Tsis muaj ntau exaggeration, Retinol, los yog vitamin A, tuaj yeem raug hu ua ib qho ntawm cov khoom xyaw nrov tshaj plaws nyob rau xyoo tas los no - cov khoom tshiab nrog cov khoom siv no hauv cov khoom siv txuas ntxiv tso tawm txhua hli. Yog li vim li cas nws thiaj li zoo rau cov tawv nqaij thiab yuav ua li cas zoo tshaj plaws los siv nws los tswj cov hluas thiab kev zoo nkauj?
Retinol yog lub npe thib ob rau vitamin A, pom nyob rau hauv 1913 ib txhij los ntawm ob pawg neeg ywj pheej ntawm cov kws tshawb fawb. Nws tsis yog qhov xwm txheej uas Retinol tau txais tsab ntawv A - nws yog qhov tseeb thawj zaug pom ntawm lwm cov vitamins. Hauv tib neeg lub cev, nws yog tsim los ntawm beta-carotene thiab koom nrog ntau cov txheej txheem - nws yog qhov tsim nyog rau cov tawv nqaij noj qab haus huv, plaub hau, pob txha thiab lub zeem muag, muaj zog tiv thaiv kab mob, kev noj qab haus huv ntawm plab hnyuv thiab ua pa. Feem ntau, nws qhov tseem ceeb yog qhov nyuaj rau overestimate.
Ntawm qhov tod tes, qhov ntau ntawm cov vitamin A yog qhov txaus ntshai thiab txawm tias txaus ntshai - ntau tus neeg yuav paub txog cov dab neeg txog cov neeg tshawb nrhiav polar uas tau raug tshuaj lom los ntawm kev noj cov polar bears siab. Yog vim li cas tsuas yog cov ntsiab lus siab ntawm vitamin A nyob rau hauv lub cev ntawm cov tsiaj sab qaum teb. Yog li ntawd, koj yuav tsum tsis txhob maj mus sau cov tshuaj Retinol rau koj tus kheej - tsuas yog ntxiv koj cov zaub mov nrog daj, txiv kab ntxwv thiab liab zaub thiab txiv hmab txiv ntoo, fatty ntses siab, butter, qe thiab tag nrho cov khoom noj siv mis nyuj.
Tab sis kev sib koom ua ke ntawm Retinol rau hauv kev tu tawv nqaij yog qhov ncaj ncees, thiab ntawm no yog vim li cas. Lub luag haujlwm tseem ceeb ntawm Retinol hauv nws txoj kev sib raug zoo nrog daim tawv nqaij yog normalization ntawm cellular txheej txheem. Nws tsis tso cai rau lawv kom qeeb, uas tshwm sim tsis tu ncua nrog lub hnub nyoog, txhawb cov cellular metabolism thiab exfoliation ntawm cov hlwb tuag, thiab yog li ntawd haum txig rau hauv kev saib xyuas kev laus thiab kev tawm tsam ntawm pob txuv ntawm qhov sib txawv. Nws ib txhij tswj kev ua haujlwm ntawm cov qog sebaceous, ua rau cov tawv nqaij elastic dua, txawm tias nws lub zog thiab lub suab - npau suav, tsis yog cov khoom xyaw.
Yog tias koj tsis tau siv cov tshuaj pleev ib ce Retinol, thawj zaug siv ob peb zaug hauv ib lub lis piam thaum hmo ntuj
Nws yog ib nqi sau cia hais tias, hais txog Retinol nyob rau hauv lub composition ntawm tshuaj pleev ib ce, kws txawj thiab manufacturers txhais tau hais tias tag nrho cov pab pawg neeg ntawm cov tshuaj - retinoids, los yog Retinol derivatives. Qhov tseeb yog hais tias lub npe tiag tiag daim ntawv ntawm vitamin A (tiag tiag, Retinol) yog heev unstable thiab sai sai vau nyob rau hauv lub zog ntawm oxygen thiab lub hnub ci, thiab yog li ntawd nws yog ib qho nyuaj rau tsim ib tug muaj kev vam meej mis nyuj nrog rau cov khoom no - ib tug cosmetic khoom poob. nws cov hauj lwm ceev heev.
Ntawm no, cov ntaub ntawv ruaj khov dua lossis cov khoom siv hluavtaws tuaj rau kev cawm. Cov yav tas muaj xws li, piv txwv li, Retinol acetate thiab Retinol palmitate, thaum lub tom kawg muaj xws li adapelene, ib qho ntawm feem nrov hom kev kho mob ntawm daim tawv nqaij.
Kuj tseem muaj yoov nyob rau hauv cov tshuaj pleev rau hauv lub thoob ntawm zib mu - ntau tshaj ntawm retinoids nyob rau hauv kev saib xyuas yuav hem cov tawv nqaij khaus, nws dryness thiab flaking. Yog li ntawd, nws yog ib qho tsim nyog ua ke cov khoom nrog cov khoom xyaw no maj mam, soj ntsuam cov tshuaj tiv thaiv ntawm daim tawv nqaij. Yog tias koj tsis tau siv cov tshuaj pleev ib ce Retinol, thawj zaug siv nws ob peb zaug hauv ib lub lis piam thaum hmo ntuj - yog tias daim tawv nqaij tsis xis nyob, nce tus naj npawb ntawm kev siv txhua lub lim tiam.
Nws kuj tseem tsim nyog pib nrog qis qis thiab cov qauv uas ua ke nrog Retinol nrog cov khoom xyaw zoo thiab moisturizing, xws li zaub roj lossis squalane. Yog hais tias, txawm li cas los xij, ua phooj ywg nrog Retinol tsis ua hauj lwm nyob rau hauv txhua txoj kev thiab daim tawv nqaij tas li "muab tawm irritation", nws yog tsim nyog sim cov nroj tsuag analogue ntawm no tivthaiv - bakuchiol. Cov nyiaj nrog nws kuj tau txais koob meej.
Lwm lub ntsiab lus tseem ceeb - Retinol tuaj yeem ua rau kom cov tawv nqaij rhiab heev rau hnub ci. Nws hloov tawm tias tib tus neeg sawv cev uas muaj txiaj ntsig zoo tiv thaiv hnub nyoog me ntsis tuaj yeem pab txhawb rau lawv cov tsos. Yog li ntawd, cov kws tshaj lij qhia txog kev siv cov khoom siv SPF thaum ua ke nrog cov khoom siv Retinol, kom nws cov khoom coj tsuas yog cov txiaj ntsig, uas nyuaj rau overestimate.