Mutane a duniya suna son mai kyaun sumba, J. Lo, kawai-baya-daga-a-cruise irin haske kamar yadda na gaba mutum-amma lalle ba mu son rakiyar lalacewar rana cewa cimma wannan haske ya ƙunshi. Shigar da kyawun mai kyaun kai. Ko yana daga kwalban ko fesa a cikin salon, zaku iya tabbatar da cewa dabarar ta ƙunshi dihydroxyacetone. Sunan tabbas mai baki ne, wanda shine ainihin dalilin da yasa dihydroxyacetone ya fi zuwa ta DHA.
DHA wani ɗanɗano ne na unicorn a cikin kyakkyawan sinadaren duniya a cikin wancan, ɗaya, ana samun shi a cikin nau'in samfura ɗaya kawai, kuma na biyu, shine ainihin abin da zai iya yin abin da yake yi. Ci gaba da karantawa don koyan daidai yadda wannan faux tan ta kasance.
DIHYDROXYACETONE
NAU'IN SINUWA: A sugar
BABBAN AMFANIN: Yana haifar da sinadarai a cikin fata wanda ke haifar da duhun sel don launin fata.1
WANDA YA KAMATA YA YI AMFANI DA SHI: Duk wanda yake son kamannin tan ba tare da lalacewar rana ba. DHA gabaɗaya galibi suna jurewa da kyau, kodayake yana iya haifar da dermatitis a wasu lokuta, in ji Farber.
Sau nawa ZAKU IYA AMFANI DA SHI: Tasirin duhun DHA yana tasowa a cikin sa'o'i 24 kuma yana ɗaukar har zuwa mako guda, a matsakaita.
YANAYI DA KYAU: Yawancin kayan aikin ruwa, waɗanda galibi ana haɗe su da DHA a cikin samfuran tanning, musamman masu moisturizers da serums, in ji Farber.
KAR KU YI AMFANI DA: Alpha hydroxy acid yana hanzarta rushewar DHA; yayin da suke hanya mai kyau don cire tananka da zarar kun shirya, kada ku yi amfani da su lokacin da ake amfani da tanner.
Menene Dihydroxyacetone?
"Dihydroxyacetone, ko DHA kamar yadda aka fi sani da shi, wani fili ne na sukari mara launi wanda ake amfani da shi a yawancin tanners," in ji Mitchell. Ana iya samo shi ta hanyar synthetically ko kuma an samo shi daga sauƙi masu sauƙi da ake samu a cikin beets na sukari ko sukari. Faɗakarwar gaskiya mai daɗi: Shine sinadari kaɗai da FDA ta amince da shi a matsayin mai taurin kai, in ji Lam-Phaure. Idan ya zo ga kayan kwalliya, za ku same shi ne kawai a cikin masu taurin kai, kodayake kuma a wasu lokuta ana amfani da shi yayin aikin shan giya, in ji Mitchell.
Yadda Dihydroxyacetone ke Aiki
Kamar yadda aka ambata, aikin DHA na farko (karanta: kawai) shine ƙirƙirar duhun fata na ɗan lokaci. Ta yaya yake yin haka? Lokaci ya yi da za a yi kyau da nerdy na daƙiƙa, saboda duk ya rataya ne akan martanin Maillard. Idan kalmar ta yi kama da saba, yana yiwuwa saboda wataƙila kun ji shi a cikin aji na sinadarai na sakandare, ko kuma yayin kallon Cibiyar Abinci. Ee, Cibiyar Abinci. Lam-Phaure ya ce "Halin Maillard wani nau'in sinadari ne wanda kuma aka sani da launin ruwan kasa maras enzymatic - shi ya sa jan nama ke yin ruwan kasa yayin dafa abinci," in ji Lam-Phaure.
Mun sani, baƙon abu ne a kwatanta naman nama mai ɗanɗano da mai taurin kai, amma ji mu. Kamar yadda ya shafi fata, yanayin Maillard yana faruwa ne lokacin da DHA ke hulɗa da amino acid a cikin sunadarai na fata, yana haifar da samar da melanoids, ko launin ruwan kasa, Lam-Phaure ya bayyana.1 Wannan, bi da bi, yana haifar da tanned. bayyanar.
Yana ɗaukar ambaton cewa wannan yanayin yana faruwa ne kawai a cikin epidermis, saman saman fata, wanda shine dalilin da ya sa fatar kai ba ta dawwama. (Har ila yau, dalilin da ya sa exfoliation shine mabuɗin cire DHA; ƙari akan wannan a cikin ɗan lokaci.)
FAQ
Shin DHA yana da aminci ga fata?
Dihydroxyacetone, ko DHA, an yarda da su a cikin samfuran tanning da FDA da Kwamitin Kimiyya na EU kan Tsaron Mabukaci.3 A cikin 2010, ƙungiyar ta ƙarshe ta bayyana cewa a cikin ƙima har zuwa kashi 10, DHA ba shi da haɗari ga lafiyar mabukaci.4 Lura cewa FDA ta jaddada mahimmancin rashin barin DHA kusa da leɓanku, idanunku, ko duk wani yanki da membranes na mucous ya rufe.
DHA yana cutarwa?
Ko da yake FDA ta amince da aikace-aikacen DHA a cikin tanners da bronzers, kayan aikin ba a yarda da su don sha ba - kuma yana iya zama da sauƙi don shigar da DHA idan idanunku da bakinku ba a rufe su da kyau a cikin rumfar tanning.5 Don haka idan ka yanke shawarar samun fesa ta pro, tabbatar kana samun isasshen kariya.
Lokacin aikawa: Mayu-20-2022