Kusiyana pakati pa Retinol, Retin-A, ndi Retinoids
Zosakaniza za khungu zingakhale zosokoneza, makamaka ngati ali ndi mayina otchuka: Retinol, Retin-A , retinoids. Kodi kusiyana kwake ndi kotani?
Ngakhale kuti zonsezi zikugwirizana, zimakhala zosiyana kwambiri. Kuphunzira kusiyanitsa pakati pa onsewo kukuthandizani kusankha chomwe chingakhale bwino kwa khungu lanu.
Kodi Retinoids Ndi Chiyani?
Retinoid ndi mawu omwe amagwiritsidwa ntchito pofotokoza gulu la mankhwala omwe amachokera ku vitamini A.
Retinoids ndi okondedwa a dziko lapansi chifukwa amasamalira khungu.
Mukamagwiritsa ntchito retinoids nthawi zonse, khungu lanu limakhala loyera, khungu limakhala losavuta, ndipo nkhope yanu yonse idzakhala yowala kwambiri. Retinoids akhoza kuwonjezera kupanga collagen, ndipo umboni wina umasonyeza kuti akhoza kuwonjezera elastin kupanga. Monga momwe mungaganizire, izi zimapangitsa kuti retinoid zitsutse zotsutsana ndi agers ndipo zimagwiritsidwa ntchito kuteteza ndi kusinthira zizindikiro za ukalamba.
Retinoids imathandizanso kuchepetsa maselo amtundu wa maselo , ndipo ikhoza kutsegula ma pores. Choncho ma retinoids amagwiritsidwanso ntchito pochiza achule.
Retinol ndi Retin-A onse awiri amatha kuchepetsa. Zonsezi zimachokera ku vitamini A. Izi zimalongosola chifukwa chake ali ndi mayina omwe amamveka. Lingalirani izi motere: Retinol ndi Retin-A ndi mitundu ya retinoids, monga apulo ndi laimu yamtengo wapatali ndi mitundu ya pies.
Izi sizowona zokhazokha zokhazokha, komabe. Retin-A Micro (tretinoin) , Renova (tretinoin), Tazorac (tazarotene) onse ndi retinoids.
Kusiyanitsa, mankhwala omwe kale analipo-mankhwala okhaokha omwe amapezeka panopa, nthawi zambiri amaloledwa kukhala gulu la retinoid. Ngakhale kuti chogwiritsidwa ntchito mu Differin (adapalene) sichidziwika bwino ndi retinoid, chimagwira ntchito mofanana. Kotero, mukhoza kuwona kusiyana kwa ma Differin monga tsamba lopangidwira minofu kapena retinoid-comound.
Kodi Retinol N'chiyani?
Kotero tsopano mukudziwa kuti retinol ndi Retin-A ndi mitundu yonse ya retinoids. Koma pali kusiyana kotani pakati pa awiriwa?
Retinol ndi mavitamini A a mtundu wachilengedwe. Amapezeka m'matenda ambiri othandizira pakhungu ndi mankhwala okongola. Zingathandize kuti khungu lanu liwoneke bwino, ndikumverera mofulumira komanso mophweka. Zingathandizenso kupewa mizere yabwino ndi makwinya.
Retinol palokha samakhudza khungu mwachindunji. Mavitamini a khungu amayamba kusinthira retinol kupita ku retinoic acid. Ndizoti pokhapokha zitembenuzidwa kuti zikhale ndi asidi otere kuti zikhale zogwira mtima.
Izi sizochitika panthawi imodzi, komabe. Kutembenuka kungatenge nthawi yaitali. Ndiponso, kuchuluka kwa retinol kwenikweni kumasinthidwa kukhala retinoic acid kumadalira pa zinthu zambiri, kuphatikizapo kuchuluka kwa retinol mu chipatso choyambira, ndipo ngati zonyansa (zomwe zimakhalapo zakale kapena kuti watsegulidwa nthawi yayitali). Ndipo, zogometsa, anthu ena amasintha retinol kuti ikhale retinoic mofulumira kuposa ena.
Chifukwa cha zonsezi, retinol ndi wogwira ntchito pang'onopang'ono. Simudzawona zambiri mwa zotsatira za miyezi sikisi kapena kuposerapo. Zotsatira ndizophatikizapo, motero nthawi yaitali mutagwiritsa ntchito zotsatira zabwino zomwe mudzaziwona. Ngakhale apo, kumbukirani kuti ngakhale retinol ndiyowonjezeranso bwino kuchitetezo chanu chotsamwitsa khungu, si mankhwala ozizwitsa.
Mwinamwake simudzawona kusintha kwakukulu.
Komabe, mankhwala a retinol angathe kusintha khungu. Ndipo uthenga wabwino ndi mankhwala a retinol nthawi zambiri amakhala ofatsa.
Retinol angayambitsenso mavuto, koma amakhala ovuta kwambiri kuposa Retin-A. Mutha kuona kuti khungu lanu limakhala lofiira mutagwiritsa ntchito mankhwala a retinol. Kudwala pang'ono kapena kuuma kumakhalanso kofala, koma kawirikawiri ndi kofatsa kwambiri. Anthu ambiri akhoza kugwiritsa ntchito retinol popanda vuto lalikulu koma ngati khungu lanu likuwoneka ngati likukwiyitsa muyenera kusiya kugwiritsa ntchito mankhwalawa.
Kodi Retin-A N'chiyani?
Retin-A kwenikweni ndi dzina la chizindikiro cha tretinoin mankhwala. Retin-A ndi mawonekedwe a vitamini A.
Mosiyana ndi retinol, Retin-A ndi mankhwala okhawo. Zomwe zimagwiritsidwa ntchito pochizira zonse zotupa ziphuphu ndi zozizwitsa zamagulu . Zosakaniza za Retin-A, tretinoin, zimagwiritsidwanso ntchito pochita mizere yabwino ndi makwinya, kuwalitsa utoto, ndi kutaya thupi labwino ( zizindikiro zamdima zomwe zimasiyidwa ndi ziphuphu kapena dzuwa).
Tretinoin amadziwika kuti retinoic acid, kotero retin-A imakhudza kwambiri khungu. Chifukwa simukuyenera kuyembekezera khungu kusintha, Retin-A amagwira ntchito mofulumira ndipo ali ndi mphamvu zoposa retinol. Ndipotu, mungathe kuwona khungu likukhala bwino nthawi zisanu ndi chimodzi kapena zisanu ndi zitatu.
Koma mphamvu yowonjezera imabweretsa mavuto. Mukhoza kuona zotsatirapo monga kuuma , kufiira, kuyaka, kuyang'ana ndi kuthamanga, pogwiritsa ntchito Retin-A poyerekeza ndi mankhwala a retinol.
Kodi Retinol Amapereka Zotsatira Zomwe Zili ngati Retin-A?
Ayi. Ngakhale kuti amagwira ntchito mofananamo, retinol si ofanana ndi Retin-A. Ngakhale kuti ena angatchule retinol kukhala retin-A yowonjezereka, iwo samasintha.
Mwachidziwitso, retinol ndi Retin-A amachita chimodzimodzi. Koma retinol ndi yofooka kwambiri kuposa Retin-A chifukwa yoyamba iyenera kukhala ya retinoic acid kuti igwiritsidwe ntchito ndi khungu. Retin-A ndi retinoic acid, kotero ingagwiritsidwe ntchito molunjika ndi khungu likagwiritsidwa ntchito.
Momwemo, Retin-A ndi wamphamvu kwambiri kuposa retinol. Ngakhalenso Retin-A wamphamvu kwambiri kuposa mphamvu ya retinol.
Nthawi zina Retinol amawonjezeredwa ku mankhwala a OTC acne, koma si mankhwala achimake okha. Zimagwiritsidwa ntchito nthawi zambiri monga anti-ager.
Retinol vs. Retin-A: Mmene Mungasankhire Chogwirira Choyenera Pachikopa Chanu
Kaya mumasankha retinol kapena Retin-A zimadalira zomwe zolinga zanu zimathera. Pali zopindulitsa ndi zosokoneza aliyense.
Ngati mukuyang'ana kuti khungu lanu likhale lolimbikitsidwa pang'ono, sungani zizindikiro zina za ukalamba, ndipo mulibe mavuto akuluakulu omwe akufunika kuthandizidwa, retinol ndizofunikira kwambiri. Fufuzani retinol musanapite kuchipatala monga mankhwala, mavitamini, mankhwala a maso ndi serums.
Pali mitundu yosiyanasiyana ya retinol. Kotero pamene mukuyang'ana zotsalira zokhazokha pa kirimu chotsutsana ndi ukalamba, mwina simudzawona retinol. M'malo mwake, mudzawonekeratu mawonekedwe a retinol omwe amagwiritsidwa ntchito pamtengowu: retinal, retinyl palmitate, retinyl acetate, retinyl linoleate. Zomwe zimapangidwirapo ndizo, retinol yomwe ili ndi mankhwala. Ngati zalembedwa kuti zafa kale, ziribe retinol zambiri ndipo mwina sizikhala zogwira mtima.
Zokhudzana ndi matenda monga acne, blackheads, mavuto a pigment ndi mizere yakuya ndi makwinya, Retin-A akupatsani mwayi wambiri. Inde, izi zikutanthauza kupita kwa dermatologist kuti mukalembedwe mankhwala, koma nthawi yayitali, mutha kupeza zotsatira zovuta kwambiri ndi retinoid ya mankhwala kuposa momwe mungakhalire ndi mawonekedwe apamwamba.
Koma siziyenera kukhala mwina / kapena chosankha. Retinol angakhale sitepe yoyamba musanayambe kupita patsogolo, ndipo mwinamwake mungakhumudwitse kwambiri, Retin-A. Khungu lanu pang'onopang'ono limayamba kukhala ndi retinoids pamene mukugwiritsa ntchito. Izi sizikutanthauza kuti sagwira ntchito mofulumira; iwo amatero. Mutha kungoona zotsatira zake ngati kuyanika ndi kuyang'anitsitsa kumakhala kocheperapo. Kuyamba ndi mankhwala omwe amachititsa kuti thupi lanu likhale lopweteka lingathandize kuchepetsa khungu lanu ku ma retinoids am'mutu komanso kuchepetsa zotsatirapo ngati mutapuma mpaka mankhwala a Retin-A.
Mawu Ochokera
Ngakhale mutayambiranso kugwiritsira ntchito, khungu la dzuwa ndiloyenera . Retinoids angapangitse khungu lanu kukhala lopsa ndi dzuwa, chifukwa cha maselo atsopano a khungu pamwamba pa khungu lanu. Ngakhale ngati simukuyaka, kuwonongeka kwa dzuwa kungakhale kochitika. Kuti muteteze khungu lanu, gwiritsani ntchito retinoid yanu usiku ndipo mugwiritse ntchito zowunikira dzuwa ndi SPF ya 30 kapena mmawa uliwonse.
Mwinanso mungafune kutsegula khungu lanu pang'onopang'ono kuchipatala chanu (ichi ndi lingaliro labwino kwambiri ngati muli ndi khungu lolumala). Yesani kugwiritsa ntchito mankhwala anu retinol kokha kawiri kapena katatu pa sabata poyamba. Izi zidzalola khungu lanu kugwiritsidwa ntchito kwa retinol ndikupangitsa kuti mukhale osakwiya. Pitirizani kugwira ntchito mpaka pamene mungagwiritse ntchito mankhwala anu tsiku lililonse popanda khungu lanu likutsutsa.
Retinoids angakhaledi othandizira pazomwe mukusamalira khungu. Ngati mukufuna thandizo kupeza retinoid mankhwala, dokotala wanu kapena dermatologist angakuthandizeni kusankha imodzi.
> Zotsatira:
> McDaniel DH, Mazur C, Wortzman MS, Nelson DB. "Kuchita bwino ndi Kusamalidwa kwa katemera wa Retinoid Cream kawiri (1.0%) Retinol Cream kapena 0.025% Tretinoin Cream mu Zolemba Zowonongeka Kwambiri." Journal of Cosmetic Dermatology. Dec 2017; 16 (4): 542-548.
> Nohynek GJ. "Commentary on the Safety of Topical Vitamini A mu Zodzoladzola." Kuletsa Kuletsa Zovuta ndi Pharmacology. 2017 Oct; 89: 302-304.
> Zaenglein AL, Pathy AL, Schlosser BJ, Alikhan A, Baldwin HE, et. al. "Malangizo Othandiza Kusamalira Mavitamini a Acne Vulgaris." Journal ya American Academy of Dermatology. 2016; 74 (5): 945-73.