Dermatologists: Koj Puas Yuav Tsum Zam Txim Dej Haus Hauv Kev Kho Mob?

Yog tias koj muaj qhuav los yog tawv nqaij mos, muaj lub caij nyoog zoo uas koj tau hais kom nyob deb ntawm cov khoom uas muaj cawv. Thiab tsis nyiam cawv koj haus (txawm hais tias nws tuaj yeem ua rau koj cov tawv nqaij tsis zoo) tab sis cawv, uas yog ntxiv rau cov khoom tu tawv nqaij thiab feem ntau siv los ua cov kuab tshuaj los yog txhim kho kev ntxhib los mos ntawm cov mis. Hom cawv no tuaj yeem ua tau qhuav thiab irritate daim tawv nqaijtab sis raws li qee tus ntawm peb cov kws tshaj lij Skincare.com, nws tsis yog tus neeg phem tawv nqaij koj yuav xav. Nyeem ntawv kom paub seb cawv tuaj yeem cuam tshuam li cas ntawm daim tawv nqaij thiab vim li cas qee cov kws tshaj lij hais tias lawv xav zam nws. 

Vim li cas cawv siv rau hauv kev tu tawv nqaij?

Muaj ob hom cawv uas feem ntau siv rau hauv kev saib xyuas tawv nqaij: cawv tsawg molecular (xws li ethanol thiab denatured cawv) thiab siab molecular hnyav cawv (xws li tshuaj glycerin thiab cetyl cawv). Txhua lub hom phiaj sib txawv thiab tuaj yeem muaj qhov sib txawv ntawm daim tawv nqaij. 

"Low molecular weight alcohols yog cov kuab tshuaj uas pab cov khoom uas tsis yaj hauv dej," hais tias Dr. Ranella Hirsch, pawg thawj coj saib xyuas dermatologist nyob hauv Boston. Cov cawv no kuj yog cov tshuaj tua kab mob.

High molecular weight alcohols, tseem hu ua fatty alcohols, yog ib txwm tshwm sim. Dr. Hirsch hais tias "Lawv tuaj yeem siv ua emollients lossis thickeners." Cawv tuaj yeem pab ua kom tawv nqaij du thiab ua rau koj cov khoom muaj dej tsis zoo. 

Dab tsi yog qhov cuam tshuam tsis zoo ntawm cawv hauv cov khoom tu tawv nqaij? 

Ethanol, denatured cawv, thiab lwm yam khoom uas tsis muaj molecular hnyav tuaj yeem qhuav thiab khaus tawv nqaij. Hauv kev sib piv, fatty alcohols tuaj yeem muaj qhov cuam tshuam. Vim nws cov khoom emollient, Krupa Caestline, kws tshuaj pleev ib ce thiab tus tsim KKT Cov Kws Pab Tswv Yim, Hais tias lawv tuaj yeem pab tau rau cov tawv nqaij qhuav. Txawm li cas los xij, ntawm qhov muaj siab, "lawv tuaj yeem ua rau tawg thiab ntws tawm," Dr. Hirsch hais. 

Leej twg yuav tsum tsis txhob haus cawv hauv kev tu tawv nqaij?

Dr. Hirsch hais tias nws yeej nqis los rau ib qho qauv, piv txwv li. concentration ntawm cawv siv thiab lwm yam khoom xyaw yog suav nrog. "Koj tuaj yeem muaj cov khoom ua kom khaus, tab sis muab nws tso rau hauv cov mis tag nrho tuaj yeem ua rau nws tsis khaus," nws piav qhia. Yog tias tsis ntseeg, sab laj nrog kws kho mob dermatologist lossis kuaj cov khoom ua ntej siv rau tag nrho lub ntsej muag lossis lub cev.