Mutane a duniya suna son kyakkyawar sumbatar rana, J. Lo, wacce take dawowa daga tafiya kamar ta mutum na gaba - amma ba ma son lalacewar rana da ke tattare da samun wannan hasken ke haifarwa. Ku shiga cikin kyawun mai yin fatar kai. Ko daga kwalba ne ko feshi a cikin salon, za ku iya tabbata cewa dabarar ta ƙunshi dihydroxyacetone. Sunan tabbas yana da baki, shi ya sa dihydroxyacetone galibi ake amfani da shi ta DHA.
DHA wani nau'in ƙaho ne a duniyar sinadaran kwalliya, na ɗaya, ana samunsa ne kawai a cikin nau'i ɗaya na samfura, na biyu kuma, shine kawai sinadari da zai iya yin abin da yake yi. Ci gaba da karatu don sanin ainihin yadda wannan launin ja yake.
DIHYDROXYACETONE
IRIN SINADARIN: Sugar
BABBAN AMFANIN: Yana haifar da amsawar sinadarai a cikin fata wanda ke haifar da duhun ƙwayoyin halitta don kamannin da ya yi launin ruwan kasa.1
WA YA KAMATA A YI AMFANI DA SHI: Duk wanda yake son ya yi kama da launin ruwan kasa ba tare da lalacewar rana ba. Galibi yawancin mutane suna jure wa DHA, kodayake wani lokacin yana iya haifar da cutar fata ta hanyar hulɗa da fata, in ji Farber.
SAU NAWA ZA KA IYA AMFANI DA SHI: Tasirin duhun DHA yana tasowa cikin awanni 24 kuma yana ɗaukar har zuwa mako guda, a matsakaici.
YANA AIKI DA KYAU DA: Sinadaran da yawa masu sanyaya ruwa, waɗanda galibi ana haɗa su da DHA a cikin samfuran da ke canza launin fata, musamman masu sanyaya ruwa da serums, in ji Farber.
KAR A YI AMFANI DA: Alpha hydroxy acid yana hanzarta wargajewar DHA; kodayake hanya ce mai kyau ta cire launin fatar jikinka da zarar ka shirya, kada ka yi amfani da su lokacin da kake shafa man shafawa na kanka.
Menene Dihydroxyacetone?
"Dihydroxyacetone, ko DHA kamar yadda aka fi sani da shi, wani sinadari ne na sukari mara launi wanda ake amfani da shi a yawancin masu yin tanning," in ji Mitchell. Ana iya samo shi ta hanyar roba ko kuma a samo shi daga sukari mai sauƙi da ake samu a cikin beets na sukari ko rake. Sanarwa mai daɗi: Ita ce sinadari ɗaya tilo da FDA ta amince da shi a matsayin mai yin tanning na kai, in ji Lam-Phaure. Idan ana maganar kayayyakin kwalliya, za a same shi ne kawai a cikin masu yin tanning na kai, kodayake wani lokacin ana amfani da shi yayin aikin yin ruwan inabi, in ji Mitchell.
Yadda Dihydroxyacetone ke Aiki
Kamar yadda aka ambata, babban aikin DHA (karantawa: kawai) shine ƙirƙirar duhun fata na ɗan lokaci. Ta yaya yake yin hakan? Lokaci ya yi da za a yi kyau da kuma jin daɗi na ɗan lokaci, domin duk ya dogara ne akan amsawar Maillard. Idan kalmar ta yi kama da wacce aka saba da ita, wataƙila saboda wataƙila kun ji ta a aji na makarantar sakandare na sinadarai, ko kuma yayin kallon Cibiyar Abinci. Haka ne, Cibiyar Abinci. "Haɗarin Maillard wani abu ne na sinadarai wanda kuma aka sani da launin ruwan kasa mara enzymatic - shine dalilin da yasa nama ja ke yin launin ruwan kasa lokacin dafa abinci," in ji Lam-Phaure.
Mun sani, abin mamaki ne a kwatanta naman nama mai zafi da mai yin fatar kai, amma ku saurare mu. Dangane da fata, amsawar Maillard tana faruwa ne lokacin da DHA ke hulɗa da amino acid a cikin furotin na ƙwayoyin fata, wanda ke haifar da samar da melanoids, ko launuka masu launin ruwan kasa, Lam-Phaure ya bayyana.1 Wannan, bi da bi, yana haifar da kamannin da ya yi launin ruwan kasa.
Ya kamata a ambata cewa wannan amsawar tana faruwa ne kawai a cikin epidermis, babban saman fata, shi ya sa mai yin fatar kai ba ya dindindin.1 Da zarar waɗannan ƙwayoyin da suka yi launin ruwan kasa suka ɓace, duhun bayyanar zai ɓace. (Hakanan shine dalilin da ya sa cirewar fata shine mabuɗin cire DHA; ƙarin bayani game da hakan nan da nan.)
Tambayoyin da ake yawan yi akai-akai
Shin DHA Yana da Lafiya ga Fata?
An amince da Dihydroxyacetone, ko DHA, a cikin samfuran da ke canza launin fata ta hanyar FDA da Kwamitin Kimiyya na EU kan Tsaron Masu Amfani.3 A cikin 2010, ƙungiyar ta ƙarshe ta bayyana cewa a cikin yawan da ya kai kashi 10 cikin ɗari, DHA ba ta da haɗari ga lafiyar masu amfani.4 Lura cewa FDA ta jaddada mahimmancin rashin barin DHA kusa da leɓunanku, idanunku, ko duk wani yanki da membranes na mucous suka rufe.5
Shin DHA Yana da Lalaci?
Duk da cewa FDA ta amince da amfani da DHA a jiki a matsayin maganin shafawa na fata da kuma na bronzers, ba a amince da amfani da sinadarin don shan sa ba - kuma yana iya zama da sauƙi a sha DHA idan idanunku da bakinku ba a rufe su da kyau a cikin wurin feshi na tanning ba.5 Don haka idan ƙwararre ya yanke shawarar fesa muku, tabbatar da cewa kuna samun isasshen kariya.
Lokacin Saƙo: Mayu-20-2022