Shin kun san menene melanin? Tabbas kun ji shi fiye da sau ɗaya kuma ba abin mamaki bane. Saboda haka, idan kuna da wata shakka, a yau za a warwatsa ta gaba ɗaya, godiya ga duk abin da za mu gaya muku. Ba tare da wata shakka ba, lamari ne mai mahimmancin gaske don iya la'akari.
Domin duk gashin kanmu da fatarmu ana nuni zuwa gare su ko kuma suna da hannu a ciki. Saboda haka wannan launi na halitta koyaushe ku cika kyakkyawan aiki. Idan jiki yana ba mu mamaki a wasu lokuta kuma wannan shine dalilin da ya sa koyaushe muke buƙatar samun duk bayanan da zasu yiwu. Kun shirya?
Menene melanin kuma menene aikin sa
Kamar yadda muka ambata a baya, kodayake a wucewa, muna iya cewa yana da cikakkiyar launin fata. Ita ce wacce ke kula da samun karin masu launin gashi ko shuɗi. Tunda wa ke da alhakin ba da launi amma ba kawai ga fata ba har da gashi. Don haka zamu iya cewa launin fatar zai dogara da yawan da kowane mutum ya samar. Farawa daga wannan, yanzu ya kamata mu san menene aikin a cikin fatarmu, kodayake ya riga ya bayyana sarai.
Saboda wannan babban aikin shine kare ko kare jiki daga rana, shanye radiation. Amma gaskiya ne cewa wani lokacin ba wai kawai hakan ya isa ba, saboda lokacin da hasken UVA ya sadu da fata, sukan yiwa oxidant melanin. A wannan lokacin ne zamu ga yadda fatarmu take kamar tanna amma ba zata daɗe ba. Koyaya, zai kasance UVB wanda ke kunna melanin kuma a sakamakon haka, zamu sami mafi kyawun ɗabi'a mai ɗorewa. Amma fa a kula, saboda dole ne koyaushe mu yi hankali game da wannan kuma mu yi amfani da kariyar rana da duk mun sani.
Menene nau'ikan melanin
Yanzu da yake mun san menene shi da kuma babban aikin da yake yi a jikin mu, zamuyi mamakin menene nau'ikan. Da kyau, dole ne ku bambanta tsakanin nau'ikan mahimman abubuwa biyu:
- Eumelanins: Suna da launi mai duhu, wanda zai haifar da launin nasu shima yayi duhu. Tunda an ce suna dauke da sinadarin sulphur.
- Pheomelanins: A wannan yanayin, launukansa suna da haske, koda a launuka masu launin ja da rawaya, wanda ke nufin cewa kamar yadda yake da sulfur fiye da na baya, launinsa kuma zai zama mai haske.
Masana sun ce duk muna da kamannin melanocytes. Amma abin da ya faru shi ne cewa ba a rarraba waɗannan iri ɗaya a cikin jiki duka.
Abin da ke kara samar da melanin
Ta hanyar dabi'a, zamu iya kunna ko haɓaka samfuranta, saboda haka yana ɗaya daga cikin manyan ra'ayoyin la'akari. Ta wannan hanyar, kawai zamu cinye wasu abinci waɗanda zasu taimaka mana kuma zai zama ɗayan hanyoyi mafi sauƙi don kula da kanmu da fatar mu.
- Karas yana kasancewa koyaushe a cikin waɗannan lamuran. Tabbas kun taɓa jin sa koyaushe, da kyau, wannan saboda suna da beta-carotenes kuma waɗannan suna yin ƙarin samarwa. Ka tuna sanya karas a cikin abincinka amma koyaushe kafin ka fallasa kanka ga rana.
- Tomate: Idan karas din yana da su, tumatir ma baya baya. Haka ne, su ma asalin beta-carotene ne, saboda haka ana kuma ba su shawarar don kunna aikin melanin.
- Pescado a cikin manyan abincinku: Ka tuna cewa ban da kasancewa kyakkyawan tushen ma'adanai da bitamin, muna haskaka D da E domin sune ke da alhakin kare mu. Tuna zai kasance koyaushe azaman babban furotin kuma azaman abincin da yake da bitamin ɗin da aka ambata.
- Suman: Sake abin da ya faru da tumatir ko karas. Kariyarta tana da girma, saboda haka yana da kyau muci wata rana kafin mu nuna kanmu ga ranar.
Kula sosai sannan akoda yaushe kula da fatarka dan gujewa yawan lalacewa. Yanzu kuna da bayanin da kuke buƙata!