzera oledzera amakonda kukhala ndi zizolowezi zina zabwino zomwe zakhudza zotsatira. Kafukufuku wina amasonyeza kuti zobiriwira za tiyi zingakhale zabwino kwa mtima wanu ndipo zimalimbikitsa kuchepa kwazing'ono, koma zimachokera pa kumwa tiyi wobiriwira m'malo momwa tiyi wobiriwira.
Kodi Tea Yobiriwira Yotentha Bwanji?
Njira zomwe zimachotsa caffeine ku tiyi wobiriwira zimachotsanso zina mwa polyphenols, koma osati zonsezi.
Malinga ndi kafukufuku wina wofalitsidwa mu 2003, flavanol zomwe zimakhala ndi ma teas nthawi zonse zimakhala zochokera 21.2 mpaka 103.2 mg / g (milligrams pa gramu), pamene flavanol zomwe zimapezeka mu tebulo zobiriwira zimakhala kuyambira 4.6 mpaka 39.0 mg / g.
Mitengo ya antioxidant imakhala yosiyana ndi 728 mpaka 1,686 Trolox ofanana / tiyi ya tiyi ya ma tea wamba komanso kuchokera 507 mpaka 845 Trolox ofanana / gramu ya tea ya decaffeinated.
Kotero pamene pali kuchepa kwa flavanols, ntchito yoteteza antioxidant sizimawonongeka kwathunthu. Koma kupyolera pamenepo, zimakhala zovuta kudziwa ngati tiyi yobiriwira imakhala yopindulitsa kwambiri chifukwa maphunziro ambiri a tiyi amapangidwa ndi ziweto m'malo mwa anthu. Koma palinso kafukufuku wochepa omwe amachitidwa ndi anthu omwe amatenga nawo mbali omwe amatithandiza kumvetsetsa ngati tiyi wobiriwira amagwira ntchito.
Zotsatira za Maphunziro Kugwiritsa Ntchito Teyi Yowonjezera Yotentha
Kafukufuku wina wofalitsidwa mu 2011 anayesedwa zokolola za tebulo za decaf green (zofanana ndi makapu 6 mpaka 8 a tiyi otentha tsiku ndi tsiku) pa amuna olemera kwambiri kapena ochepa kwambiri. Ofufuzawa adapeza kuti pamene ophunzira adatenga zowonjezereka, iwo anawonjezeka m'magulu a epigallocatechin gallate (EGCG ndi makatekini obiriwira kwambiri) ndipo anataya kulemera kwake.
Kafukufuku wina amene adafalitsidwa mu 2010 adawona tiyi ya decaf ndi kuchepa kwa amayi omwe adapulumuka khansa ya m'mawere. Panali miyezi isanu ndi umodzi, koma sizinali zokwanira kuti zikhale zofunikira. Koma, amayi omwe anatenga teyi yobiriwira anali ndi zakumwa m'thupi lawo la HDL (mtundu wabwino).
Kufufuza kwaposachedwa pa tebulo yobiriwira kunasindikizidwa mu 2014 ndikugwiritsira ntchito mankhwala obiriwira a tiyi omwe amawathandiza kuti akhale opindulitsa kwa amayi omwe anali ndi papillomavirus yomwe imakhalapo komanso kusintha kwa maselo a chiberekero.
Tsoka ilo, tiyi wobiriwira sunawoneke kuti umapereka chitetezo konse.
Mawu Ochokera
Dothi lobiriwira limakhala ndi antioxidant ndipo lingathandize pang'ono pang'onopang'ono, koma ngati zimapangitsa kuti thanzi lanu lisamveke bwino. Komabe, ilibe makilogalamu ndipo ikhoza kukhala gawo la zakudya zabwino.
Ndikofunika kudziwa kuti tiyi yobiriwira ikhoza kukhala yopanda kumwa tiyi ya khofi, choncho ngati mukumva za caffeine, zikhoza kukuthandizanibe.
> Zotsatira:
> Brown AL, Lane J, Holyoak C, Nicol B, Mayes AE, Dadd T. "Zakudya za katekini za tiyi wobiriwira pa anthu olemera kwambiri komanso ochepetsedwa: Kuyesedwa kosawerengeka." Br J Nutr. 2011 Dec; 106 (12): 1880-9.
> Garcia FA, Cornelison T, Nuño T, Greenspan DL, Byron JW, Hsu CH, Alberts DS, Chow HH. "Zotsatira za gawo lachiwiri lokhazikika, lachiwiri, lopanda maonekedwe a placebo la Polyphenon E mwa amayi omwe ali ndi kachilombo koyambitsa matenda a HPV komanso otsika kwambiri a intereepithelial neoplasia." Gynecol Oncol. 2014 Feb; 132 (2): 377-82.
> Henning SM, Fajardo-Lira C, Lee HW, Youssefian AA, Pitani VL, Heber D. "Katekini wokhutira ndi ma tepa 18 ndi tiyi wobiriwira tizilumikizana ndi antioxidant mphamvu." Khansara ya Khansa. 2003; 45 (2): 226-35.
> Stendell-Hollis NR, Thomson CA, Thompson PA, Bea JW, Cussler EC, Hakim IA. "Tiyi ya tizilombo timapanga timadzi timene timagwiritsa ntchito mankhwala osokoneza bongo, osati kulemera kwa thupi kapena kupangidwa kwa thupi: kuphunzira mofulumira pa odwala khansa ya m'mawere kwambiri." J Hum Nutrition Zakudya. 2010 Dec; 23 (6): 590-600.
> Yin X, Yang J, Li T, et al. "Zomwe zimachititsa kuti tiyi tizilombo toyambitsa matenda tizilombo toyambitsa matenda: chiwerengero cha meta." International Journal of Clinical and Experimental Medicine. 2015; 8 (6): 8339-8346.