Nkag siab txog daim tawv nqaij barrier thiab nws txoj kev kho
Cov tawv nqaij qhuav, kev kho mob hu ua xerosis, yog ib qho tshwm sim thiab feem ntau thab teeb meem ntawm daim tawv nqaij. Nws yog tus cwj pwm los ntawm qhov tsis muaj dej noo nyob rau hauv stratum corneum (txheej txheej sab nraud ntawm epidermis), uas tuaj yeem tshwm sim raws li flaking, scaling, khaus, thiab tawg. Thaum tib neeg feem ntau xav txog cov tawv nqaij qhuav tsuas yog qhov teeb meem tshuaj pleev ib ce, cov tawv nqaij qhuav tuaj yeem ua rau lub cev tiv thaiv kab mob tseem ceeb: daim tawv nqaij barrier. Kev nkag siab txog qhov ua rau ntawm daim tawv nqaij lub cev qhuav dej thiab kev ua haujlwm ntawm daim tawv nqaij barrier yog thawj kauj ruam tseem ceeb hauv kev kho kom zoo thiab kho lub sijhawm ntev -.
Lub luag haujlwm tseem ceeb ntawm daim tawv nqaij Barrier
Yuav kom nkag siab txog cov tawv nqaij qhuav, nws yog ib qho tseem ceeb ua ntej kom nkag siab txog cov qauv ntawm daim tawv nqaij barrier. Xav txog nws zoo li ua tib zoo ua lub tsev cib ntsa. Cov "cib" yog keratinocytes (tuag ntawm daim tawv nqaij) uas muaj cov yam ntxwv moisturizing (NMF). Cov "mortar" yog lipid- nplua nuj matrix, feem ntau muaj cov ceramides, cov roj cholesterol, thiab cov roj fatty acids dawb.
Cov qauv no muaj ob lub luag haujlwm tseem ceeb:
1. Kev Tiv Thaiv: Nws tiv thaiv ib puag ncig kev hem thawj (cov kab mob, khaus, ua xua) los ntawm kev nkag mus rau hauv lub cev.
2. Moisturizing: Nws tiv thaiv cov dej ntau dhau ntawm transepidermal poob (TEWL), yog li tswj cov dej noo tseem ceeb hauv daim tawv nqaij. Thaum qhov kev thaiv no puas lawm -thaum lub "mortar" tsis txaus lossis puas lawm - daim tawv nqaij ua translucent. Moisture poob sai sai, ua rau cov tawv nqaij qhuav, thiab irritants tuaj yeem nkag tau yooj yim dua, ua rau mob thiab rhiab heev. Lub voj voog vicious ntawm kev puas tsuaj thiab lub cev qhuav dej yog lub hauv paus ua rau ntau yam teeb meem ntawm daim tawv nqaij qhuav.
Lub ntsiab tseem ceeb ntawm sab hauv thiab sab nraud ua rau cov tawv nqaij qhuav yog qhov nyuaj thiab muaj ntau haiv neeg, suav nrog cov caj ces thiab ib puag ncig.
Environmental thiab Lifestyle Triggers: Lub caij ntuj no cua av noo feem ntau yog tsawg. Ua ke nrog cov cua txias sab nraum zoov thiab qhuav, huab cua kub los ntawm cov cua sov hauv tsev, qhov no tsim cov av noo tseem ceeb, ua rau kom tsis txhob ya raws ntawm daim tawv nqaij. Cov nyhuv no yog ib qho ua rau ** "lub caij ntuj no khaus" lossis lub caij ntuj no qhuav tawv **. Nquag da dej kub los yog da dej, tshwj xeeb tshaj yog nrog hnyav, sulfate- muaj cov xab npum, rub daim tawv nqaij ntawm nws cov roj tiv thaiv ntuj (sebum) thiab ua rau cov lipid matrix puas. Cov tawv nqaij lub ntuj pH yog me ntsis acidic (kwv yees li 5.5); alkaline soaps tuaj yeem ua rau cov tawv nqaij ua haujlwm tsis zoo. Tsis tas li ntawd, qee cov khoom uas muaj cov dej cawv tsis zoo, cov tshuaj tsw qab muaj zog, thiab cov khoom xyaw exfoliating muaj zog (xws li cov ntsiab lus siab ntawm AHA / BHA) tuaj yeem ua rau cov tawv nqaij puas tsuaj thiab ua rau cov tawv nqaij permeability. Kev tshav ntuj ntau dhau nyob rau hauv lub neej niaj hnub tsis tsuas yog ua rau photoaging tab sis kuj thickens ntawm daim tawv nqaij txheej txheej thiab yuav ua rau cov tawv nqaij barrier, ua rau dryness thiab roughness.
2. Cov yam ntxwv ntawm lub cev thiab sab hauv
Cov laj thawj no feem ntau xav tau kev kho mob ntau dua lossis kev kho mob.
Raws li peb muaj hnub nyoog, daim tawv nqaij lub ntuj sebum zus tau tej cov txo, thiab cell renewal slows down. Tsis tas li ntawd, daim tawv nqaij muaj peev xwm khaws tau cov khoom moisturizing yam (NMF) poob qis, ua rau cov neeg laus qhuav qhuav. Qee cov kab mob caj ces kuj tuaj yeem ua rau cov tawv nqaij tsis muaj zog. Cov piv txwv tseem ceeb tshaj plaws yog atopic dermatitis (eczema), uas feem ntau cuam tshuam nrog kev hloov pauv hauv cov noob filaggrin. Filaggrin yog ib qho protein tseem ceeb rau kev tsim cov tawv nqaij barrier thiab tsim cov khoom moisturizing ntuj. Genetic defects txhais tau hais tias ua rau daim tawv nqaij puas, ua rau mob qhuav thiab rhiab heev. Kuj tseem muaj yam uas tsis tuaj yeem zam tau, xws li cov teebmeem ntawm cov tshuaj thaum muaj mob.
Kev kho cov tawv nqaij barrier yog qhov tseem ceeb heev. Kev kho cov tawv nqaij qhuav yog sib npaug los kho cov tawv nqaij barrier. Qhov no muaj ob lub hom phiaj: rov ua kom cov lipids kom puv qhov khoob thiab tiv thaiv kom tsis txhob ya raws ntxiv.
Kho koj cov kev ua kom huv si kom tsis txhob muaj dej kub, vim nws ua rau cov roj ntsha ntawm daim tawv nqaij. Xaiv maj mam, pH- cov tshuaj ntxuav kom zoo, xws li sulfate-dawb, tsis yog - cov tshuaj nplaum nplaum. Xwb, xav txog cov khoom uas muaj glycolic acid, ib qho alpha-hydroxy acid (AHA) feem ntau siv hauv kev tu tawv nqaij. Extracted los ntawm qab zib sticks, nws muaj xws li ib co ntawm cov me me AHA hais, tso cai rau yooj yim nkag mus rau hauv daim tawv nqaij. Nws tshem tawm cov tawv nqaij tuag ntawm qhov chaw, zoo exfoliating. Kev txwv lub sij hawm da dej kom tsawg dua 10 feeb tuaj yeem txo cov tawv nqaij qhuav.
2. Ua ntej Barrier-Kho khoom xyaw
Cov khoom tu tawv nqaij qhuav zoo tshaj plaws tsom rau kev rov ua kom cov lipid matrix ploj thiab kaw hauv cov dej noo.
3. Txais Kev Noj Qab Haus Huv Kev Noj Qab Haus Huv
Siv lub tshuab humidifier, tshwj xeeb tshaj yog nyob rau lub caij ntuj no lossis huab cua qhuav. Kev tuav cov av noo hauv tsev ntawm 30-50% ** tuaj yeem txo cov dej tsis zoo (TEWL). Tsis tas li ntawd, siv moisturizer li ntawm peb feeb tom qab da dej los yog ntxuav koj txhais tes. Lub sijhawm no, daim tawv nqaij yog hydrated tshaj plaws thiab khaws cov dej noo yooj yim dua.
Thaum cov dej haus muaj kev cuam tshuam ntau dua rau cov txheej txheej ntawm daim tawv nqaij ntau dua li qhov chaw, kev tswj xyuas dej tag nrho tseem ceeb heev. Noj ntau cov zaub mov uas muaj cov roj fatty acids uas tseem ceeb (xws li salmon, flaxseed, thiab walnuts) los txhawb lub cev tsim cov lipids uas muaj txiaj ntsig zoo rau daim tawv nqaij.
Feem ntau ntawm cov tawv nqaij qhuav me ntsis tuaj yeem daws tau nrog ntau dua -- cov khoom lag luam thiab kev hloov pauv hauv lub neej. Txawm li cas los xij, tsis tu ncua, hnyav, lossis mob qhuav yuav tsum tau kho mob. Nrog rau tus kws kho mob dermatologist yog tias koj ntsib: khaus, khaus khaus uas cuam tshuam nrog kev pw tsaug zog; thaj chaw loj ntawm tev lossis flaking; cov tsos mob ntawm tus kab mob (redness, o, kub, kua paug); los yog dryness uas tsis txhim kho tom qab ob lub lis piam ntawm kev saib xyuas hauv tsev zoo ib yam. Ib tus kws tshaj lij tuaj yeem kuaj xyuas cov tawv nqaij hauv qab xws li eczema, psoriasis, lossis ichthyosis thiab sau ntau cov kev kho mob muaj zog, suav nrog cov tshuaj noj - zog barrier- kho cov tshuaj pleev, corticosteroids, lossis lwm yam kev kho mob.
Hauv luv luv, daim tawv nqaij qhuav tsis yog ib qho teeb meem saum npoo xwb; Nws kuj yog ib qho teeb meem uas cov tawv nqaij tiv thaiv mechanisms raug cuam tshuam. Los ntawm kev tswj xyuas qhov sib npaug ntawm daim tawv nqaij thiab siv cov txheej txheem tu tawv nqaij uas tsom mus rau kev ntxuav kom huv thiab lipid- nplua nuj kho, tib neeg tuaj yeem txhim kho cov tawv nqaij qhuav, ua rau nws tsis yog tsuas yog smoother thiab xis dua, tab sis kuj muaj kev noj qab haus huv ntawm sab hauv.
Cov hmoov glycolic acid tau hais hauv cov ntawv nyeem yog alpha-hydroxy acid (AHA), feem ntau siv hauv cov khoom siv tawv nqaij. Nws yog muab los ntawm syrup thiab belongs rau pawg me me ntawm AHAs, tso cai rau nws nkag mus rau ntawm daim tawv nqaij yooj yim. Nws cov txheej txheem ntawm kev ua haujlwm yog nyob rau hauv kev rhuav tshem cov kev sib txuas ntawm cov tawv nqaij tuag, yog li txhawb cov cell shedding thiab smoothing ntawm daim tawv nqaij. Cov tawv nqaij tsis sib xws, roughness, thiab lwm yam teeb meem tuaj yeem txhim kho los ntawm cov nyhuv exfoliating. Txawm tias nws cov khoom exfoliating, glycolic acid kuj txhawb collagen ntau lawm hauv daim tawv nqaij. Collagen yog cov protein uas pab tswj cov tawv nqaij suppleness thiab firmness. Txhawb nqa collagen ntau lawm tuaj yeem txhim kho daim tawv nqaij ntawm qhov chaw thiab txo qhov pom ntawm cov kab zoo thiab wrinkles. Cov khoom xyaw no feem ntau yog siv rau hauv ntau yam khoom siv tawv nqaij, suav nrog tshuaj tua kab mob, toners, serums, thiab qhov ncauj qhov ntswg. Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias glycolic acid tuaj yeem ua rau khaus thiab tuaj yeem ua rau tawv nqaij tsis xis nyob, tshwj xeeb tshaj yog rau cov tawv nqaij rhiab heev. Nws raug nquahu kom pib nrog qis concentration thiab maj mam ua kom siab ntev.