Ososayensi ngaphansi kwegama elithi vitamin D bahlangene izinto eziningana ezisebenzayo ze-ferols, bahlanganyela ezintweni ezibalulekile ezibalulekile futhi ezibalulekile emzimbeni womuntu. Bangaki abantu abatholi i-phosphorus noma i-calcium, ngaphandle kwe-vitamin D abakwazi ukugaya ngomzimba nokuntuleka kwabo kuzoqinisa.
I-Vitamin D yabantwana: inzuzo nokulimala
I-Vitamin D yabantwana: bazuze
Njengoba i-calcium - enye ye-microelements ejwayelekile ehlanganyela ohlelweni lwezinzwa, ihileleke ezinkambisweni zokunciphisa amazinyo namathambo, iyona eyabangela ukuhlukunyezwa kwemisipha. Ngesikhathi socwaningo, ososayensi baye bafakazela ukuthi i-vitamin D yenza kancane ukukhula kwamangqamuzana omdlavuza futhi inomthelela wokucindezela. Izinzuzo zikavithamini D ziye zafakazelwa ngesifo esinengqondo futhi esiyinkimbinkimbi - i-psoriasis. Ukusebenzisa izidakamizwa eziqukethe uhlobo lwevithamini D kanye ne-ultraviolet yelanga, kungenzeka ukunciphisa nokukhipha ukucubungula, ukunciphisa ukucheka nokubomvu kwesikhumba.
Izinzuzo zika vithamini D zihle kakhulu ngesikhathi kusetshenzwa izicubu zamathambo nokukhula okukhulayo, ngakho abantwana banqunyelwe i-calculiferol kusukela ekuzalweni. Ukungabi nalutho kwamavithamini emzimbeni wengane kungaholela ekuthuthukiseni ama-skeleton kanye nokuthuthukiswa kwezigqoko. Isibonakaliso sokuthi umntwana unesibalo se-calciferol singabandakanya izimpawu ezifana nokunyuka komzwelo (ama-whims angenangqondo, ukulila, ukuthuka ngokweqile), ukujuluka okukhulu, ukungahambi kahle.
I-Vitamin D kanye namanye amavithamini kuqinisa isimiso somzimba sokuzivikela futhi kuyisimo esihle sokuvimbela ukushisa okuhlukahlukene. Le vithamini iyadingeka ekwelapheni i-conjunctivitis.
Ukuze kuzuzwe i-vitamin D, kufanele udle okungenani u-400 IU we-calciferol ngosuku. Umthombo we-vitamin D yisibindi se-halibut (100,000 IU nge-100 g), i-fillet yama-mackerel (i-500 IU), ngaphezu kwalokho, i-vitamin D itholakala emikhiweni yobisi kanye nobisi, amaqanda, i-parsley, i-veal.
Umzimba womuntu ungaveza u-vitamin D ngokwawo. Uma kukhona i-ergosterol esikhumbeni, i-ergocalciferol ikhiwa esikhumbeni ngaphansi kwesenzo selanga. Ngakho kuyasiza kakhulu ukuthatha ilanga nokushisa ilanga. "Ukukhiqiza" kungukukhanya kwelanga nokuhlwa, ngalesi sikhathi ubude be-ultraviolet abubangeli ukushisa.
I-Vitamin D yezingane: ingozi
Ungakhohlwa ukuthi i-vitamin D ingabangela ukulimala ngaphezu kokuhle, uma ungahambisani nesilinganiso esidingekayo. Ngamanani amaningi, i-vitamin D iyingozi, ingabangela ukuphazamiseka kokugaya, okubangelwa yi-atherosclerosis, ibangela ukufakwa kwe-calcium ezingxenyeni zangaphakathi (isisu, izinso, inhliziyo) futhi ibeke calcium ezindongeni zezimpahla.
Odokotela batusa ukuthatha amavithamini ezinganeni, kodwa kungcono ukuthola izincomo zezokwelapha ngokuthatha vithamini D.