Ubumhlophe okanye ukwenziwa mhlophe sisihloko esiphikisana kakhulu.Ibonelela ngeendlela ezikhangayo zokuphucula ibala lakho.
Zininzi iindlela zokwenza ulusu lube khaphukhaphu.Ezi ziquka izithambiso ezikhethekileyo zesikhumba kunye nonyango lwe-laser.Ngenxa yexabiso eliphantsi kunye nokhuseleko oluphezulu, abantu abaninzi bakhetha izithambiso zesikhumba.
Ukuba ucinga ngemveliso emhlophe, kukho izinto ezithile omele wazi kuqala.Eli nqaku lichaza iinkalo ezibalulekileyo, ngakumbi izithako.
Ukukhanya kwesikhumba ngokusisiseko kubhekisa kusetyenziso lwezonyango ezikhethekileyo okanye izinto zokuphucula okanye zokukhanyisa ithoni yesikhumba.Abantu basebenzisa amagama ahlukeneyo ukuyichaza, kuquka ukwenza mhlophe, ukukhanya okanye ukwenza mhlophe ulusu.
Ukuvezwa kolusu lomntu kwizinto ezininzi kunokubangela ukuba lube buthuntu.Ukuguga, ungcoliseko, uthuli, ubumdaka, imitha ye-ultraviolet kunye neekhemikhali (kubandakanywa nezo zikwiimveliso zokhathalelo lwesikhumba) zinokulonakalisa ulusu.
Ukungondleki, ukukhetha indlela yokuphila engafanelekanga kunye noxinzelelo lunokuba nefuthe elibi kwimbonakalo yolusu.
Ezi zinto zahlukeneyo zinokubangela iingxaki ezahlukeneyo, kubandakanya izangqa ezimnyama, amabala obudala, amabala amaqhakuva kunye namabala.
Abantu baxhomekeke kwiimveliso ezimhlophe kunye nonyango ukusombulula ezi ngxaki.Basebenzisa ukuphucula okanye ukubuyisela ithoni yesikhumba.
Ngeemveliso ezikhanyisa ulusu, unokutshatisa iindawo zolusu ze-hyperpigmented kumbala wesikhumba esijikelezileyo.Ezi ndawo ziquka iimpawu zokuzalwa, i-moles, i-chloasma kunye neetoni.
Ukukhanya kolusu yinto yehlabathi jikelele, nangona kuxelwe umdla omkhulu ekukhanyeni kwesikhumba e-Afrika, kuMbindi Mpuma naseIndiya.Ngo-2013, kuqikelelwa ukuba ngo-2018, imarike yemveliso emhlophe yehlabathi iya kufikelela malunga ne-20 yeebhiliyoni zeedola zaseMelika.
Iimveliso kunye neendlela zonyango zinokusebenzisa iindlela ezahlukeneyo zokukhuthaza ibala eliqaqambileyo nelilungileyo.Kodwa izikhanyisi ikakhulu zisebenza ngokuphazamisa ukuveliswa kwemelanin okanye ngokuncedisa ukuyitshabalalisa.
I-Melanin yinto ephambili edlala indima kumbala wolusu.Olu luhlobo lwepolymer emnyama.Baninzi abantu abanolusu olumnyama.
Umzimba womntu uvelisa le pigment ngenkqubo yokuvelisa i-melanin.Iingcali zenzululwazi ziye zachonga iindidi ezimbini eziphambili zento esikhumbeni nasezinweleni, ezizezi: I-Eumelanin (emnyama okanye emdaka) kunye ne-pheomelanin (etyheli okanye ebomvu).Uhlobo oluthile lwesikhumba luya kugqiba ithoni yalo.
Izikhanyisi ezininzi zisebenza ngokuthintela ukuveliswa kwee-pigments.Benza oku ngokunciphisa umsebenzi wee-enzyme ezithile ezifaka isandla kwinkqubo.I-enzyme ephawulekayo kwi-synthesis yi-tyrosinase.
Umzimba wakho uxhomekeke kwi-L-tyrosine ukwenza i-melanin.Kwinqanaba lokuqala lokuveliswa kwe-melanin, i-tyrosinase iguqula le amino acid ibe yi-L-Dopa.Abakhanyisi bazama ukuthintela intetho, ukusebenza okanye umsebenzi we-enzymes, ngaloo ndlela ukuthintela ukuveliswa kwee-pigments.
Ezinye izithako kwiimveliso ezimhlophe zinokunceda ukubola.Banceda ukutshabalalisa i-melanin esele isemzimbeni.
Abantu abaninzi bakhetha iimveliso zokwenza mhlophe ulusu kuba abanelisekanga kukusebenzisa izinto zokuthambisa ukuze bafumane ulusu olulinganayo.Nokuba banako ukuyifikelela, bahlala besoyika ukufumana unyango lwelaser.
Nangona kunjalo, iimveliso ezijolise ekufezekiseni ibala elilungileyo zihlala zihlupheka kwi-rap embi.Ngokweengxelo, zibangela ezinye iingxaki ezahlukeneyo ezinokubenza bangafanelanga ukusetyenziswa kwaphela.
Kuthiwa uninzi lwezi mveliso zinezithako eziyingozi.Kwezinye iimeko, kuye kwafunyaniswa ukuba kukho imichiza eyityhefu enokubangela iingxaki zolusu, kuquka umhlaza.
Abantu bahlala besebenzisa igama elithi “bleaching” xa bethetha ngale miba yokhuseleko.Ngesi sizathu, iinkampani zihlala zikuphepha ukuyisebenzisa ukuchaza iimveliso zazo.
Ukusetyenziswa kwezithako eziyingozi kule minyaka idlulileyo kuye kwenze ukuba i-bleaching creams yavalwa kwamanye amazwe.
Asiqondi ngokupheleleyo ukuba kutheni abanye abavelisi bekhetha le ngxube inetyhefu.Ngenxa yobukho bezinye iindlela ezikhuselekileyo okanye zendalo.Mhlawumbi oku kungenxa yomnqweno wokufumana inzuzo ephezulu.
Ngezantsi sixubusha izithako eziyingozi, xa uziqaphela, kufuneka ukhawuleze ukukubeka kwi-cream emhlophe.Uya kufumana kwakhona ulwazi malunga nezithako ezikhuselekileyo ekufuneka imveliso efanelekileyo ibe nayo.
Esi sisithako esithandwa kakhulu abavelisi bahlala bebandakanya kwiiresiphi.Ngoku, abantu abaninzi bayazazi iingozi zayo, nto leyo ekhokelele ukuba ezinye iinkampani zisebenzise iinkcazo ezikrelekrele kule nto, njenge-mercury, i-mercuric ammonia okanye i-mercury chloride.
I-Mercury isetyenziselwe ukwenza mhlophe kwesikhumba amashumi eminyaka.Xa isetyenziswe kwesikhumba, inamandla okunciphisa i-melanin synthesis, ngoko idunyiswa kakhulu.Ukuze kuncitshiswe iindleko zentengiselwano zomenzi, ixabiso liphantsi kwaye kulula ukulifumana.
Ukususela ngoko, amazwe amaninzi/imimandla (kwangoko ngeminyaka yoo-1970 eYurophu) iye yavala ukusetyenziswa kwale mveliso ukwenza mhlophe ulusu.Le nto ivaliwe kwaye ihlelwe njenge-toxin e-United States.
I-Mercury inokuhlala esikhumbeni ixesha elide, ngoko inokubangela ezinye iingxaki.Inokwenza ulusu lube mnyama kunye namanxeba angeyomfuneko.Kukho neengxelo zokuba ichaphazela ukusebenza kwengqondo kwaye ibangela umonakalo wezintso.Xa isetyenziswa ngabasetyhini abakhulelweyo okanye oomama abancancisayo, inokubangela izifo zengqondo kwiintsana
Le yenye yezinto ezikhanyisa ulusu ezinceda ukubola.Ngokuqhelekileyo kucetyiswa ukuba abantu abane-vitiligo bakhethe ukusebenzisa iikhrimu okanye izisombululo eziqulathe i-benzophenone.Esi sifo sibonakaliswe kwiindawo ezikhanyayo kunye nezimnyama esikhumbeni.Ikhompawundi inceda ukunciphisa ibala esikhumbeni kwaye wenze ithoni yesikhumba ilingane.
Kodwa inokutshabalalisa i-melanocytes kwaye ivelise i-melanosomes efunekayo kwi-melanin synthesis.Ke ngoko, ukusetyenziswa kwayo kunokubangela ukuguquka kombala okusisigxina okanye okungenakuguqulwa.
Ngaphandle kwe-vitiligo, oogqirha abacebisi ukusetyenziswa kwe-monobenzophenone phantsi kwayo nayiphi na enye imeko.Kodwa uya kumangaliswa kukufumanisa ukuba ezinye iinkampani zibandakanya kwizinto zokuthambisa eziqhelekileyo.Iingxaki ezinokubakho ngenxa yokusebenzisa ezo mveliso ziquka ukungalingani kwebala kunye nokunyuka kobuntununtunu elangeni.
Isithako esikhanyisa ulusu siyaphazamisa, ukuze ukusetyenziswa kwakho kube nemiphumo engalindelekanga kwabanye.Kuthiwa xa isetyenziswa, inokubangela ukuguquka kwebala kwabanye ngokudibana nolusu kuphela.
Ngaba wothukile?Usenokuba awuzange wazi ngaphambi kokuba i-steroids ibekho kwiimveliso ezimhlophe.Kodwa banako.
Iisteroids zinokunceda ukwenza mhlophe ulusu ngeendlela ezahlukeneyo.Enye yazo inxulumene nendlela abacothisa ngayo umsebenzi we-melanocytes.Kodwa banokuphinda banciphise inguqu yendalo yeseli yesikhumba.
Nangona kunjalo, yingxaki ephambili yokuba ezi zinto eziphikisanayo azibandakanyi kwikhilimu emhlophe.I-Eczema kunye ne-psoriasis zizifo ezibini ezisetyenziswa rhoqo ngonyango lwedermatologists ukunyanga.Eyona ngxaki kukusetyenziswa kwexesha elide.
I-steroids, kuquka i-corticosteroids, isetyenziselwa ngokukodwa ukunyanga izifo zesikhumba ezivuthayo.Kufuneka kukhutshwe iphepha likagqirha, nto leyo ethetha ukuba kungcono ungazifumani kwizithambiso eziqhelekileyo.Ukusetyenziswa kwexesha elide kunokunciphisa umonakalo osisigxina kwesikhumba.
Iimveliso ezininzi zokunakekelwa kwesikhumba ziqulethe ioli ye-mineral njengesithako.Umenzi uyisebenzisa ukunceda ukuthambisa ulusu.Ikwanexabiso eliphantsi-ixabiso eliphantsi kunee-oyile zendalo ezibalulekileyo.
Nangona kunjalo, abantu baye banenkxalabo malunga nokukwazi kwesi sithako ukubangela iingxaki zesikhumba.I-oyile ye-mineral inokuvala i-skin pores, yenza kube nzima ukususa izinto ezinobungozi.Ngoko ke, unokufumana iingxaki ezifana ne-acne kunye namaqhakuva.Ukwenza izinto zibe mbi ngakumbi, isithako sicingelwa ukuba sinomhlaza.
Ngenene akufanele ufumane izibonelelo zokukhanyisa ulusu kule nto.IParabens liqela lezinto ezigcinayo.Abavelisi ikakhulu bazisebenzisela ukwandisa ubomi beshelufa yezithambiso.
Iingxaki ezinokubangelwa sesi sithako ziquka ukuphazamiseka kwe-endocrine yakho kunye neenkqubo zokuzala.Kuye kwafunyaniswa ukuba yonyusa ingozi yomhlaza.
Apha, unezithako ezidume kakhulu kwiimveliso zokhathalelo lwesikhumba.IHydroquinone sisiyobisi esithintela ukwenziwa kwe-melanin ngokuthintela i-tyrosinase.Oku kusebenza kakhulu.Ngoko ke, idla ngokufumaneka kwiikhrimu ezininzi ezimhlophe.
Lo akoyiki njengezinye izithako eziyingozi.Oku kungenxa yokuba iingcali ngamanye amaxesha ziyayincoma, ngakumbi i-2% (okanye esezantsi) inguqulo yoxinaniso.Kodwa uwazi njani amandla enye yeekhrimu ezimhlophe, ngakumbi ukuba ayichazwanga?
Ukongeza kumandla, ukusetyenziswa kwexesha elide le-hydroquinone nako kwandisa umngcipheko weziphumo ebezingalindelekanga.Inokwenza ulusu lube luzizi, apho lunokuthi lube sisigxina.Oku kunokuchaphazela kakubi ii-enzymes ezithile ezidlala indima ebalulekileyo kumzimba womntu.
Utywala, i-dioxane kunye ne-phthalates zezinye izithako ezinokuba yingozi ekufuneka uziqwalasele kwiikhrimu ezikhanyisa ulusu lwakho ukunqanda amabala amnyama.
Xa uthetha ngendalo, i-agent ekhuselekileyo yokukhanyisa ulusu, uluhlu luya kuba lungaphelelanga ukuba alubandakanyi izicatshulwa zeziqhamo ze-citrus (ezifana ne-oranges kunye nemons).Ezi ziluncedo, ikakhulu ngenxa yesiqulatho sevithamini C ephezulu.Kukholelwa ukuba i-compound ineempawu ezimhlophe zesikhumba.
Nangona kunjalo, kuxhaphake kakhulu ukuba abantu bathethe nge-vitamin C ngokubanzi kwimbono yezibonelelo zesikhumba.Ikhompawundi ineempawu ze-antioxidant kwaye inokunceda ukukhusela iimpawu zokuguga, njengemigca emihle kunye nemibimbi.
Isicatshulwa seCitrus kukholelwa ukuba sinegalelo kwimveliso ye-collagen, eyimfihlelo emva kolusu oluqinileyo, oluselula.Banokuphucula ukuthungwa kwesikhumba kunye nokukhuthaza ukukhula kweeseli ezintsha.
Esi sithako sikwabizwa ngokuba yi-vitamin B3 kwaye idla ngokufumaneka kwiimveliso zokhathalelo lwesikhumba oluphezulu.Esinye sezizathu zoku kukukhanya kwayo kwesikhumba.Inceda ukunciphisa ukuveliswa kwe-melanin.
INicotinamide ivelisa iziphumo ze-antioxidant kwaye ineempawu ezichasayo.Uya kufumanisa ukuba igcina ukufuma kwaye inceda ukwenza ulusu lube lula kwaye luthambile.IiVithamini zikwanceda ukulawula ukutyeba kolusu.
Xa isetyenziswa kunye ne-N-acetylglucosamine, ukusebenza kwale vitamin kukholelwa ukuba kuyaphuculwa.
Usenokuba uvile ukuba abanye abantu bacebisa ukusebenzisa iziqhamo (ezifana ne-mulberry, bearberry okanye blueberry) ukwenza mhlophe ulusu lwakho.Oku kungenxa yobukho bekhompawundi ebizwa ngokuba yi-arbutin, ekwabizwa ngokuba yi-hydroquinone-β-D-glucoside.
I-Arbutin inceda ukunciphisa ukuveliswa kwe-melanin emzimbeni.Ineziisomeri ezimbini: α kunye no-β.I-isomer ye-alpha izinzile kwaye ifaneleke ngakumbi ukukhanyisa ulusu.
Esi sithako sendalo sithathwa njengenye indlela ekhuselekileyo kwiidecolorants ezidumileyo kwiimveliso ezininzi.Xa i-tyrosinase kufuneka ivinjwe, ifom ecocekileyo iyona nto isebenzayo.
Asiyiyo yonke into enegama elithi "asidi" eyingozi.Uninzi lwezi zinto zendalo kwaye ziluncedo.Ngoko musani ukoyika.
I-Azelaic acid iyinxalenye yebhali kunye nezinye iinkozo, kwaye isetyenziswa ngokuqhelekileyo ukunyanga i-acne kunye ne-rosacea.I-pH yayo iphantse ilingane nesikhumba, ngoko ikhuselekile kakhulu.
Abaphandi bafumanise ukuba esi sithako sinokunceda ukwenza mhlophe ulusu.Uphononongo lubonise ukuba yindlela esebenzayo yokunyanga ulusu oluguquguqukayo.Inokunceda ukuthintela ukuveliswa kwe-melanin.
Le molekyuli ye-tripeptide yinto eyaziwayo yokulwa nokuguga ekhusela ulusu kumonakalo we-oxidative.Ukukhanyisa ulusu yenye yeenzuzo ezininzi ezinxulumene nako.
I-Glutathione nayo inamandla okuthintela umonakalo welanga.Ukwenza lube mhlophe ulusu ngokuqhelekileyo kunciphisa isakhono sakho sendalo sokukhusela ilanga.Kodwa esi sithako sineempawu ezichasene ne-oxidant kwaye sinokukukhusela kwimitha ye-UV.
Noko ke, iingcali zithi le molekyuli ikwazi ukufunxa kakuhle xa isetyenziswa ekuhlaleni.Enye indlela yokusombulula le ngxaki kukusebenzisa kunye namanye amachiza (afana ne-vitamin C).
Njengoko sonke siyazi, amaTshayina ayisebenzisela iintlobo ezahlukeneyo zeemeko zesikhumba.Uphononongo lubonise ukuba izicatshulwa ezivela kwisityalo se-licorice, ngakumbi i-galapudine, ziyakwazi ukukhanyisa ulusu.
Ezi mpawu zikholelwa ukuba zikhanyisa ulusu ngeendlela ezahlukeneyo.Kodwa ikakhulu basebenza ngokuthintela umsebenzi we-tyrosinase-mhlawumbi ukuya kuthi ga kwi-50%.
Uphononongo lubonise ukuba ngenxa yokuba inokuthintela ukuhlanganiswa kwe-melanin, inokwenza mhlophe ulusu ngokufanelekileyo.Ikwenza oku ngokuthintela umsebenzi wetyrosinase.
I-Crystal powder yimveliso ephuma kwi-malted rice fermentation, elungele kakhulu ulusu olonakeleyo kunye nobuthathaka.Ngokuqhelekileyo ifumaneka ngexesha lemveliso yewayini yaseJapan yerayisi.Kuthiwa abantu baseJapan bayisebenzise ixesha elide ukunyanga ulusu.
Kuya kufuneka uqaphele ukuba yahlukile kwi-kojic acid dipalmitate ezinzile ezinziswe ziinkampani ezithile.Nangona ezinye izithako zinokunceda, ayisebenzi njenge-kojic acid.
Le yenye yee-alpha hydroxy acids (AHA) ezimbini eziye zaphononongwa kakhulu-enye yi-lactic acid.Ngenxa yobukhulu bemolekyuli, baxatyiswa kakhulu ngokukwazi kwabo ukungena kuluhlu oluphezulu lwesikhumba.
Abantu abaninzi bayazi ukuba i-glycolic acid yi-exfoliant.Inceda ukomeleza amandla okuhlaziya iiseli kwaye isuse iiseli zolusu ezingekho mpilweni okanye ezifileyo.Kodwa oku kungaphezulu koko.
Ngesi sithako, unokuba nolusu olukhanyayo.Uphononongo lubonise ukuba lunokukunceda ukunciphisa ukuveliswa kwe-melanin emzimbeni wakho, ngaloo ndlela ukhuthaza ithoni yesikhumba.
Nangona ukwenza mhlophe okanye ukwenza i-bleaching kunokuba sisihloko esiphikisanayo, ayinguye wonke umntu onokufikelela.Abantu abaneengxaki zolusu (njengamabala eminyaka ubudala, amabala, izangqa ezimnyama kunye namacwecwe) ngokuqinisekileyo abayi kuthuswa ziingxelo ezimbi malunga nale ngxaki.
Inyani yeyokuba abantu ngokuqhelekileyo bayakuchasa ukwenziwa mhlophe kwesikhumba ngenxa yeziphumo ezibi.Inkcazo ephambili yolu hlobo lwengxaki kukuba umenzi usebenzisa izithako ezinobungozi, mhlawumbi ukwenza imali.Njengoko abathengi beba nolwazi ngakumbi, le meko iyingozi iyatshintsha ngoku.
Njengoko unokubona ngasentla, kukho izinto ezikhuselekileyo, zendalo ezinokuthi zenze ukuba umbala wakho ukhanyise kwaye ube nempilo.Kufuneka ujonge ezi mveliso kuphela phakathi kweemveliso oceba ukuzithenga.Phambi kokuthenga, nceda wenze uphando ngazo naziphi na ezinye izithako esingakhange sizikhankanye apha.
Iikuki eziyimfuneko ziyimfuneko ngokupheleleyo ekusebenzeni okuqhelekileyo kwewebhusayithi.Olu didi luqulethe kuphela iikuki eziqinisekisa imisebenzi esisiseko kunye neempawu zokhuseleko zewebhusayithi.Ezi cookies azigcini naluphi na ulwazi lomntu.
Ixesha lokuposa: Sep-22-2020