Amavithamini ane-selenium

I-Selenium ithola igama layo ngenhlonipho yenyanga, njengoba inyanga iyisitatimende seMhlaba, kunjalo nesathebula somuntu ekuphileni. Le ngqungquthela yothando yaqalwa ngumuntu owaziwayo, ososayensi waseSweden J. Berzelius. Namuhla ngeke sicabangele izizathu zokudinga okuphezulu kwale microelement, kodwa futhi ukusebenzisana selenium namavithamini.

Imisebenzi ye-selenium

Ngokuyinhloko, indima enkulu ye- selenium ukuvikela umdlavuza. Ngenxa yalesi sakhiwo, wathola iziqu ezintathu ezilinganayo:

Into edabukisayo kakhulu ukuthi eminyakeni edlule umhlaba kanye namanzi aqukethe kancane kancane le microelement eyisimangaliso, yingakho kufanele ucabange ngesisindo samavithamini nge-selenium.

I-Selenium ivikela isibindi sethu ebuchosheni, izitho zobulili zesilisa ngenxa yokuvuvukala, amehlo, isikhumba, izinwele ezivela ekuguqulweni okuhlobene neminyaka. I-Selenium yingxenye yama-enzyme angu-200, kuhlanganise ne-glutathione - i-enzyme e-antioxidant evikela amangqamuzana abomvu egazi kuma-radicals mahhala. Ngaphezu kwalokho, i-selenium iqinisa ukuhlanganiswa kwama-leukocyte, kanye nokukhiqizwa kwama-antibodies, ukuvikela nokulawulwa kwamangqamuzana omdlavuza.

Futhi ucwaningo lwamuva lwososayensi baseMelika lubonise ukuthi ukusetshenziswa kwe-selenium ezinkathini zokuqala ze-HIV kunciphisa ukuthuthukiswa kwayo.

Uhlu lwamavithamini:

Emikhiqizweni

Okuqukethwe kwevithamini selenium ekudleni ngokuqondile kuxhomeke enhlabathini lapho imithombo yetshalo ye-selenium ikhula khona. Emifino nezithelo kuyingcosana, kodwa ku-okusanhlamvu, kepha futhi, ayiphunduliwe.

I-Selenium ingatholakala kuwo wonke imikhiqizo yasolwandle, kanye nesibindi nezinso zezilwane.

Ukuxhumana namavithamini

Uma uzokuthenga amavithamini aqukethe selenium, kufanele uqaphele ukusebenzisana kwawo nezinye izakhi. Selenium kanye ne-antioxidant ngokwayo, ngakho-ke, kufanelana ngokuphelele amavithamini C kanye no-E (futhi nawo ama-antioxidants). Ngaphezu kwalokho, i-selenium kanye ne-vitamin E iyingxenye ye-glutathione, futhi ngenxa yokuntuleka kwe-E, i-selenium ayikwazi ukusetshenziselwa ukuqala. Ukuntuleka kwe- vitamin C kuyingozi kakhulu ekunakekeni kwe-selenium.

I-Selenium ingaqukatha kunoma yiziphi amavithamini, kodwa ihlangana kuphela namavithamini amabili ashiwo ngenhla, futhi uma uyidla ngokwehlukana, ngeke uzuze ukufana okuhle.

Imfuneko yansuku zonke

Abanye odokotela batusa ukuthatha i-100 μg ye-selenium kusukela eneminyaka engu-12, abanye batusa ukubala isidingo kuye ngokuthi isisindo - 15 μg nge-1 kg yesisindo somzimba.