Essence tuaj yeem siv thaum hmo ntuj lossis nruab hnub, tab sis lub sijhawm siv tshwj xeeb thiab cov nyhuv yuav txawv nyob ntawm seb hom thiab cov ntsiab lus ntawm cov ntsiab lus.
Feem ntau ntawm cov essence tuaj yeem siv thaum nruab hnub lossis hmo ntuj. Txawm li cas los xij, qee cov ntsiab lus tshwj xeeb, xws li cov ntsiab lus muaj Retinol thiab Hydroquinone, yooj yim ua rau photosensitivity, yog li nws raug pom zoo kom siv lawv thaum hmo ntuj kom tsis txhob muaj tawv nqaij liab lossis pigmentation. Tsis tas li ntawd, raws li VC essence yog ib qho yooj yim rau oxidized los ntawm huab cua, tshwj xeeb tshaj yog cov ntsiab lus uas yuav ua kom oxidation nyob rau hauv ultraviolet hluav taws xob kuj pom zoo kom siv thaum hmo ntuj los xyuas kom meej nws cov hauj lwm zoo tshaj plaws. cov
Ntawm qhov tod tes, qee qhov essence muaj tshwj xeeb "ultraviolet absorber" thiab lwm cov khoom xyaw nrog cov tshuaj pleev thaiv hnub. Cov essence ntawm no yog tsim rau siv thaum sawv ntxov thiab tuaj yeem muab kev tiv thaiv nruab hnub rau ntawm daim tawv nqaij. Kuj tseem muaj qee qhov moisturizing essence, uas tseem tsim nyog siv rau nruab hnub yog tias qhov kev ntxhib los mos yog qhov tshiab, tshwj xeeb tshaj yog thaum xav tau kev pleev, nws tuaj yeem pab tswj kev pleev xim. cov
Feem ntau, kev xaiv thaum twg los siv cov ntsiab lus yuav tsum yog nyob ntawm nws cov khoom xyaw thiab kev ua tau zoo, nrog rau tus kheej ntawm daim tawv nqaij zoo nkauj thiab kev xav tau.