Kune vazhinji vedu, kudya zvakasara mishonga hazvizokonzeri matambudziko chero bedzi zvisati zvaparadzwa uye zvinodzokorora zvakanaka, izvo hazvina chokuita ne nitrate.
Kune nguva mbiri apo vanhu vanofanira kuchenjerera nezve nitrate. Chimwe chezviitiko izvi ndezvemwedzi mina yekutanga yehupenyu - asi hazvibviri kuti vana vaduku vari kuenda vanodya zvakasara.
Kana zvicheche zvikaonekwa zvakanyanya kune nitrates, zvichabva pamvura yakanaka iyo inogona kushandiswa kugadzira rayo.
Nguva yechipiri yekufunga nezve nitrates ndeyekupedzisira kwemavhiki masere kusvika gumi ekuberekwa. Asi zvakare, izvi zvinoreva kunwa mvura yakasvibiswa nepamusoro-soro yemitrate - kwete mari inowanikwa mumiriwo .
Mira - Hauna Kuziva Mbeu Ane Nitrates, Wakaita Iwe Here?
Hungu, vanoita. Vamwe kupfuura vamwe. Maererano neU.S. Centers for Disease Control and Prevention, koliflower, sipinashi, magirasi, maori, midzi midzi ine zvimwe nitrate kupfuura mamwe mimwe miriwo.
Uye, unoziva chii? Muzviyero zvinowanikwa muzvokudya zvinowanzoitwa, nitrati inogona kuva yakanaka kwauri. Regai ndidzoke zvishoma uye nditaure nezve nitrates, nei vachichitityisa uye kuti nei vasinganzwisiswi.
Nitrate inowanzowanikwa muvhu uye mvura. Iyo inoumbwa apo microorganisms inoshandura zvakasvibiswa zvakasikwa muAmmonia, iyo inoita ne oxygen kuti igadzire nitrate uye nitrite.
Ndeipi Zvakaipa Nitrates?
Nitrates inowanikwa mumumanyorera, dzimwe rodenticides uye madhimoni evanhu nemhuka kuitira kuti mvura yekumaruwa mvura inogona kusvibiswa kubva kune imwe nzvimbo iri pedyo kubva kune ivhu rakasimwa, manzi emasvingo kana mashizha emagetsi, zvivigiro zvevhu, zvipfuwo zvezvipfuwo, kana septic systems.
Hongu, izvi zvakashata sezvazvinonzwika.
Nhamba yehurumende yezinga re nitrate mumvura yekunwa ndeye 10 milligrams nereta yemvura. Kana iwe une chitubu, uye ine ine nitrate yakawanda kupfuura iyo, iwe unogona kunge uchitarisana nedzimwe nzira dzakanyanyisa kuti ukwanise kushandisa mvura iyo. Iko kunosanganisira mafiritsi matsuro uye matangi makuru kumashure kwako.
Iye zvino vakawanda vedu havafaniri kutarisana nemvura yakadzika kumaruwa uye kunyange vanhu vane zvizivo kazhinji havafaniri kunetseka nezve nitrates. Saka kune kupi zvimwe zvinowanikwa?
Sodium nitrate ndiyo yekuchengetedza kwekudya iyo inowanzoshandiswa kuporesa nyama kuitira kuti iwe uiwane mukugadzirisa nyama sebhekoni, ham, uye sausage.
Pano ndipo painova kwakaoma.
Zvikuru zvekuongorora zvitsvakurudzo zvinoratidza kuti vanhu vanodya zvikurusa zvakakura zvekudya zvakagadzirwa zvinowanzova nematambudziko makuru ezvirwere zvakasiyana-siyana sechirwere chemwoyo uye mamwe maitiro ekenza. Saka chimiro chechisikigo chakanga chiri kuisa munwe pa nitrates mu nyama yakagadzirwa.
Asi, kugadzirwa kwezvokudya kunowedzerawo mumakorikori, izere namafuta akazara uye sodium. Kunyanya, vanhu vanodya mizhinji yezvokudya zvinogadziriswawo vanowanzodya michero shoma nemiriwo, kuwana zvishoma zvishoma, uye mutengi mamwe makoriyuta, utsi hwepamusoro, kunwa zvakawanda, nekuita zvishoma.
Zvose mune zvose, ihwohwo hutano hwakashata.
Uye zvichida kupomera vaitrates vaifamba zvishoma nezvishoma. Inogona kunge yakakonzerwa neipi kana zvimwe zvimwe zvinhu.
Chero mamiriro ose ezvinhu, chero bedzi nitrates iri pamwe chete ne vitamini C (ascorbate kana ascorbic acid) haufaniri kunetseka pamusoro payo kuumba zvinhu zvisina kunaka zvinogona kukukuvadza. Nguva yakawanda apo iwe uchiona nitrati pane zvigadzirwa zvako, iwe uchaonawo vitamini C.
Chii Chinonzi Nitrate Yakanaka?
Miti inokura muvhu ichava neine nitrate. Zvechokwadi, inenge 85 muzana yezana yako yezuva yega nitrate - inenge 20 kusvika ku25 milligiramu pazuva - inobva mumiriwo. Uye miriwo yakanaka kwauri.
Kana mumwe munhu akakuudza kuti miriwo yakaipa kwauri nokuti ye nitrates kana chimwe chikonzero, iwe unofanira kumhanya kubva kwavari. Kurumidza zvikuru.
Mamwe masayendisiti anotaura kuti chikamu chechikonzero chekunaka kwemiriwo zvingave chaicho chinobva kune iyo nitrate. Pasina kuwana unyanzvi hwepamusoro, zvinogona kuva iyo nitrate yakanaka kune mishonga yako yeropa uye kubatsira kubatsira kuderedza ropa uye kuchengetedza maplatelet muropa rako kubva pakuvhara zvakanyanya kana munzvimbo dzakashata.
Iko pfungwa yokuti nitrates inogona kunge yakakunakira iwe ichiri muchikwata chekutanga. Asi ndiani anonyatsofarira - isu tatoziva kuti miriwo inokubatsira iwe. Saka idya zvakawanda kwavari.
Zvakadini nokudzorera mimwe miriwo? Kana ukadzorera mvura, iwe uchaisa huwandu hweitrate semvura inoputika. Zvichida vanhu vanotya kuti kuderedza mimwe miriwo kune chinhu chimwe chete. Chinhu chacho ndechokuti, kana iwe uchidzorera miriwo yako kusvika pavanenge yaoma, yakasvibiswa uye yakanyongedzerwa mumucheka wakaipa, ndisina chokwadi kana iwe ungazodya uchidya chero zvakadaro.
Idya miriwo yako . Chengeta zvasara. Vachaipisa uye muzvidye. Iwe uchava zvakanaka.
Sources:
Nzvimbo dzeDaase Control uye Kudzivirira. "Toxic Substances Portal - Nitrates uye Nitrites." Http://www.atsdr.cdc.gov/toxfaqs/tf.asp?id=1186&tid=258.
Lidder S1, Webb AJ. "Vascular Effects of Dietary Nitrate (Sezvinowanikwa muGreen Leafy Vegetables uye Beetroot) kuburikidza neNitrate-Nitrite-Nitric Oxide Pathway." Br J Clin Pharmacol. 2013 Mar; 75 (3): 677-96. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3575935/.
Machha A1, Schechter AN. "Inorganic Nitrate: Mutezi Mukuru Muhutano Hwehutano Hwakawanda Kwemiti?" Nutriti Rev. 2012 Jun; 70 (6): 367-72. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3367800/.
Minnesota Department of Public Health. "Nitrates in Water Drink." Http://www.health.state.mn.us/divs/eh/hazardous/topics/sacnitrate.html.
Minnesota Department of Public Health. "Nitrates mu Well Well." Http://www.health.state.mn.us/divs/eh/wells/waterquality/nitrate.html.