Ib qho zoo tshaj plaws ntawm cov xov xwm tawm hauv ob peb xyoos dhau los yog tias chocolate yuav pab tau koj nyob ntev zog, tej zaum los ntawm kev txo cov kev mob plawv xws li plawv nres thiab mob hlab ntsha tawg. Tom qab tag nrho - ntau npaum li cas yog qhov kev khwv no yooj yim rau noj? Tab sis hom hom chocolate yog qhov zoo tshaj plaws?
Cocoa thiab Kuna Isdias Asmesliskas
Qhob noom xim kasfes tau siv rau lam siv tau rau ntau txhiab xyoo, tabsis nws qhov kev ntseeg dhau los ua lub plawv-zaub mov noj qab nyob zoo tuaj rau lub sijhawm thaum xyoo 1990.
Cov kws tshawb fawb ntawm Harvard Medical School, coj los ntawm Norman Hollenberg, tshawb xyuas vim li cas Kuna Isdias Asmesliskas, nyob hauv San Blas Islands tuaj tawm ntawm Caribbean ntug dej hiav txwv ntawm Panama, muaj ntshav siab, txawm tias muaj hnub nyoog ntxiv. Qhov no yeej muaj tseeb txawm tias ib theem siab ntawm ntsev noj, uas tshaj qhov uas feem ntau cov neeg mob Western.
Yog hais tias tus Kunas tau lawv cov tshuaj pleev pleev ua tsaug rau kev noj qab haus huv siab, tsiv mus rau ib lub nroog nyob ntawm thaj chaw loj yuav tsum tsis txhob ua qhov txawv. Tab sis nws tau ua - tsiv teb tsaws rau lub zos tau ntsib nrog ib qho siab ntxiv nyob rau hauv cov ntshav siab, nrog kev loj hlob tuaj. Ntxiv tshawb nrhiav tsom kob-tsev Kunas tseem nyob ntev tshaj lawv cov npawg loj, nrog rau cov nqi qis thiab kabmob. Tom qab tso cai rau kev ntxhov siab thiab tsis muaj kev ua paug, Hollenberg thiab nws pab neeg tau txiav txim siab qhov txawv tshaj plaw hauv Kuna Isdias Asmeskas cheebtsam chaw noj zaub mov noj, nrog rau kev siv li niaj hnub noj ntau tshaj 5 khob ntawm cocoa, ib tus neeg.
Muaj ntau qhov sib txawv ntawm lub cocoa Kunas haus, thiab cov neeg cocoa thiab chocolate feem ntau yuav nyob rau hauv cov khoom noj lossis cov khw tshwj xeeb - feem ntau yog vim li cas nws tus txheej txheem thiab nws cov ntawv.
Ua
Cocoa taum loj tuaj raws li cov noob txiv hmab txiv ntoo zoo li txiv ntoo ntawm tsob ntoo cacao. Tom qab tua thiab ci, cov taum yog av mus rau hauv ib ncua kev kawm hu ua cocoa cawv, ua los ntawm cocoa butter (rog) thiab cov khib nyiab.
Nias nchuav ntau dua ntawm cocoa butter, uas ua rau lub zog, qhuav ncuav mog qab zib, uas yog hauv av rau hauv peb li cocoa hmoov.
Cov hmoov no muaj feem ntau ntawm cov flavanol, ib tsev neeg flavonoids , los yog antioxidant, uas tau dhau los ntawm cov khoom noj qab haus huv feem ntau ntawm cov chocolate. Flavanols cuam tshuam rau txoj kev nitric oxide yog tsim los ntawm lub cev, pab cov hlab ntsha kom zoo, thiab ua rau kev txhim kho ntshav txaus rau lub plawv, lub hlwb, thiab cov tawv nqaij. Lawv kuj tuaj yeem txo qhov mob thiab cov proliferation ntawm txaus ntshai dawb radicals uas ua rau hauv cov metabolism hauv xovtooj.
Nyob rau theem no, cocoa hmoov tshua heev heev. Yog li, nws yog feem ntau ua los ntawm kev kho mob nrog alkali - feem ntau sodium bicarbonate, los yog baking soda - kom nws tsaus nti, tsawg dua acidic, thiab yooj yim dua kom tov rau dej haus. Hmoov tsis, qhov no 200 xyoo txoj kev, kuj hu ua "Dutch-processing," tau qhia tias yuav rhuav tshem cov lej flavanol cov ntsiab lus los ntawm ntau li 80%. Yog li, qhov feem pua ntawm cocoa muaj nyob rau hauv ib qho ntawm chocolate, seb nws yog 60%, 70% los yog siab tshaj, yog tsis muaj kev qhia ntawm nws cov ntsiab lus flavanol, argues Hollenberg nyob rau hauv ib tug 2007 editorial nyob rau hauv phau ntawv Journal. Nws thiab lwm tus neeg tshawb xyuas khoom noj khoom haus tau sib cav rau cov ntawv sau cov khoom chocolate nrog flavanol qhov tseem ceeb.
Cov Kuna Isdiaskis haus dej kom ntau hom, hom cocoa hmoov, uas muaj cov roj ntau ntau heev.
Formulation
Cocoa butter lub cuab yeej tshwj xeeb ntawm kev muaj lub ntsiab lus nruab nrab uas muaj qhov sib txawv ntawm lub cev tib neeg lub cev - cia nws mus cia "yaj hauv koj lub qhov ncauj" - ua rau nws qab. Cov roj cov ntsiab lus, txawm li cas los, txo cov neeg chocolate-lovers ntawm kev pheej hmoo ntawm qhov hnyav nce tau yog tias lawv tsis them nyiaj rau cov calories lwm qhov. Ib qho 3.5 oz (100g) ntawm chocolate muaj ntau tshaj 500 calorie ntau ntau (piv nrog 12 calories xwb nyob rau hauv ib rab diav tsis muaj cocoa). Kev pham yuav ua rau kom muaj kab mob hauv lub plawv, mob ntshav qab zib, thiab mob cancer, yog li tsis txhob sim koj lub neej los ntawm kev noj mov chocolate yog tias nws ua rau muaj mob hnyav.
Tseeb, ib qho me me ntawm chocolate tej zaum yuav txaus rau kev txhim kho qhov ntev.
Hauv qab kab
Kev tshawb fawb ntawm cov haiv neeg Kuna Asmeskas cov pej xeem ntawm Panama pom zoo tias cov cocoa uas tsis tau noj yuav yog qhov zoo tshaj plaws daim ntawv, vim nws cov ntsiab lus siab flavanol. Txij li thaum flavanols raug puas tsuaj los ntawm kev siv tshuaj lom neeg hauv Dutch los yog alkalization, nrhiav cov cocoas hais tias "natural," raws li lawv tsis tau raug kho nrog alkali.
Qhov chaw:
Andres-Lacueva C., thiab al. "Flavanol thiab flavonol cov khoom ntawm cocoa hmoov khoom: cawv ntawm cov txheej txheem tsim." J Agric Food Chem. 2008. Tsib Hlis 14; 56 (9): 3111-7. Epub 2008 Apr 16.
Hais Txog Cocoa. Teb Chaws Asmeskas Cov Kev Nkag Siab ntawm Cov Ntaub Ntawv Kho Mob. http://newsinhealth.nih.gov/issue/aug2011/feature1
Kenneth B. Miller li al. Qhov cuam tshuam ntawm Alkalization ntawm Antioxidant thiab Flavanol Cov Ntsiab Lus ntawm Cocoa Cov Muag Khoom. J. Agric. Khoom Noj Khoom Haus. , 2008, 56 (18), pp 8527-8533. DOI: 10.1021 / jf801670p.
Norman K. Hollenberg, MD, Ph.D. thiab Naomi DL Fisher, MD. "Nws yog qhov tsaus nti nyob rau hauv tsaus nti qhob noom xim kasfes?" Kev. 2007; 116: 2360-2362. http://circ.ahajournals.org/content/116/21/2360.full
K. Hollenberg N. Vascular kev txiav txim ntawm cocoa flavanols nyob rau hauv tib neeg: lub keeb kwm ntawm zaj dab neeg. J Cardiovasc Pharmacol. 2006; Khoom Siv 2: S99-102; sib tham S119-21.