Mukati
Vitamin B3 (niocin kana zita rapfuura nguva PP) inogadziriswa nemvura uye inopinza zviri nyore mumuviri.
Niacin inouya nenzira mbiri, niacin uye niacin. Kekutanga nguva nicotinic acid yakawanikwa muna 1867 sechinhu chakabva nicotine, asi ipapo hapana akaburitsa kukosha kwechinhu ichi kumuviri. Yaingova muna 1937 ndipo kukosha kweiyoacin kwakasimbiswa.
Muzvigadzirwa zvemhuka, niacin inowanikwa muchimiro chenicotinamide, uye muzvigadzirwa zvezvirimwa, iri muchimiro chenicotinic acid.
Nicotinic acid uye nicotinamide zvakafanana mukukanganisa kwadzo pamuviri. Kune nicotinic acid, hunhu hunonyanya kuzivikanwa hwevasodilator hunhu.
Niacin inogona kuumbwa mumuviri kubva kune yakakosha amino acid tryptophan. Zvinotendwa kuti 60 mg yeNiacin inogadzirwa kubva pa1 mg ye tryptophan. Panyaya iyi, munhu wezuva nezuva anodikanwa anoratidzwa mune niacin zvakaenzana (NE). Nekudaro, 1 niacin yakaenzana inoenderana ne1 mg yeNiacin kana 60 mg ye tryptophan.
Vitamin B3 chikafu chakapfuma
Yakaratidza kuwanikwa kwekufungidzira mu100 g yechigadzirwa
Zuva nezuva chinodiwa vhitamini B3
Zvinodikanwa zvezuva nezuva zvevhitamini B3 ndezvekuti: varume - 16-28 mg, yevakadzi - 14-20 mg.
Iko kudikanwa kwevhitamini B3 kunowedzera ne:
- kushanda nesimba.
- yakanyanya neuropsychic chiitiko (vatyairi, vatumwa, vanoshandisa mafoni);
- kuFar North;
- shanda munzvimbo dzinopisa kana mumasangano anopisa;
- nepamuviri uye lactation;
- yakaderera-protein chikafu uye hukuru hwepuroteni yemiti pamusoro pemhuka (vegetarianism, kutsanya).
Inobatsira zvivakwa uye maitiro ayo pane muviri
Vitamini B3 inofanirwa kuti isunungure simba kubva kuma carbohydrate nemafuta, kune protein metabolism. Icho chikamu chema enzymes anopa kufema kwemaseru. Niacin normalizes mudumbu uye rwatata.
Nicotinic acid inobatsira panjodzi uye nemoyo masisitimu; inochengetedza ganda rine hutano, ura hwemukati uye muromo wemuromo; inobatanidzwa mukuchengetwa kwemaonero chaiwo, inovandudza kugoverwa kweropa uye inoderedza kukwirira kweropa.
Masayendisiti anotenda kuti niacin inodzivirira akajairwa maseru kubva kuve cancer.
Kushaikwa uye kuwandisa kwevhitamini
Zviratidzo zveVhitamin B3 Kushomeka
- kuneta, kusava nehanya, kuneta;
- dzungu, musoro;
- kutsamwa
- kushaya hope;
- kuderera kwechido, kuonda;
- kuora uye kuoma kweganda;
- palpation;
- kupatirwa;
- kuderera mukushomeka kwemuviri kuzvirwere.
Nehurefu hwevhitamini B3 hwakareba, chirwere chepellagra chinogona kukura. Zviratidzo zvekutanga zvepellagra ndezvi:
- manyoka (chetsoka 3-5 nguva kana kupfuura pazuva, mvura isina ropa uye mamota);
- kurasikirwa nenzara, kurema mudumbu;
- chirungurira, belching;
- muromo unopfuta, unomedza mate;
- kutsvuka kwemucous membrane;
- kuzvimba kwemiromo uye kuoneka kwekutsemuka pavari;
- iwo mapepa erurimi anobuda semadota matsvuku, uyezve akatsvedza;
- mitswe yakadzika inogoneka mururimi;
- matsvuku mavara anoonekwa pamaoko, kumeso, mutsipa, magokora;
- kuzvimba ganda (zvinorwadza, itches uye mapundu anoonekwa pairi);
- kushaya simba kwakanyanya, tinnitus, kutemwa nemusoro;
- manzwiro echiveve uye zvinokambaira;
- shaky gait;
- kumanikidza kwekumanikidza.
Zviratidzo zvekuwedzera kweVitamin B3
- kuputika kweganda;
- kuvava;
- kufenda.
Zvinhu zvinokanganisa zvirimo zveVitamin B3 muzvikafu
Niacin yakanyatsogadzikana mumamiriro ekunze - inogona kumira kwenguva refu yekuchengetedza, kutonhora, kuomesa, kutarisana nechiedza chezuva, alkaline uye acidic solutions. Asi neyakajairwa kupisa kupisa (kubika, frying), iyo niacin yemukati mune zvigadzirwa inoderedzwa ne5-40%.
Nei Vitamin B3 Kushomeka Kuitika
Nekudya kwakaringana, kudikanwa kwevhitamini PP kunogutswa zvizere.
Vitamin PP inogona kuve iripo mune zvekudya mune ese ari maviri anowanikwa nyore uye akasungwa akasungwa fomu. Semuenzaniso, muzviyo, niacin iri mune yakaoma-kuwana fomu, ndosaka vhitamini PP isina kunyudzwa kubva kuzviyo. Chinhu chakakosha chibage, umo vhitamini iyi iri mune yakasarudzika kusangana.
Vakwegura vanogona kunge vasina vhitamini PP yakakwana kunyangwe nekudya kwakaringana kwekudya. kufanana kwavo kunovhiringidzika.