Muaj peev xwm los yog tsis cabbage rau pancreatitis?

Cauliflower yog zaub nrog saj zoo heev. Nws yog siv rau hauv cov tais diav hauv feem ntau tsis tau xav txog, nws yog pickled, kib hauv roj, hau, ntxiv rau nqaij lossis hauv thawj lub tais, thiab, ntawm chav kawm, tau noj tshiab.

Cov tais diav los ntawm cov zaub pob ntau no tuaj yeem tsis yog los ntawm kev noj zaub mov zoo, tab sis cov neeg mob pancreatitis los siv nws, koj tsuas yog yuav tsum paub qee qhov nuances ntawm kev ua noj.

Dawb-hau

Thaum mob nrawm ntawm pancreatitis thiab nrog exacerbation ntawm mob ntev, cov zaub no txwv tsis pub. Nws tuaj yeem nkag mus rau hauv cov khoom noj muaj txiaj ntsig tsuas yog muaj kev pheej hmoo tsis tu.

Nws yog qhov zoo uas yuav tau noj tsob ntoo me.

Nws raug pom zoo los siv me me ntawm cov zaub qhwv dawb ua tus muaj hnub nyoog me. Kev siv ntau dhau yuav cuam tshuam tus neeg mob. Qhov ntau ntawm fiber ntau tuaj yeem ua rau flatulence, tsam plab, tsis xis nyob, mob.

Cov zaub qhwv dawb yuav pab ua kom tsam plab.

Taub hau liab

Cov zaub pob liab liab muaj ntau cov kabmob. Hauv cov mob ua ke ntawm kab mob, noj nws tsis muaj nqis. Thaum tab tom sib zam, nws tau tso cai qhia me me ntawm kev kho cua sov zaub rau hauv tus neeg mob cov zaub mov.

Koj yuav tsum ua tib zoo saib xyuas lub cev qhov tshuaj tiv thaiv rau cov khoom.

Yog tias cov tsos mob tsis txaus ntseeg tshwm sim, nws yog ib qho tsim nyog yuav tsum tau tam sim ntawd tsis txhob siv ntau yam no thiab sab laj nrog kws kho mob plab.

Nrog rau pancreatitis, nws tsis pom zoo kom noj ntau yam no. Nrog kev zam tas mus li, nws tau tso cai los qhia me me ntawm kev rhaub los yog ci kohlrabi rau hauv kev noj haus.

Zaub pob

Zaub pob qe muaj cov nyhuv ntxim nyiam hauv lub caj pas pathological. Hauv qhov nyiaj tsawg, nws yuav siv tau rau tus neeg mob. Cov khoom no nplua nuj nyob hauv cov vitamins thiab minerals uas pub siv nrog kev so kom ruaj. Nws raug nquahu kom rhaub zaub, tsuav tsis tau roj lossis ci.

Zaub pob qe muaj cov nyhuv ntxim nyiam hauv lub caj pas pathological.

Txoj kev ua noj thiab zaub mov txawv

Nrog rau mob ntawm cov txiav, nws yog ib qho tseem ceeb rau ua noj kom zoo. Nws yog txwv tsis pub ntsev, kib, lub caij nrog cov kua ntses.

Hauv cov tais diav yuav tsum tsis txhob txwv tsis pub siv rau cov neeg mob Cheebtsam.

Cov zaub mov yuav tsum tshiab tshiab. Qhov kub kuj tseem ceeb heev: cov khoom noj sov lossis cov zaub mov txias dhau yog tsis zoo. Nws yog qhov tsim nyog kom txias cov tais diav rau + 35 ... + 40 ° С.

Cov zaub qhwv hau yog siv los ua cov kua ntsw rau, cov ntsab hmoov qos. Nrog kev zam tas mus li hauv cov qos yaj ywm ci, nws tau tso cai ntxiv me me ntawm cov zaub ntsuab, txhoov ntsev, ½ tsp. zaub roj.

Stew tsis muaj roj. Siv dej, cog zaub. Nrog kev so kom ruaj khov, quenching hauv cov mis yuav tso cai. Stewed zaub mos, uas zam kev ua haujlwm puas rau cov leeg ntawm lub cev.

Braised zaub qhwv tuaj yeem raug siv los ua ib qho kev tivthaiv zaub stew.

Cov zaub qhwv tau npaj rau hauv txoj kev no tuaj yeem siv ua khoom xyaw ntawm zaub stew. Nws yog pab tau los ua ke nws nrog hluas zucchini, carrots.

Tsis txhob noj sauerkraut ua zaub mov rau tus kab mob pancreatic. Nws yog acidic rau lub cev ua kom puas, muaj ntsev, thiab muaj nplua nuj nyob hauv cov ntxhib.

Qee tus kws tshaj lij cam tias kua txiv fermented nrog ib daim ntawv qhia tshwj xeeb rau cov zaub qhwv tuaj yeem yog qhov muaj txiaj ntsig rau tus neeg mob.

Cov kua dej tau ua tiav ntawm 50 ml ib hnub twg. Nws pab ua kom cov ntshav qab zib.

Rau cov zaub xam lav, koj tuaj yeem siv cov zaub qhwv kub. Hauv daim foos tshiab, tsuas yog Beijing tso cai nkaus xwb. Txhawm rau npaj cov zaub xam lav, noj 200 g ntawm zaub qhwv nplooj, 2 pre-boiled nqaij qaib, 3 qe, me me hau zaub ntug hauv paus thiab 1-2 tbsp. l nonfat qaub cream. Zom tag nrho cov khoom xyaw thiab caij nrog qaub cream. Nws raug tso cai kom ntxiv ntsev tov ntsev.

Tus neeg mob yuav tau txais txiaj ntsig qab zib kua zaub los ntawm zaub cob pob los yog zaub paj. Rau lawv cov chaw tsim khoom, 4-5 inflorescences, 1 qos loj, 1 zaub ntug hauv paus tau noj. Cov zaub uas tuaj yeem ntxuav, tev, hau, tws nrog rab kom txog rau lub xeev ntshiab. Nrog kev zam tas mus li, koj tuaj yeem ntxiv 1 tbsp. l tsawg-rog qaub cream los yog cream, txog li 30 g ntawm cheese, ib de ntsev.

Cov zaub mov broccoli tuaj yeem siv rau hauv cov neeg mob pancreatitis?

Qhov teeb meem no feem ntau txhawj xeeb cov neeg mob thiab lawv cov neeg txheeb ze, vim tias broccoli yog lub tsev muag khoom ntawm cov khoom muaj tshuaj. Nws muaj ntau ntawm cov vitamins thiab minerals.

Ntxiv rau txhua yam, nws muaj cov vitamin ntawm pawg B, uas tso cai rau koj los txhim kho qhov kev nqis tes ntawm txhua yam ntawm cov khoom no.

Cov zaub mov pob txha caj qaum thiab pancreatitis muaj kev cuam tshuam, vim tias txhawm rau txhim kho txoj haujlwm ntawm lub qog, koj tsuas yog yuav tsum suav cov khoom no hauv koj cov khoom noj.

Cov zaub muaj cov mos mos. Yog li, zaub cob pob nrog zaub mov pob kws tua ntshav ntawm pancreatic yog qhov muaj txiaj ntsig zoo, vim tias nws muaj lub cev tsis tshua muaj calorie thiab, vim li ntawd, tsis dhau lub siab ua tus txiav. Calorie cov ntsiab lus tsuas yog 27 Kcal ib 100 grams. Zaub cob pob pub koj ua tau zoo tshaj plaws rau cov khoom noj uas tus neeg mob xav tau.

Rau lo lus nug "nws puas tuaj yeem ua zaub cob pob nrog pancreatitis?" Peb tuaj yeem hais nrog kev ntseeg siab tias yog. Cov kws kho mob kws kho mob zaub mov noj mov yog pub rau noj broccoli, tab sis tsuas yog stewed lossis hau.

Tseem ceeb thaj chaw ntawm cov zaub ntsuab

Raws li twb tau hais lawm, zaub qhwv muaj ntau lub ntsiab lus tseem ceeb. Cia peb txheeb xyuas lawv cov txiaj ntsig:

  • poov tshuaj yuav tshem tawm cov kua dej hauv lub cev,
  • phosphorus thiab calcium yuav muaj txiaj ntsig zoo rau cov pob txha pob txha,
  • tooj liab thiab hlau yuav txhim kho thiab ua kom muaj lub zog ntuag,
  • iodine, tsim nyog rau cov kab mob endocrine thiab cov thyroid caj pas,
  • carotene muaj cov txiaj ntsig zoo ntawm lub zeem muag thiab tiv thaiv kab mob,
  • choline yuav ua rau nws nyuaj rau cov roj (cholesterol) mus ntxiv,
  • fiber ntau yuav txo cov theem ntawm co toxins hauv lub cev,
  • tshuaj tua kab mob tiv thaiv kev laus
  • serotonin thaiv kev nyuaj siab.

Cov txiaj ntsig zoo ntawm cov pob kws txawv teb chaws tuaj yeem muab sau rau qhov kawg. Nov yog ib qho ntawm cov zaub muaj txiaj ntsig tshaj plaws hauv ntiaj teb. Txhua txhua 100 grams ntawm zaub cob pob coj los noj txhua hnub uas muaj cov vitamins C thiab K.

Cabbage nyob rau hauv mob ceev pancreatitis

Thaum lub sij hawm exacerbation ntawm pancreatitis, nws yog ib qhov tsim nyog yuav tsum tsis txhob noj zaub pob. Yog tias muaj acidity ntau ntxiv ntawm lub plab, nws yog ib qho tsim nyog yuav tsum tau muab tshem tawm ntawm cov khoom noj.

Nws yog qhov zoo dua los siv nws rau kev tiv thaiv tus kab mob. Hauv qhov no, ntxiv rau cov zaub siav, cov qoob loo kuj tseem siv tau.

Zaub siv thaum lub sij hawm dhau los

Thaum lub sij hawm tshem tawm, zaub qhwv yuav cia tus neeg mob kom ntub nws lub cev nrog cov tshuaj uas muaj txiaj ntsig zoo thiab cov vitamins.

  1. Yog tias lub cev tsis muaj zog, ces nws yuav ceev nrooj lub zog.
  2. Kev siv niaj zaus, nws yuav txo qhov muaj feem ntawm kev mob qog nqaij hlav thiab mob atherosclerosis.
  3. Sulforaphane, pom nyob rau hauv zaub cob pob, muaj cov txiaj ntsig zoo ntawm cov txiav tsis ua hauj lwm. Uas yog, nws calms thiab relieves tau o.

Thaum lub sijhawm so ntawm kev tshem tawm tus kabmob, tus neeg mob yuav tsum tau tshem tawm nws qhov kev noj haus ntsim, kib lossis zaub qhwv. Cov khoom lag luam xaiv los yog cov khoom lag luam tuaj yeem nce lub acidity ntawm lub plab, uas tuaj yeem ua rau muaj kev noj qab haus huv tsis zoo.

Nws yog qhov zoo tshaj rau noj stewed, steamed lossis hau zaub pob. Txhawm rau khaws tag nrho cov muaj txiaj ntsig thaum kho cov cua sov, nws yuav tsum tau siav tsis pub ntau tshaj 2 feeb. Thiab kom khaws cov saturated ntsuab xim ntawm cov zaub, tom qab ua noj, nws yog qhov zoo tshaj plaws rau muab tso rau hauv dej txias.

Zaub cob pob yog qhov zoo tshaj plaws rau kev rov ua dua ntawm cov kua dej uas tsis zoo vim qhov tseeb tias hauv nws cov muaj pes tsawg leeg muaj 2 npaug ntawm cov protein ntau dua li lwm hom zaub qhwv. Vim tias cov ntsiab lus ntawm chlorophyll, nws tso cai rau koj ntxiv dag zog rau txhua lub cell ntawm daim nyias nyias (txawm tias mob caj dab), uas tso cai rau cov hlwb los tiv thaiv kev puas tsuaj ntawm kev ua tiav ntawm pancreatitis.

Thaum twg cov zaub yuav tsum raug cais tawm ntawm kev noj haus?

Muaj qee kis, zaub cob pob tuaj yeem ua rau mob plab, tsam plab, thiab lwm cov tsos mob tsis zoo. Hauv qhov no, nws yog qhov zoo uas yuav tsum tsis txhob siv nws kom txog thaum lub sijhawm rov txhim kho pib dua.

Nws yuav zoo dua yog tias koj pib siv nws tom qab lwm cov khoom lag luam, thiab tsis nyob rau theem pib. Nws raug nquahu kom siv tsis pub ntau tshaj 200 gram nyob rau ib hnub, nrog ib theem twg ntawm tus kabmob.

Muaj ntau lub sijhawm thaum tus neeg mob tsis mob siab rau qhov zaub no. Hauv qhov xwm txheej no, nws raug nquahu kom tsis txhob noj thiab hloov mus rau lwm cov zaub "noj" ntxiv. Cov zaub no suav nrog:

Hauv kev xaus, nws yog ib qho ua tau los teb cov lus nug: tuaj yeem ua zaub cob pob nrog pancreatitis tuaj yeem ua tau lossis tsis tau? Qhov tseeb, nws txhua tus nyob ntawm theem ntawm tus kab mob thiab tus kheej kev noj qab haus huv.

Hauv paus ntsiab lus, cov kws kho mob pom zoo kom siv nws. Tab sis koj yuav tsum tau them sai sai rau cov txheej txheem ntawm kev npaj, vim hais tias yog tias nws tsis tau siav kom raug, nws yuav tsis saturate lub cev nrog cov khoom tseem ceeb. Thiab qhov no yog lub ntsiab lus zoo, vim hais tias tej zaum yuav muaj rooj plaub uas npaj zaub tsis raug tuaj yeem raug mob.

Nws yuav zoo dua yog tias koj pib siv cov zaub cob pob stewed. Yog li, kev khaws cia ntawm nws cov txiaj ntsig tseem ceeb yog feem ntau. Nws yog qhov zoo tshaj los siv nws rau kev tiv thaiv.

Koj tsis tas yuav rub kom txog thaum lub caij koj kuaj pom tus mob pancreatitis. Nws raug nquahu kom tiv thaiv koj tus kheej thiab coj los siv tiv thaiv kev tiv thaiv. Kom ceev faj.

  • Kev siv cov tsev neeg them nqi kho tsev teev ntuj rau kev kho tus mob pancreatitis

Koj yuav xav tsis thoob sai npaum li cas tus kab mob recedes. Saib xyuas ntawm lub pancreas! Ntau tshaj 10,000 tus neeg tau pom muaj kev txhim kho tseem ceeb hauv lawv txoj kev noj qab haus huv tsuas yog haus thaum sawv ntxov ...

Kuv puas tuaj yeem noj qej nrog pancreatitis?

Cov kws ua zaub mov tau swm rau ntxiv cov piquancy rau cov zaub mov nrog kev pab ntawm ntau yam txuj lom, uas suav nrog cov nroj no. Puas yog txwv tsis pub los yog pom zoo rau ua pob kws ua rau mob taub hau?

Puas yog lub taub ntsej puas zoo rau lub caj pas?

Cov chav kawm ntawm tus kab mob thiab tag nrho nws cov theem yuav tsum ua kom txhua tus xaiv cov zaub mov uas tsim nyog. Melon nrog pancreatitis thiab cholecystitis tuaj yeem tshwm sim rau kev noj haus.

Kuv puas tuaj yeem noj nceb nrog teeb meem nrog lub txiav?

Champignons yog lub sib dua thiab feem ntau muaj protein ntau nceb, yog li ntau tus xav txog lawv txoj kev noj zaub mov. Nws yog, tab sis nrog qee yam kab mob, lawv muaj contraindicated.

Dib nyob rau hauv lub pancreatitis kev noj haus

Cov dib tshiab rau kab mob pancreatitis tuaj yeem thiab yuav tsum tau muaj nyob hauv daim ntawv qhia zaub mov thiab ntxiv mus, tseem muaj cov zaub mov tshwj xeeb raws kev noj cucumbers rau kaum hnub.

Cauliflower nyob rau hauv mob thiab mob theem ntawm pancreatitis

Cauliflower tuaj yeem siv rau mob ntsws thiab mob ntsws qhuav, vim:

  1. Tsis tshua muaj calorie
  2. Cov qauv siv tsis huv
  3. Cov ntsiab lus muaj fiber ntau piv rau lwm hom zaub pob.

Twb tau tom qab ob lub lim tiam los ntawm kev tawm tsam ntawm tus kab mob, cov zaub pob tuaj yeem suav nrog kev noj zaub mov ntawm cov neeg mob nyob rau hauv daim ntawv ntawm cov qos yaj ywm los ntawm hau inflorescences los yog raws li ib qho ntawm cov khoom xyaw ntawm zaub kua zaub. Txawm li cas los xij, txhua tus tsis tas yuav siv cov zaub cob pob, vim nws muaj peev xwm nce mentsis kom zais plab zom mov, uas tsis yog qhov tso cai ib txwm siv.

Cauliflower rau pancreatitis kev zam txim

Cauliflower tuaj yeem yog ib yam khoom tseem ceeb uas tsis tuaj yeem siv rau cov neeg mob hauv kev tshem tawm. Tsawg me me ntawm fiber ntau ua kom kev zom, ua kom txoj hnyuv thiab tshem tawm tawv ncauj.

Tsis tas li ntawd, cov khoom muab lub cev nrog cov zaub mov muaj txiaj ntsig, vitamins, antioxidant thiab zaub protein. Zaub pob, hauv tshwj xeeb, muaj cov ntsiab lus siab ntawm cov vitamins C thiab B vitamins Cauliflower yog cov xa khoom zoo heev ntawm cov vitamin U, uas:

  • Neutralizes co toxins
  • Synthesizes ntau yam tshuaj uas muaj txiaj ntsig.
  • Koom nrog kev tso tawm cov co toxins
  • Normalizes lub acidity ntawm pais plab kua txiv.

Qhov ua hauj lwm antitumor ntawm zaub qhwv ntawm cov hom no, nws muaj peev xwm los inhibit qhov concentration ntawm cov roj hauv cov ntshav tau paub zoo.

Cov tais diav uas ua los ntawm cov zaub paj ua kom muaj ntau hom zaub mov, muab lub sijhawm rau kho kom zoo nkauj ntawm cov tais diav. Cov neeg muaj tus mob pancreatitis tuaj yeem noj cov zaub qhwv inflorescences, ci hauv lub microwave lossis qhov cub, ntxiv rau kua zaub, noj nrog lwm cov zaub lossis cais.

Ua zaub pob tastier, nws tuaj yeem siav hauv cov protein-mis ntses. Nyob rau hauv cov kab mob ntawm lub pancreas, cabbage kib nyob rau hauv batter, pickled thiab tshiab yog contraindicated, tom qab uas koj yuav tsum tau paub xyov yuav ua li cas rov qab rau tus txiav.

Rau ua noj ua haus, zaub qhwv tshiab lossis khov inflorescences yog qhov tsim nyog. Yuav zaub cov zaub tshiab koj yuav tsum xaiv lub teeb daj daj lossis dawb hau ntawm zaub qhwv yam tsis muaj cov xim tsaus nti. Yog tias muaj qhov tsis xws, qhov no qhia tau hais tias cov zaub qhwv tau khaws cia tsis raug rau lub sijhawm ntev, thiab feem ntau cov vitamins tau ploj.

Ua ntej ntxiv rau zaub mov, lub taub hau tau muab faib ua inflorescences thiab muab pov rau hauv dej npau npau. Yog tias ib lub zaub mov xav tau cov xim dawb ntawm cov zaub qhwv, qab zib me ntsis ntxiv rau hauv dej.

Txhawm rau kom muaj qhov siab tshaj plaws ntawm cov khoom siv uas muaj txiaj ntsig, cov zaub qhwv tsis tuaj yeem zom. Txaus 15 feeb los ua zaub zaub. Yog li, cov zaub qhwv siav tuaj yeem muab ntxiv rau cov tais los yog ci ua ke thiab noj nrog zoo siab.

Tus mob pob tawb zaub cob pob

Sij hawm dhau los, nws yog qhov khoom tsis txawv thiab tsis nrov heev, tab sis ntau xyoo dhau los nws tau dhau los ua qhov tshwm sim niaj hnub. Zaub cob pob yog haum rau khoom noj khoom haus kho mob, thiab rau kev noj haus li ib txwm ntawm ib tus neeg uas tsuas xav tswj thiab tswj nws txoj kev noj qab haus huv.

Zaub cob pob muaj nyob rau hauv qhov sib txawv, qee zaum muaj cov kab tho lossis xim xim ntawm cov zaub, nrog nws cov tsos zoo nws ua kom zoo nkauj txhua hnub, ua rau lawv muaj ntau yam qub thiab qab los.

Zaub cob pob nyob rau theem mob ua paug ntawm pancreatitis

Zaub cob pob yog cov khoom lag luam zoo noj vim:

  • Muaj cov zaub muaj protein zoo, uas yog ntau dua ob zaug npaum li hauv cov zaub paj dawb. Qhov no yog qhov tsim nyog rau cov txheej txheem ntawm pancreatic rov qab los.
  • Chlorophyll ntxiv dag zog rau lub qog ntawm tes, ua rau lawv tiv taus ntau yam cuam tshuam ntawm kev txiav txim siab rau pancreatic enzymes.

Txawm li cas los xij, hauv qee cov neeg mob, cov khoom lag luam ua rau tsam plab, colic, thiab qee zaum raws plab. Cov kev cuam tshuam no tuaj yeem piav qhia los ntawm qhov muaj fiber ntau hauv qhov nyiaj ntawm 2.6 g ib 100 g.

Cauliflower yog qhov zoo dua rau nkag mus tsis tau thaum pib ntawm kev noj tshuaj, tom qab noj lwm yam zaub zoo sib xws (qos yaj ywm lossis taub), thiab raug rau ib leeg ib txwm kam. Los ntawm mashed thiab hau broccoli npaj stew, casseroles, steamed puddings, soups thiab mashed qos yaj ywm.

Yog tias ib tus neeg muaj cov tsos mob tsis zoo saum toj no, tom qab ntawd nrog cov tsos ntawm zaub cob pob hauv zaub mov, nws zoo dua rau ncua nws, ncua nws mus rau theem ntawm kev rov kho zaub mov. Muaj lwm qhov sib txuam rau broccoli - tus neeg tsis kam, hauv qhov no, zaub cob pob muaj contraindicated rau cov neeg mob.

Broccoli thiab kev zam txim theem

Nyob rau ntawm qhov kev hloov pauv ruaj khov, nws muaj peev xwm ua kom muaj kev sib txawv ntawm kev npaj zaub qhwv, nthuav dav cov tais diav los ntawm cov khoom. Stewing, ci zaub, ua noj nws li ib sab zaub los yog khaub noom, ntxiv rau zaub nyoos tso cai. Kev hais lus ntawm cov kaus poom zaub mov, yog tias koj xav tau, koj tuaj yeem kawm cov ntawv qhia rau tsev me ntawm cheese casseroles nrog pancreatitis, qhov no yog cov zaub mov zoo heev rau cov txiav ua kua dej me me.

Qhov kev noj kom muaj kab ke hauv zaub cob pob yuav ua rau nws muaj peev xwm sau nws ntau yam muaj txiaj ntsig hauv lub cev. Cov zaub no:

  • Tsis tshua muaj calorie
  • Cov cog qoob loo zoo rau cog khoom noj kom muaj calcium (47 mg tshuaj rau ib 100 grams ntawm cov khoom lag luam)
  • Tiv thaiv ntau cov ntsiab lus ntawm cov cholesterol nrog kev pab ntawm lipolytic cov ntsiab lus - methionine thiab choline.
  • Txhim kho kev tiv thaiv kab mob thiab kev ntshav
  • Tshem tawm cov co toxins thiab khib nyiab vim cov tshuaj fiber ntau
  • Nws tiv thaiv los ntawm kev tsim cov hlwb malignant, qhov no yog tswj hwm los ntawm anetholtrithione, synergine, sulforaphane thiab indole-3-carbitol thiab lwm yam tshuaj
  • Tiv thaiv qhov pib ntawm kev ntxhov siab vim yog muaj cov serotonin
  • Nws muaj cov kev ua antioxidant.

Tsis tas li ntawd, tom qab noj ib puas grams ntawm zaub cob pob, tus neeg tau txais 99,1% ntawm cov kua qaub ascorbic acid txhua hnub, thiab kwv yees li 85% ntawm vitamin K.

Hauv cov kab mob pancreatitis, qhov feem ntau ntawm broccoli ib hnub:

  1. Hauv exacerbation theem - 200 g ntawm cov khoom (yog tias muaj kam rau ua)
  2. Hauv theem ntawm kev hloov pauv ruaj khov - 200 g ntawm cov khoom.

Hauv cov kab mob pancreatitis nyob rau hauv cov xwm txheej ntawm ib tus neeg kam, 200 g ntawm cov khoom raug tso cai.

Cia Koj Saib