Qhov no biologically active compound muaj lwm lub npe - antiscorbutic vitamin. Nyob rau hauv lub sij hawm qub, yuav luag txhua tus neeg tsav nkoj, mus rau ib lub voyage ntev, tom qab qee lub sij hawm ntsib ib tus kab mob hu ua scurvy. Cov tsos mob ntawm tus kab mob no muaj ntshav qab zib heev, xoob thiab xau ntawm cov hniav. Nyob rau hauv cov hnub, tib neeg tseem paub tsis muaj dab tsi tsuas yog hais txog ascorbic acid, tab sis feem ntau ntawm cov vitamins. Txij thaum cov txiv hmab txiv ntoo thiab zaub hauv lub nkoj tau siv nyob rau thawj lub hlis ntawm lub voyage, thiab lub sijhawm ntawm tag nrho kev mus txawv tebchaws yog qee zaum ob los yog peb lub xyoos, yog vim li cas rau kev loj hlob ntawm scurvy nyob rau hauv cov neeg coob ntawm lub nkoj ua pom tseeb. Qhov tseeb yog qhov tseem ceeb ntawm ascorbic acid kom tsawg hauv cov tib neeg lub cev yog txhua yam txiv hmab txiv ntoo thiab zaub. Nyob rau hauv ib yam ntawm lawv, ib txwm nyob rau hauv no los yog hais tias muaj nuj nqis yog tas tam sim no cov vitamins. Lub disappearance ntawm ascorbic acid los ntawm kev noj haus ntawm cov khoom noj (uas yog pom nyob rau hauv tsis muaj txiv hmab txiv ntoo thiab zaub nyob rau hauv kev noj haus) tas ua rau kev loj hlob ntawm scurvy. Tus kab mob no tshwm sim vim qhov ua txhaum cai ntawm qhov kev sib txuas ntawm cov tshuaj intercellular collagen. Yog li ntawd, lub permeability thiab fragility ntawm cov hlab ntsha sharply nce.
Ascorbic acid tseem yuav tsum muaj nyob rau hauv cov khoom noj thaum lub sijhawm hnyav heev. Vim li cas cov kws kho mob pom zoo kom noj cov tshuaj vitamin C hauv lub sijhawm no? Nws hloov tawm hais tias ascorbic acid muaj peev xwm ua rau cov neeg muaj kev tiv thaiv, ua rau lub cev muaj zog tuaj yeem tiv taus cov kab mob ntawm txhua hom kab mob viral thiab kab mob. Nrog rau thawj cov tsos mob ntawm tus mob khaub thuas, nws raug nquahu tias koj yuav tsum noj tshuaj sai "poob siab" ntawm ascorbic acid. Qhov kev qhia no yuav pab tau zoo rau kev sib ntaus tawm tsam tus kab mob.
Qhov muaj cov tshuaj ascorbic acid txaus nyob hauv cov zaub mov kuj pab txo cov ntshav siab (uas yog ib qho tseem ceeb rau cov neeg muaj kev kub ntxhov). Vitamin C kuj yog ib qho antioxidant uas ua rau tsis zoo los ntawm cov dawb radicals uas ua rau ntau yam tseem ceeb hauv lub cev nyob rau hauv lub cev.
Txhua hnub koob tshuaj ascorbic acid rau cov neeg laus yog li 100 mg. Cov khoom noj khoom haus tseem ceeb tshaj plaws uas yuav tsum tau muaj nyob rau hauv cov zaub mov kom muaj cov tshuaj uas yuav tsum tau ascorbic acid, raws li tau sau tseg saum toj, zaub thiab txiv hmab txiv ntoo. Cov thawj coj nyob rau hauv cov ntsiab lus ntawm ascorbic acid muaj peev xwm hu ua qus sawv, dub currant, citrus (txiv qaub, txiv kab ntxwv, tangerines), parsley.
Raws li tus neeg saib xyuas tiv thaiv thiab kho mob, ascorbic acid yog kev pom zoo rau ntau hom kab mob ntawm cov hlab plawv, lub plab hnyuv siab raum, daim siab, lub raum, cov kab mob sib luag nrog, lom nrog tshuaj lom. Loj cov tshuaj ascorbic acid txo cov teeb meem ntawm cov khoom phom sij hauv cov pa luam yeeb. Yog li, cov khoom uas muaj ascorbic acid, yuav tsum tau muaj nyob rau hauv kev noj haus ntawm cov neeg haus luam yeeb (rau lawv txhua hnub koob tshuaj vitamin C muaj peev xwm ncav cuag 500 - 600 mg).
Yog li, lub luag hauj lwm ntawm ascorbic acid hauv kev tswj hwm tib neeg kev noj qab haus huv tseem ceeb heev. Txhawm rau kom muaj lub cev khiav dej num ntawm ntau lub cev muaj sia, cov vitamin no yuav tsum tau nkag mus rau peb lub cev nrog zaub mov.