Anthu padziko lapansi amakonda kupsopsona dzuwa, J. Lo, mtundu wongobwerera-kuchokera ku-cruise umawala mofanana ndi munthu wotsatira—koma sitikonda kuonongeka kwa dzuŵa komwe kumabweretsa kuwalako. Lowani kukongola kwa wodzifufuta bwino. Kaya yatuluka mu botolo kapena kutsitsi mu salon, mutha kukhala otsimikiza kuti fomuyo ili ndi dihydroxyacetone. Dzinali ndi lopanda pakamwa, ndiye chifukwa chake dihydroxyacetone nthawi zambiri imapita ndi DHA.
DHA ndi penapake wa unicorn mu dziko kukongola pophika kuti, chimodzi, izo zimapezeka m'gulu limodzi la mankhwala, ndipo awiri, ndi kwenikweni pophika kuti akhoza kuchita zimene amachita. Werengani kuti mudziwe momwe faux tan imakhalira.
DIHYDROXYACETONE
MTUNDU WA ZOYENERA: Shuga
UPHINDU WACHIKULU: Amayambitsa kusintha kwa makemikolo pakhungu komwe kumapangitsa kuti ma cell azikhala mdima kuti awonekere ndi khungu.1
NDANI WOYENERA KUIGWIRITSA NTCHITO: Aliyense amene akufuna kuoneka wonyezimira popanda kuwononga dzuwa. DHA nthawi zambiri imaloledwa bwino ndi ambiri, ngakhale nthawi zina imatha kuyambitsa kukhudzana ndi dermatitis, akutero Farber.
KODI MUNGAGWIRITSE NTCHITO KAWIRI: Kuchita mdima kwa DHA kumayamba mkati mwa maola 24 ndipo kumatha mpaka sabata, pafupifupi.
AMAGWIRA NTCHITO BWINO NDI: Zosakaniza zambiri za hydrating, zomwe nthawi zambiri zimaphatikizidwa ndi DHA muzinthu zodzitchinjiriza, makamaka moisturizer ndi seramu, akutero Farber.
OSAGWIRITSA NTCHITO NDI: Ma Alpha hydroxy acids amafulumizitsa kuwonongeka kwa DHA; pamene iwo ali njira yabwino kuchotsa tani wanu mukakhala okonzeka, musagwiritse ntchito podzipaka wofufuta.
Kodi Dihydroxyacetone N'chiyani?
"Dihydroxyacetone, kapena DHA monga momwe amatchulidwira kawirikawiri, ndi shuga wopanda mtundu womwe umagwiritsidwa ntchito podziwotcha," akutero Mitchell. Itha kupangidwa mwaluso kapena kuchokera ku shuga wosavuta wopezeka mu beets kapena nzimbe. Chenjezo losangalatsa: Ndilo lokhalo lomwe livomerezedwa ndi FDA ngati wodzipukuta okha, akuwonjezera Lam-Phaure. Zikafika pazinthu zodzikongoletsera, mumangozipeza pazodzipangira zokha, ngakhale nthawi zina zimagwiritsidwanso ntchito popanga vinyo, akutero Mitchell.
Momwe Dihydroxyacetone Imagwirira Ntchito
Monga tafotokozera, ntchito yoyamba ya DHA (kuwerenga: yokha) ndikupanga mdima kwakanthawi wakhungu. Zimachita bwanji izi? Yakwana nthawi yoti mukhale wabwino komanso wosasangalatsa kwa mphindi imodzi, chifukwa zonse zimatengera momwe Maillard amachitira. Ngati mawuwa akumveka bwino, mwina chifukwa mwina munamva kusukulu ya sekondale chemistry class, kapena pamene mukuyang'ana Food Network. Inde, Network Network. "Mayillard reaction ndi mankhwala omwe amadziwikanso kuti non-enzymatic browning-ndicho chifukwa chake nyama yofiira imakhala yofiira pophika," akufotokoza Lam-Phaure.
Tikudziwa, ndizodabwitsa pang'ono kufanizitsa nyama yonyezimira ndi wozifufuta, koma timvereni. Ponena za khungu, zomwe Maillard amachita zimachitika pamene DHA imagwirizana ndi amino acid m'mapuloteni a khungu la khungu, zomwe zimapangitsa kupanga melanoids, kapena ma pigment a bulauni, Lam-Phaure akufotokoza.1 Izi zimapanganso khungu maonekedwe.
Limanenanso kuti zimenezi zimangochitika pakhungu, lomwe ndi pamwamba pa khungu, n'chifukwa chake munthu wodzifufuta zikopa sakhalitsa. (Ndicho chifukwa chake exfoliation ndiye chinsinsi chochotsera DHA; zambiri pa izi kwakanthawi.)
FAQ
Kodi DHA Ndi Yotetezeka Ku Khungu?
Dihydroxyacetone, kapena DHA, amavomerezedwa muzinthu zodzitchinjiriza ndi FDA ndi Komiti ya Sayansi ya EU ya Chitetezo cha Ogula.3 Mu 2010, bungwe lomalizali linanena kuti muzowonjezereka mpaka 10 peresenti, DHA ilibe chiopsezo ku thanzi la ogula.4 Dziwani kuti a FDA akugogomezera kufunikira kosalola DHA pafupi ndi milomo yanu, maso, kapena malo ena aliwonse omwe ali ndi mucous nembanemba.5
Kodi DHA Ndi Yowopsa?
Ngakhale a FDA avomereza kuti DHA agwiritse ntchito pamutu podzitchinjiriza ndi bronzers, chophatikiziracho sichivomerezedwa kuti munthu amwe-ndipo zingakhale zosavuta kumeza DHA ngati maso ndi pakamwa sizinaphimbidwe bwino m'chipinda chofufutira.5 Chifukwa chake ngati mwaganiza zopopera mankhwala ndi katswiri, onetsetsani kuti mukulandira chitetezo chokwanira.
Nthawi yotumiza: May-20-2022