Vitamin B12

Vitamin B12 a cikin abincin vegan: kari ne guda ɗaya da ba zaɓi ba ne

B12 ƙwayoyin cuta ne ke yin shi, ba shuka ko dabba ba. Dabbobin kiwo suna samun shi daga ƙwayoyin cuta a ƙasa ko daga abincin da aka ƙarfafa; yawancin dabbobin da ake kiwon ana ba su B12 a cikin abincinsu kai tsaye. Shan shi azaman kari kawai yana cire dabba daga tsakiyar wannan sarkar. Adadin ya fi RDA girma saboda shayarwa ta hanyar intrinsic-factor yana cika a 'yan micrograms a kowane kashi, tare da kusan 1% kawai na sauran da ake sha a hankali.

Key facts

Matsayin yau da kullun da aka yi amfani da shi anan
4 mcg
Tushen abinci da aka lissafa
9
Tushen mafi yawa
Kwayar cyanocobalamin — 100 mcg
Kari
Mafi sauki kuma abin dogaro na yau da kullun

Nawa kuke buƙata

Kari na yau da kullun na manya
50–250 mcg cyanocobalamin daily

Ijma'in Vegan Society / Vegan Health

Kari na mako-mako na manya
2,000 mcg once a week

Adadin da ake sha ta hanyar watsawa a hankali

Abinci masu ƙarfafa kawai
3 servings a day, ≥ 1 mcg each

Yana buƙatar daidaito; kari sun fi abin dogaro

Manya sama da 50
500–1,000 mcg daily

Ragewar acid na ciki yana hana saki da shayarwa

Ciki da shayarwa
Daily supplement, do not rely on food alone

Ajiyar jariri ya dogara gaba ɗaya akan yanayin uwa

Inda yake fitowa

Vitamin B12 kowace rabo a cikin abincin shuka, tare da rabon 4 mcg na burin yau da kullun
AbinciRabomcg% na burin
Kwayar cyanocobalaminKusan 2–5 mcg ne ake sha da gaske1 kwaya100
2500%
Yisti mai gina jiki mai ƙarfafaSai idan lakabin ya ce an ƙara B122 tbsp (5 g)5
125%
Madarar waken soya mai ƙarfafa250 ml1
25%
Madarar oat mai ƙarfafaYawancin nau'ikan organic ba a ƙarfafa su ba250 ml1
25%
Kayan karin kumallo mai ƙarfafa40 g1
25%
Madadin nama mai ƙarfafaYa dogara da alamar — duba panel100 g1
25%
Man shafawa na vegan mai ƙarfafa10 g0.5
13%
Spirulina, chlorella, noriYana ƙunshe da analogues marasa aiki waɗanda zasu iya ɓoye rashikowane0
0%
Tempeh, kombucha, sauerkrautBa abin dogaro ba kuma yawanci analogue ne kawaikowane0
0%

Samun sha, ba kawai ci ba

Manyan allurai suna sha da kyau, shi ya sa adadin yake da girma

Hanyar jigilar aiki tana ɗaukar kusan 1.5–2 mcg kawai a kowane kashi sannan ta cika na sa'o'i da yawa. Sama da haka, kusan 1% ne ke wucewa a hankali. Kwayar 1,000 mcg don haka tana isar da kusan 10 mcg — lissafin da ke bayan kowace tambaya ta 'me yasa haka yawa?'

Masu taunawa da na ƙarƙashin harshe ba sihiri ba ne, amma suna taimakawa

Gwaje-gwaje sun nuna cewa allunan ƙarƙashin harshe da na baki suna aiki iri ɗaya a cikin mutane masu shayarwa ta al'ada. Taunawa yana taimakawa idan kana da ƙarancin acid na ciki ko kana shan proton-pump inhibitor.

Cyanocobalamin shine nau'in da aka fi shaida

Shi ne mafi karko kuma nau'in da aka yi amfani da shi a kusan kowane gwaji. Methylcobalamin yana da kyau amma yana lalacewa da sauri a haske kuma yana buƙatar manyan allurai. Mutanen da ke da gazawar koda ko kuma cutar Leber's optic atrophy da ba kasafai ba ya kamata su yi amfani da hydroxocobalamin ko methylcobalamin maimakon.

Mafi sauki kuma abin dogaro na yau da kullun

Kwayar cyanocobalamin 2,000 mcg guda ɗaya, a tauna, sau ɗaya a mako — mai arha, da wuya a manta kuma da wuya a wuce gona da iri, saboda abin da ya wuce yana fitarwa a fitsari. Idan ka fi son kowace rana, 100 mcg ya isa. Ƙara tushen na biyu idan kana sama da 50, kana da ciki, kana shayarwa, ko kana shan metformin ko PPI.

Alamun raguwa

  • Ƙunƙura ko rashin ji a hannaye da ƙafafu (farkon shigar jijiyoyi)
  • Gajiya da ƙarancin numfashi daga macrocytic anaemia
  • Matsalolin ƙwaƙwalwa, hazo a kai, rashin jin daɗi ko fushi
  • Harshe mai ci, santsi, ja da ciwon baki
  • Tafiya marar daidaito da rashin daidaito a lokuta masu tsanani
  • Abinci mai yawan folate na iya ɓoye anaemia yayin da lalacewar jijiyoyi ke ci gaba

Abin da za a gwada

Serum B12
Mai arha kuma ana samunsa a ko'ina, amma ba abin dogaro ba shi kaɗai — analogues suna ƙara shi kuma matakan da ke ƙasa da kusan 300 pmol/L na iya zama ƙarancin aiki.
Methylmalonic acid (MMA)
Mafi kyawun alamar aiki. MMA mai girma yana nufin B12 ya rasa a matakin tantanin halitta.
Homocysteine
Yana tashi a rashi B12, folate ko B6; yana da amfani tare da MMA, ba shi kaɗai ba.
Cikakken ƙididdigar jini
Manyan jajayen ƙwayoyin jini (high MCV) suna nuna rashi amma suna bayyana a makare kuma ana ɓoye su ta hanyar yawan shan folate.

Kurakurai na yau da kullun

Dogara ga algae ko abinci masu haɗe

Spirulina da nori suna ƙunshe da analogues na corrinoid waɗanda ke ɗaure masu karɓar B12 ba tare da yin aikin ba, kuma suna iya sa gwajin jini ya yi kyau fiye da gaskiya.

Dakatarwa saboda gwaji ya dawo daidai

Sakamako na al'ada yana nuna kari mai aiki, ba abincin da ba ya buƙatar kari ba. Ajiya na iya ɗaukar shekaru, wanda shine ainihin dalilin da yasa rashi ke tashi ba tare da an lura ba.

Zaton cewa madarar shuka an ƙarfafa ta

Nau'ikan organic a EU galibi ba a ƙarfafa su ba saboda dokokin organic suna ƙuntata ƙarin bitamin. Karanta panel a duk lokacin da ka canza alama.

Tambayoyin da mutane ke yi

Shin za a iya samun B12 daga shuka?

Ba abin dogaro ba. B12 yana fitowa daga ƙwayoyin cuta; alamun da ake samu a kan kayan lambu marasa wankewa ko a cikin abinci masu haɗe ba su da daidaito kuma galibi analogues ne marasa aiki. Abinci masu ƙarfafa da kari ne kawai tushen vegan abin dogaro.

Yaya tsawon lokaci kafin rashi ya bayyana?

Hanta tana ajiye abin da zai wuce shekaru biyu zuwa biyar, don haka wanda ya daina duk tushen yana iya jin daɗi na dogon lokaci sannan ya sami alamun jijiyoyi. Kada ka yi amfani da 'Ina jin daɗi' a matsayin shaida.

Shin za a iya shan B12 da yawa?

Babu iyaka da aka kafa; abin da ya wuce yana narkewa a ruwa kuma ana fitarwa. Manyan allurai na iya haifar da kuraje a wasu mutane, kuma mutanen da ke da cutar koda ya kamata su tattauna adadin da likita.

Shin masu cin nama ma suna buƙatar B12?

Yawancinsu suna samun shi a kaikaice, tunda ana ƙarfafa abincin dabbobi akai-akai da cobalt ko B12. Rashi kuma ya zama ruwan dare a cikin tsofaffi masu cin nama saboda raguwar shayarwa, ba shan abinci ba.

Shin B12 a cikin man goge baki ko feshi yana sha da kyau?

Feshi da lozenges suna aiki kusan daidai da allunan a cikin mutane masu shayarwa ta al'ada. Zaɓi wanda za ka iya sha kowane mako.

Manazarta

Sauran jagororin sinadarai

Reviewed 2026-08-23 by the Veg.ac editorial team · Data: NIH ODS — Takardar gaskiya ta Vitamin B12 · Free to reuse under CC BY 4.0 with a link back.

Bayanai na gaba ɗaya, ba shawarar likita ba. Yi magana da likita ko masanin abinci mai rijista game da halin ku.