Peb qhia tias kev tiv thaiv hnub ci yog ib txoj hauv kev zoo tshaj plaws los tiv thaiv koj cov tawv nqaij los ntawm kev laus ntxov ntxov thiab yuav tsum yog koj thawj kab ntawm kev tiv thaiv ua ntej peb mus txog rau cov khoom siv tawv tawv tawv dua. Tab sis cov neeg siv khoom hais tias lawv tsis hnav cov tshuaj pleev thaiv hnub vim lawv muaj kev txhawj xeeb txog kev nyab xeeb ntawm cov khoom xyaw hauv cov khoom tiv thaiv hnub ci.
Yog tias koj tsis paub meej, nyeem rau qhov sib txawv ntawm cov tshuaj thiab lub cev (mineral) suncream thiab vim li cas peb xav tias mineral suncream yog qhov zoo tshaj plaws los siv rau ntawm koj daim tawv nqaij.
Tab sis ua ntej, nws yog ib qho tseem ceeb kom paub meej lo lus tshuaj raws li tej zaum yuav muaj ib tug misconception tias tag nrho cov tshuaj muaj teeb meem. Txawm li cas los xij, peb, thiab txhua yam nyob ib puag ncig peb yog tsim los ntawm cov tshuaj, txawm tias dej yog tshuaj lom neeg piv txwv, thiab yog li tsis muaj dab tsi tuaj yeem raug suav tias yog tshuaj dawb. Qhov twg muaj kev ntshai nyob ib puag ncig cov khoom siv tawv nqaij, qhov no feem ntau cuam tshuam nrog qee yam ua los ntawm cov tshuaj phem. Hauv qhov no, peb yuav siv cov ntsiab lus, 'tsis muaj tshuaj lom' thaum qhia txog cov khoom lag luam uas feem ntau lees txais kom muaj kev nyab xeeb siv.
Tshuaj pleev thaiv hnub yog dab tsi?
Cov tshuaj pleev thaiv hnub tshuaj ua haujlwm los ntawm kev nqus mus rau hauv daim tawv nqaij thiab thaum UV rays tuaj rau hauv kev sib cuag nrog cov tshuaj pleev thaiv hnub, cov tshuaj tiv thaiv tshwm sim uas cuam tshuam cov UV rays ua ntej kev puas tsuaj rau koj cov tawv nqaij. Lawv hu ua chemical, vim hais tias muaj tshuaj lom neeg cov tshuaj tiv thaiv yog muab qhov chaw tiv thaiv lub hnub.
Cov khoom xyaw uas siv ntau tshaj plaws yog oxybenzone, avobenzone, thiab octinoxate thiab thaum lawv cov npe hais lus tsis yooj yim, cov khoom xyaw no ua haujlwm zoo li daim txhuam cev kom ntub cov teeb meem ultraviolet rays.
Mineral Sunscreen yog dab tsi?
Mineral thiab lub cev sunscreens yog ib qho thiab tib yam thiab lawv zaum saum daim tawv nqaij thiab ua raws li lub cev thaiv kev tiv thaiv lub hnub rays. Cov tshuaj pleev thaiv hnub lub cev siv ob lub ntsiab lus tseem ceeb - zinc oxide thiab titanium dioxide - thiab feem ntau muaj cov khoom xyaw tsawg dua li cov tshuaj pleev thaiv hnub.
Yuav ua li cas qhia tau hais tias cov tshuaj pleev thaiv hnub yog cov ntxhia lossis tshuaj?
Koj tuaj yeem qhia seb hom tshuaj pleev thaiv hnub koj muaj li cas los ntawm kev tig lub raj mis lossis lub thawv thiab tshawb xyuas cov npe INCI (cov khoom xyaw) nyob rau sab nraum qab ntawm lub ntim los kuaj xyuas cov khoom xyaw nquag.
Vim li cas thiaj xaiv tshuaj pleev thaiv hnub ntxhia?
Raws li peb tau hais los saum toj no, qee tus neeg muaj kev txhawj xeeb txog kev nyab xeeb ntawm cov khoom xyaw lom hauv tshuaj pleev thaiv hnub thiab yog li nyiam siv cov ntxhia pob zeb SPFs vim tias lawv zaum saum daim tawv nqaij es tsis nqus rau hauv nws. Cov khoom muaj kev txhawj xeeb ib sab, cov tawv nqaij rhiab heev, lossis cov neeg uas ua xua rau qee cov tshuaj pleev thaiv hnub lossis cov neeg mob pob txuv kuj tseem nyiam cov khoom xyaw hauv cov ntxhia hnub ci thiab cov npe luv luv.
Tom qab ntawd muaj kev siv tau. Yog tias koj khaus tawm thiab nyob rau txhua qhov huab cua, koj tuaj yeem nyiam qhov yooj yim ntawm cov ntxhia suncreams vim tias, tsis zoo li cov tshuaj pleev thaiv hnub, uas yuav tsum tau nkag mus rau hauv daim tawv nqaij ua ntej lawv ua haujlwm zoo (siv txog li 15 feeb), ntxhia. Cov tshuaj pleev thaiv hnub siv tau zoo thaum lawv siv.
Cov txiaj ntsig ntawm cov ntxhia hnub ci
Dej tiv taus ib zaug siv rau ntawm daim tawv nqaij - nrog rau cov tshuaj lom neeg lossis cov ntxhia hauv cov tshuaj pleev thaiv hnub koj yuav tsum tau rov thov dua thaum tawm hauv pas dej lossis dej hiav txwv.
Kev tiv thaiv UVA thiab UVB - zinc oxide, cov khoom muaj nyob hauv cov tshuaj pleev thaiv hnub, yog cov duab zoo heev yog li nws muaj kev tiv thaiv UVA thiab UVB zoo heev vim nws yuav tsis poob nws lub zog tiv thaiv thaum raug UV teeb. Qhov no yog qhov tseem ceeb rau kev tiv thaiv kev laus ntxov ntxov thiab kev noj qab haus huv ntawm daim tawv nqaij. Titanium dioxide muaj kev tiv thaiv UVA me ntsis yog li koj yuav pom zinc oxide feem ntau ntawm cov npe khoom rau cov ntxhia suncreams.
Reef nyab xeeb thiab eco tus phooj ywg - cov khoom xyaw tseem ceeb hauv feem ntau cov tshuaj suncreams tuaj yeem ua rau muaj kev phom sij rau marine life thiab coral reefs whereas mineral suncream cov khoom xyaw tseem ceeb feem ntau xav tias yuav ua rau tus phooj ywg zoo dua thiab tsis zoo li yuav ua rau coral bleaching lossis cuam tshuam rau lub neej marine.
Zinc oxide muaj feem xyuam nrog ntau cov txiaj ntsig kev noj qab haus huv - Nws tuaj yeem ua kom khaus khaus (zoo tagnrho yog tias koj tau tshav ntuj me ntsis), yuav tsis blog pores vim nws tsis yog comedogenic thiab nws cov tshuaj tua kab mob, tiv thaiv kab mob tuaj yeem khaws cov tawv nqaij elasticity, cov tsos ntawm wrinkles thiab pab tiv thaiv pob txuv
Peb cia siab tias qhov blog no tau ua kom pom tseeb thiab pab koj kom nkag siab qhov sib txawv ntawm cov khoom tiv thaiv lub hnub sib txawv uas muaj nyob ntawd.
Lub sij hawm xa tuaj: Jun-13-2024