Isithako esithandwayo sesiphuzo, i-guarana ( Paullinia cupana ) isityalo esizalwe kumntla eBrazil nakweminye imimandla yase-Amazon. Isiqhamo sinezifo ezinomdla we-caffeine eziphindwe kathathu inani le-caffeine njengeembotyi zekhofi. Imbewu icebile kwiitanins kunye ne-theophylline kunye ne-theobromine.
Kutheni abantu basebenzisa iGarana
Wathi ukukhulisa ukuphazamiseka kwengqondo, ukulwa nokukhathala, nokwandisa ukuqina nokusebenza komzimba, u-guarana udla ngokufumaneka kwi-sodas kunye neziphuzo zamandla.
Ukunqongophala kwembewu, isiraphu okanye ukukhishwa kusetyenziselwa ukunambitha ezi ziphulo kunye nokubonelela umthombo we-caffeine. EBrazil, i-guarana iziselo kwaye zibhekwa njengempilo "yeetonic" kwaye ziphantse zithandwa njenge-cood-based sodas.
Abaxhasi bafuna ukuba u-guarana unokunceda ukunqanda ukutya nokukhuthaza ukulahleka kwesisindo.
Izinzuzo
I-Guarana isetyenziswe ngokuyinhloko njengento ekhuthazayo ngenxa yokuqulatha kwayo i-caffeine.
Isifundo sezilwanyana sihlolisise umphumo weentsuku ezili-14 ze-guarana ukuxhaswa kwi-fatabetism kwi-ratsabolism kunye neerati eziqeqeshwe kwaye zifumene ukuba umphumo we-fatana wokutshisa amafutha ngenxa ye-caffeine. I-decaffeinated guarana extracts ayinasiphumo kwi-lipid metabolism.
I- Journal ye-Psychopharmacology yophando ifumene ukuba i-guarana ikhulise imemori, imizwelo, kunye nokuphaphama kwi-low (37.5 mg, 75 mg) kunye naphezulu (150 mg, 300 mg). Nangona kunjalo, olunye uphando luhlolisise ukusetyenziswa kwexesha elide le-guarana, i-caffeine, okanye i-placebo malunga nokuqonda abantu abadala abangama-45.
Akukho miphumo ebalulekileyo ye guarana ekuqondeni.
Iimiphumo zangaphandle
I-Guarana iqulethe inani elikhulu le-caffeine, elingenakuboniswa kwilebula yomkhiqizo. Ukuba unomdla kwi-caffeine okanye i-xanthines okanye unengxaki yeentliziyo, uxinzelelo lwegazi oluphezulu, isifo sesifo , isifo se-thyroid esingagxiliyo, ingxaki yokuxhalabisa, ukulala, okanye ukuhlutha, kufuneka uxoxe nomboneleli wakho wezempilo ngaphambi kokuthatha u-guarana.
Amanqanaba aphezulu e-caffeine (okanye ukudibanisa i-guarana nezinye izikhuthazo ezifana ne-yerba mateti, izibonelelo zokutya, okanye izongezo zokuphucula ukusebenza) zingakhokelela ekubanjeni, i-arrhythmias, uxinzelelo lwegazi oluphezulu, ukuthintela, kunye nezinye iziphumo ezimbi.
Ekubeni oogqirha abaninzi bancoma ukunciphisa i-caffeine ngexesha lokukhulelwa kunye nokuncelisa, u-guarana kufuneka agwenywe ngenxa yokuba umxholo we-caffeine uhlukile kwimveliso ibe yimveliso kwaye akunakwenzeka ukuba abathengi baqikelele ngokuchanekileyo ukuba bangakanani i-caffeine abayidlayo ngokusebenzisa i-guarana.
UGranana akufanele ithatyathwe nayo nayiphi na imveliso equkethe i- ephedra . Iziphumo ezibi kakhulu zibikwe ngolu hlobo. Inganyusa umngcipheko wesifo, isisu, i-myocardial infarction, kunye nokufa ngokukhawuleza kwaye idibaniswe nokunyuka kwezinga lentliziyo, uxinzelelo lwegazi kunye neenguqu ezinobungozi kwi-glucose namazinga e-potassium. UGranana akufanele idibaniswe notywala okanye i-MAO-inhibitors.
I-Guarana ifunyenwe ukunciphisa i-platelet aggregation kunye ne-thromboxane synthesis, ngoko inokunyusa umngcipheko wokuphuma kwegazi xa ithathwa nge-aspirin, i-anticoagulants njenge-warfarin (i-Coumadin®) kunye ne-platelet inhibitors njenge-ticlopidine (i-Ticlid®), i-clopidogrel (i-Plavix®) .
Qinisekisa ukuba ufunde malunga nokusebenzisa izongezelelo ngokukhuselekileyo .
I-Takeaway
I-caffeine-based stimulant, i-guarana inomlando omdala wokusetyenziswa eBrazil njengesithako kwisiselo kunye neziphuzo ezidibeneyo. Nangona kubonakala ngathi kuyindlela ekhangayo yokukhulisa amandla akho, ingxaki kunye ne-guarana kukuba iimveliso ezingenakho ukubonisa ngokuchanekileyo umxholo we-caffeine, ekhokelela abanye abantu ukuba bachithe ngokungaqhelekanga amanqanaba e-caffeine. Kwakhona, ezinye izongezo zingaxutyaniswa nezinye izikhuthazo, ukwandisa amathuba okuba nemiphumo emibi.
Ukuba usacinga ukuzama u-guarana, thetha nomboneleli wakho wezempilo malunga nokuba kulungile kuwe.
Imithombo:
Baghkhani L kunye noJafari M. Ukuphendula kakubi kweentliziyo ezinxulumene neGuana: ingaba kukho umphumo we-causal? Umbhalo we-Herbal Pharmacotherapy. 2.1 (2002): 57-61.
> Galduroz JC kunye neCarlini EA. Imiphumo yolawulo lwexesha elide le-guarana ekuqhelweni kweziqhelekileyo, amavolontiya asebekhulile. I-Sao Paulo Journal Journal. 114.1 (1996): 1073-8.
> Lima WP, uCarnevali LC Jr, Eder R, Costa Rosa LF, Bacchi EM, Seelaender MC. I-lipid imetabolism kwiirats eziqeqeshiwe: umphumo we-guarana (Paullinia cupana Mart.) Ukuxhaswa. Isondlo seNtsholongwane. 24.6 (2005): 1019-28.
> Haskell CF, Kennedy DO, Wesnes KA, Milne AL, uScholey AB. Uvavanyo oluphinda luyimpumputhe, olulawulwa yi-placebo, oluninzi lwezonyango zeempembelelo zokuziphatha ezimalunga ne-guarana kubantu. > J Psychopharmacol. 2007 Jan; 21 (1): 65-70.
Nyska A et al. I-acute acute myocardial necrosis kunye nokufa ngokukhawuleza kweentlanzi ezichazwe kwi-ephedrine kunye ne-caffeine. Sciences Soxicological. 83.2 (2005): 388-96.
Ukuziphendulela: Ulwazi oluqulethwe kule ndawo lujoliswe kwiinjongo zemfundo kuphela kwaye alithathi indawo yeengcebiso, ukuxilongwa okanye unyango ngumgqirha onelayisenisi. Akunakuthetha ukukhusela zonke iindlela zokulondoloza, ukusebenzisana kwezidakamizwa, iimeko kunye nemiphumo emibi. Kufuneka uncede unyango lwangonyango ngokukhawuleza kuyo nayiphi na imiba yempilo uze ubonane nodokotela wakho ngaphambi kokusebenzisa elinye iyeza okanye wenze utshintsho kwi-regimen yakho.