Ukubaluleka kweIvithamini D: Isixhumanisi Phakathi Kokukhanya Kwelanga Nezempilo

Emphakathini wanamuhla, njengoba izindlela zokuphila zabantu zishintsha, ukuntuleka kukavithamini D sekuyinkinga evamile. I-Vitamin D ayibalulekile nje kuphela empilweni yamathambo, kodwa futhi idlala indima ebalulekile ohlelweni lokuzivikela komzimba, impilo yenhliziyo, nempilo yengqondo. Lesi sihloko sizohlola ukubaluleka kwevithamini D nokuthi ungayithola kanjani ivithamini D eyanele ngokudla nokukhanya kwelanga.

Ulwazi oluyisisekelo lweuvithamini D

Ivithamini Diyivithamini encibilikayo emafutheni eza ngezindlela ezimbili eziyinhloko: uvithamini D2 (ergocalciferol) novithamini D3 (cholecalciferol). I-Vitamin D3 ihlanganiswa yisikhumba ngokuphendula ukukhanya kwelanga, kuyilapho i-vitamin D2 ngokuyinhloko itholakala ezitshalweni ezithile kanye nemvubelo. Umsebenzi oyinhloko kavithamini D ukusiza umzimba ukumunca i-calcium ne-phosphorus, okubalulekile ekugcineni amathambo namazinyo enempilo.

Umthelela we-vitamin D empilweni yamathambo

Ivithamini D idlala indima ebalulekile empilweni yamathambo. Ikhuthaza ukumuncwa kwe-calcium emathunjini futhi isiza ekugcineni amazinga e-calcium egazini, ngaleyo ndlela isekele inqubo yokwenziwa kwamaminerali emathanjeni. Ukuntuleka kwe-Vitamin D kungase kubangele ukukhumuzeka kwamathambo, ingozi eyengeziwe yokuphuka, ngisho nama-rickets ezinganeni. Ngakho-ke, ukuqinisekisa ukudla okwanele kwevithamini D kuyisihluthulelo sokuvimbela isifo samathambo.

Vitamin D kanye neSistimu Yamasosha omzimba

Ucwaningo lwakamuva lubonise ukuthi i-vitamin D nayo idlala indima ebalulekile emasosheni omzimba. Ingalawula ukusebenza kwamangqamuzana omzimba futhi ithuthukise ukumelana komzimba nokutheleleka. Ukuntuleka kwe-Vitamin D kuhlotshaniswa nezifo ezihlukahlukene ezizimele (ezifana ne-multiple sclerosis, i-rheumatoid arthritis, njll.) kanye nengozi eyengeziwe yokutheleleka. Ngakho-ke, ukugcina amazinga e-vitamin D afanelekile kungasiza ekuthuthukiseni ukungatheleleki futhi kunciphise ingozi yokutheleleka kanye nezifo.

I-Vitamin D kanye Nempilo Yengqondo

Ukushoda kwe-Vitamin D nakho kuhlobene eduze nezinkinga zempilo yengqondo. Ucwaningo luye lwathola ukuthi amazinga aphansi kavithamini D ahlotshaniswa nezigameko ezikhulayo zezinkinga zempilo yengqondo ezifana nokucindezeleka nokukhathazeka. I-Vitamin D ingase ithinte isimo sengqondo ngokuthinta ukuhlanganiswa kwama-neurotransmitters (njenge-serotonin) ebuchosheni. Ngakho-ke, ukwengezwa kwe-vitamin D kungasiza ukuthuthukisa impilo yengqondo futhi kuthuthukise izinga lokuphila.

Ungayithola kanjani i-vitamin D eyanele

1. Ukuchayeka elangeni: Ukukhanya kwelanga kuyindlela engokwemvelo nesebenzayo yokuthola uvithamini D. Isikhumba siyakwazi ukuhlanganisa uvithamini D lapho sichayeka elangeni. Kunconywa ukuchayeka elangeni imizuzu eyi-15-30 ngosuku, ikakhulukazi phakathi namahora okukhanya kwelanga okunamandla (10 am kuya ku-3 ntambama). Kodwa-ke, izici ezifana nombala wesikhumba, indawo yendawo kanye nenkathi zingathinta ukuhlanganiswa kwevithamini D, ngakho-ke kwezinye izimo, kungase kudingeke okwengeziwe.

2. Ukudla: Nakuba ukukhanya kwelanga kuwumthombo oyinhloko, ungathola novithamini D ngokudla. Ukudla okucebile ku-vitamin D kufaka:
- Izinhlanzi (njenge-salmon, sardines, cod)
- Ukwatapheya, isikhuphasha seqanda
- Ukudla okuqinisiwe (njengobisi oluqinisiwe, ujusi wamawolintshi, okusanhlamvu)

3. Izithasiselo: Kulabo abangakwazi ukuthola okwaneleuvithamini Dngokusebenzisa ukukhanya kwelanga nokudla, izithasiselo ziyindlela ephumelelayo.I-Vitamin D3izithasiselo ngokuvamile zibhekwa njengendlela ephumelela kakhulu. Ngaphambi kokuqala ukwesekwa, kunconywa ukuthi uthintane nodokotela ukuze anqume umthamo ofanele.

Ukuphepha kanye nezinyathelo zokuphepha zeuvithamini D

Nakuba i-vitamin D ibalulekile empilweni, ukudla ngokweqile kungase kubangele izinkinga zempilo. Ubuthi bevithamini D bubangelwa ikakhulukazi umphumela wawo ku-calcium metabolism, okungaholela ezinkingeni ezifana ne-hypercalcemia. Ngakho-ke, kubaluleke kakhulu ukulandela ukudla okunconyiwe. Ukudla okunconyiwe kwansuku zonke kwabantu abadala amayunithi angama-600-800 amazwe ngamazwe (IU), angalungiswa ngokuya ngesimo sempilo yomuntu kanye nezeluleko zikadokotela.

Ivithamini Didlala indima ebalulekile ekugcineni impilo enhle. Kungakhathaliseki ukuthi impilo yamathambo, amasosha omzimba noma impilo yengqondo, uvithamini D udlala indima ebalulekile. Ukuqinisekisa amazinga anele kavithamini D emzimbeni ngokuchayeka elangeni ngendlela efanele, ukudla okunomsoco kanye nezithako ezidingekayo kuzosiza ukuthuthukisa impilo yonke. Naka ukubaluleka kwevithamini D futhi usivumele siphile impilo enempilo elangeni.

I-Vitamin D nayo iyi-hormone ye-steroid. Ihlanganisa ikakhulukazi i-VD2 ne-VD3, enesakhiwo esifanayo kakhulu. I-Vitamin D3 ne-D2 ihanjiswa ngokujikeleza kwegazi esibindini futhi iguqulelwe ku-25-hydroxy Vitamin D (kuhlanganise ne-25- dihydroxyl Vitamin D3 kanye ne-D2) ngomphumela we-Vitamin D-25-hydroxylase. I-25-hydroxy I-Vitamin D iguqulwa ngokuyinhloko ibe yi-physiologically active 1, 25- dihydroxyl Vitamin D ezinso ngaphansi kwe-catalysis ye-25OH-1α hydroxylase. 25-(OH)VDIkhona emzimbeni womuntu ngokugxila okuphezulu futhi ngokuzinzile, futhi ingabonisa inani eliphelele le-Vitamin D elimunywe ekudleni futhi lihlanganiswe ngumzimba kanye nekhono lokuguqula i-Vitamin D. Ngakho-ke,25-(OH)VDibhekwa njengenkomba engcono kakhulu yokuhlola isimo sokudla okunempilo kwe-Vitamin D.

Inothi elivela ku-Xiamen Baysen Medical

Thina baysen Medical njalo sigxile amasu zokuxilonga ukuze ngcono izinga lempilo, Thina kakade ukuthuthukisa25-(OH) Ikhithi yokuhlola ye-VDngokunikeza umphumela wokuhlolwa we-25-hydroxy VitaminD.