Retinol ndi retitina - abwenzi abwino kwambiri

Retinol zotumphukira, komanso retronol iyemwini ngati gawo la zodzola zodzikongoletsera zimatha kupanga zozizwitsa zenizeni, koma ali ndi mafani okwanira ndi omwe amadana nazo. Ngakhale kuti wina ndi thandizo lawo ku makwinya ndi pigmentation amathandizidwa kuchokera ku ziphuphu ndikuwonjezera kusokonezeka kwa kachilomboka, ena amalandila kuuma, dermatitis ndi zina zosayembekezereka pakhungu chifukwa chogwiritsa ntchito retinol.

Momwe mungagwiritsire ntchito mokongola komanso nthawi yomweyo chinthu chowopsa ndi zomwe muyenera kudziwa za izi - ndiuzeni m'nkhaniyi.

Kodi pali kusiyana kotani pakati pa retinol ndi retinoids?

Olemba mabuku amasokonezedwa chifukwa cha ma terminology ndi retinoids nthawi zambiri amatchedwa retinols, ndipo pamakhala kusiyana pakati pawo. Retinol ndi vitamini wodziwika bwino (wobwezera asidi). Ndi retinoides ndi esoli a asidi. Mwachidule, retinoids ndi retinol ndi zosayera. Pamalo a cellular, ndi ma repunic acid omwe amatha kuphatikiza pakhungu ndikuthandizira pantchito yawo monga unyamatawo.

Retinoids iyeneranso kusinthidwa ndi masinthidwe angapo kuti akhale acid ndi masinthidwe awa, ntchito yawo yocheperako. Pomaliza, mu kulimbana kwa matabwa, kugwiritsa ntchito vitamini A ndibwino kwambiri, koma sizoyenera kuzisankha nthawi zonse, koma kanthawi pang'ono.

Gwiritsani ntchito zodzikongoletsera

Ubwino wa Vitamini a mthupi amadziwika kwa nthawi yayitali, koma kuti zitha kugwiritsidwa ntchito podzikongoletsa kwaphunzira posachedwapa. Pakati pa zaka za m'ma 1900, ntchito yoyamba idasindikizidwa, yomwe idatinso mphamvu yabwino ya vitamini pakhungu. Ndipo onjezani retinol to cosmetics zaka 16 zokha zitachitika izi.

In Retinol itagwiritsidwa ntchito pochiza agne agnes, adazindikira kuti imachepetsa njira za ukalamba wa khungu ndikuthandizira kulimbana ndi zizindikiro za kuwonongeka. Chifukwa chake zophika zoyambirira zimawonekera mu kapangidwe ndi retinol.

Mfundo ya Kuyanjana ndi Khungu

Vitamini A ndi zotumphukira zimayamba kukhala pamwamba pa khungu, koma kwa dermis, poyankha ziphuphu ndi makwinya, imafika pafupifupi 20% ya kuchuluka kwa ndalamazo. Pafupifupi 75% ya chinthucho chimakhala pamwamba pa khungu ndipo ena okha ndi omwe ali opukutidwa. Chifukwa chake, Retinol amalowa m'khola, ndikuyamba ntchito yake:

• Imathetsa utoto. Retinol yachitika mwachangu ndi Keratinocytes ndikumapanikizika ndi ma menelstes, omwe amayamba chifukwa cha kunjenjemera. Malingaliro owonongedwa sangakhalenso ndi mawonekedwe amdima ngati kale, kotero khungu limawoneka lopepuka komanso koposa.
• Retinol imachotsa khungu lowuma. Keraracytes amatenga nawo mbali pano, zomwe zimachitika ku retinic acid Ripter mwachangu ndikuthandizira njira za kusinthika kwa khungu.
• Maudzu abwino ndi apakati akuyatsidwa. Retinol imathandizira kukulitsa collagen ndipo imathandizira khungu kuchedwa chinyezi, zikomo komwe chithandizo chakhungu chimakhala cholumikizidwa ndipo makwinya amasungunuka.

Ambiri amasangalalanso ndi funsoli - zomwe vitamini imagwira bwino ntchito, kupanga zopanga kapena zachilengedwe? Zachidziwikire, zachilengedwe, koma ... Zonse za retinoid zimakhala ndi katundu wothana ndi ultraviolet, ndipo ena a iwo akhoza kusinthidwa kukhala poizoni. Chifukwa chake, ngati mankhwala osokoneza bongo omwe amagwiritsidwa ntchito posamalira, ayenera kugwiritsidwa ntchito pakhungu madzulo.

Koma dzuwa lopanga siliopa, pambali pake, magawo a kusandulika mu retinue acid amachepetsedwa kwambiri. Izi zimachokera ku izi kuti pafupifupi vitamini yachilengedwe komanso bwino, analogie wake ndi otetezeka.

Momwe mungagwiritsire ntchito retinoids

Ndikofunika kukumbukira kuti khungu lirilonse limaperekanso zopereka zake, choncho kuti musakhale m'gulu la omwe avutika ndi mankhwalawa - kwa nthawi yoyamba kugwiritsa ntchito zodzola izi, ziyenera kugwiritsidwa ntchito pa khungu ayi Kuposa kamodzi pa sabata, ofanana ndi yankho. Kumbukirani kuti muyenera kugwiritsa ntchito zodzoladzo zamadzulo.

Khungu likayankha retinol mwachizolowezi, kusesa ndi kukhumudwitsa nyamuka, ndiye kuti mutha kugwiritsa ntchito katatu pa sabata. Ndipo khungu lidzakhazikika, retinol itha kugwiritsidwa ntchito pachabe.

Kuti muchepetse kuthekera kwa kufupika ndi zizindikiro zina zosasangalatsa, mu magawo oyamba a vitamini ndibwino kusakaniza ndi mafuta andale kapena ndi zonona. Koma ngati sizinathandize, ndipo khungu pa vitamini lidachita ndi kusenda kapena redness, ma acid a abichi a acid adzathandizira kuchotsa zizindikiro zosasangalatsa.

Komanso, kugwiritsa ntchito retinol pakhungu, ndikofunikira kupewera madera ozungulira maso ndi malo pafupi ndi milomo. Ikani mavitamini malo pakhungu, kenako kusuntha kwapakati kumagawanika kumaso.

Zofunika kwambiri zokhudzana ndi retinoids ndi retinol

1. Mtumiki wapamwamba wokhala ndi retinol nthawi zonse amakhala ndi malangizo atsatanetsatane mkati mwa kuyika ndi chidziwitso chokhudza kukonzekera ndi momwe mungazigwiritsire ntchito. Ngati chidziwitso cha othandizira chikusowa, ndiye kuti mwina, mudagula pacifier, komwe retiinol imangokhala m'dzina, ndipo kuchuluka kwake m'njira zake ndizochepa.
2. Ngati pakufunika kugwiritsa ntchito ma retinol tsiku la masana, kenako sankhani zopangidwa ndi vitamini, ndikugwiritsa ntchito ngati tandem ndi mafuta otetezedwa ndi UV.
3. Retinol si wochezeka ndi vitamini C, amaletsana wina ndi mnzake ndipo sipadzakhalanso ntchito pa ntchito yawo yolumikizirana. Pakadali pano, "pangani abwenzi" a adani a zidasinthidwa kokha ndi mtundu umodzi wokha wa cosmetic - sesdayma kuposa momwe amanyadira pamenepo.
4. Ikani retinoids ndi retinol posamalira kupita pafupipafupi komanso kwa nthawi yayitali.
5. Ngati simunagwiritse ntchito ndalama zomwe zidagwiritsidwa ntchito kale, zomwe zinali retinol kapena zochokera, ndiye kuti mugule chida choyambirira ndichabwino kuposa momwe zomwe ziliri zomwe zili zofunikirazi ndizochepa, pafupifupi 0.1%.
6. Mitsuko yodzikongoletsera yazodzikongoletsera imamveka bwino kugula pokhapokha ngati kapangidwe kaziphatikizidwa kumayendera mavitamini. Kupanda kutero, idzazimiririka mwachangu pogwiritsa ntchito njira ndipo sipadzakhala nzeru kuchokera kwa iye.