Sabuwar Maganin Rana Wanda Zai Baka damar Sha Vitamin D

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Kun san cewa hasken rana yana da mahimmanci gaba ɗaya don kariyar fata da rigakafin tsufa. Amma ɗayan ɓarna na SPF na gargajiya shine cewa yana toshe ikon jikin ku don jiƙa bitamin D da kuke samu daga rana. (Tabbatar ba ku fadowa ga waɗannan tatsuniyoyi na SPF kuna buƙatar daina gaskatawa.) Har yanzu.

Masu bincike daga Cibiyar Kiwon Lafiya ta Jami'ar Boston sun ƙirƙiri wata sabuwar hanyar haɓaka hasken rana wanda zai kare ku daga haskoki masu cutarwa yayin da har yanzu ke barin jikinku ya samar da bitamin D. An tsara tsarinsu a cikin mujallar. PLOS Daya. Yawancin hasken rana a halin yanzu a kasuwa suna kare kariya daga haskoki na ultraviolet A da haskoki na ultraviolet B, na karshen abin da kuke buƙatar samar da bitamin D.

Ta hanyar canza mahaɗan sunadarai, masu binciken sun ƙirƙiri Solar D (wanda aka riga aka sayar da shi a cikin Australia mai rana) da nufin taimaka wa mutane samun ƙarin bitamin D na yau da kullun. (Kimanin kashi 60 cikin ɗari na mu a halin yanzu ba su da isasshen bitamin D, wanda ke jefa mu cikin haɗarin ɓacin rai har ma yana haɓaka ƙalubalenmu don samun wasu nau'ikan cutar kansa.) Tsarin don Solar D-wanda a halin yanzu SPF 30-yana cire wasu daga cikin ultraviolet B-blockers, yana barin fata ku ta samar da kashi 50 na ƙarin bitamin D.

Matsalar ita ce, toshe hasken UVB abu ne mai kyau sosai. Hasken UVB shine dalilin da kake samun kunar rana, kuma suna haifar da tsufa da ciwon daji. Solar D har yanzu yana kare ku daga mafi na hasken UVB na rana amma yana ba da damar takamaiman nisan haske don isa fata ku don fara aiwatar da kira na bitamin D.

Wasu masana suna shakka. "Yana ɗaukar 'yan mintuna kaɗan na fitowar rana don jikin ku don samar da bitamin D da yake buƙata yau da kullun," in ji Sejal Shah, MD likitan fata a New York City. "Yawan haskoki na ultraviolet na iya karya bitamin D a jikin ku."

Shin samun ƙarin bitamin D da ke samar da haskoki yana da haɗarin haɗarin ƙarin lalacewar rana lokacin da kuke fitar da hasken rana duk rana? Wataƙila ba haka ba, a cewar Shah. "Daga ƙarshe yana da aminci a ɗauki kariyar bitamin D maimakon fallasa kanku ga hasken rana," in ji ta. Nemo yadda ake ɗaukar mafi kyawun kariyar bitamin D. Idan da gaske kuna cikin damuwa game da rashin bitamin D, magana da likitan ku.

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