Koj puas tau xav tias yuav ua li cas pleev? Cov txheej txheem ntawm kev tsim cov tshuaj pleev ib ce muaj kev lom zem taug kev los ntawm kev muab cov ntaub ntawv raw mus rau kev tsim thiab tsim cov khoom kawg. Nyob rau hauv tsab xov xwm no, peb yuav delve rau hauv ntau yam khoom xyaw uas siv nyob rau hauv eyeshadow, foundation, thiab di ncauj gloss, txheej txheem ntawm kev sib tov thiab formulation, thiab lwm yam.
Cov khoom xyaw hauv Makeup
1. eyeshadow
Cov khoom xyaw tseem ceeb hauv qhov muag ntxoov ntxoo yog mica, binders, preservatives, thiab pigments. Mica yog cov hmoov av ntxhia uas tshwm sim feem ntau siv hauv cov khoom pleev xim vim nws glittering lossis shimmering zog. Binders, xws li Magnesium Stearate, khaws cov hmoov eyeshadow ua ke kom nws tsis tawg. Cov tshuaj tua kab mob yog siv los txuas ntxiv lub neej txee, thiab cov pigments muab qhov muag ntxoov ntxoo nws cov xim.
Eyeshadow kuj tseem muaj cov fillers xws li talc lossis kaolin av nplaum kom txo cov xim ntawm cov xim.
2. Lub hauv paus
Cov khoom tseem ceeb ntawm lub hauv paus muaj xws li dej, emollients, pigments, thiab preservatives. Dej tsim lub hauv paus ntawm cov kua hauv paus, thaum emollients zoo li cov roj thiab cov waxes muab daim ntawv thov du thiab muab cov tawv nqaij zoo nkauj.
Pigments muab lub hauv paus nws cov xim thiab tuaj yeem kho kom haum rau qhov dav dav ntawm cov tawv nqaij tones. Qee lub hauv paus tseem muaj cov khoom xyaw SPF los tiv thaiv lub hnub. Cov hauv paus niaj hnub no feem ntau suav nrog cov txiaj ntsig zoo xws li cov vitamins, minerals, thiab antioxidants ntxiv rau kev saib xyuas tawv nqaij.
3. Daim di ncauj
Cov khoom tseem ceeb ntawm daim di ncauj gloss yog roj (xws li lanolin lossis jojoba roj), emollients, thiab waxes. Cov khoom xyaw no muab cov di ncauj gloss nws tus yam ntxwv du, glossy tsos. Qee cov di ncauj glosses kuj muaj cov khoom me me ntawm mica rau cov nyhuv shimmery. Flavorings, colorants, thiab preservatives yog ntxiv los muab ntau yam thiab ua kom lub neej ntev.
Cov txheej txheem ntawm kev sib xyaw thiab tsim cov pleev
Cov txheej txheem ntawm kev pleev xim feem ntau pib nrog kev tsim ntawm lub hauv paus. Piv txwv li, nyob rau hauv cov ntaub ntawv ntawm eyeshadow, lub hauv paus no feem ntau muaj xws li cov binder thiab muab tub lim. Tom qab ntawd, cov xim pigments yog ntxiv maj mam thiab sib tov kom huv si kom txog thaum qhov ntxoov ntxoo xav tau tiav.
Cov khoom xyaw ua kua pleev, zoo li lub hauv paus thiab daim di ncauj gloss, feem ntau sib xyaw ua ke hauv ib qho kev txiav txim tshwj xeeb los xyuas kom meej qhov sib xws. Piv txwv li, nyob rau hauv lub hauv paus, cov xim yog feem ntau tov nrog ib tug me me npaum li cas ntawm cov roj los tsim ib tug du muab tshuaj txhuam, thiab ces cov khoom xyaw uas tseem tshuav yog maj incorporated.
Cov kev sib tov ces mus dhau ntawm cov txheej txheem milling kom ntseeg tau tias tag nrho cov khoom xyaw sib npaug sib npaug thiab muab cov khoom zoo nkauj. Rau cov khoom siv hmoov zoo li cov duab ntxoov ntxoo, cov milled sib tov yog nias rau hauv lauj kaub. Rau cov khoom ua kua, qhov sib tov feem ntau yog nchuav rau hauv nws qhov kawg ntim thaum tseem nyob hauv lub xeev ua kua.
Cov kev tswj xyuas zoo yog tom qab ntawd ua tiav ntawm cov khoom kawg. Cov kev ntsuam xyuas no yuav suav nrog kev sim microbial kom ntseeg tau tias cov khoom noj muaj txiaj ntsig zoo, kev ntsuas kev ruaj ntseg kom pom tias cov khoom ua tau zoo li cas nyob rau lub sijhawm, thiab kev ntsuas kev sib raug zoo los xyuas cov khoom cov tshuaj tiv thaiv rau nws cov ntim.
Cov khoom xyaw nquag siv hauv pleev
Mica: Mineral plua plav uas muab shimmer thiab glitter. Feem ntau suav hais tias muaj kev nyab xeeb, txawm hais tias kev coj ncaj ncees tuaj yeem yog qhov teeb meem vim muaj kev txhawj xeeb txog kev ua haujlwm hauv cov txheej txheem mining. Tsis muaj cov cai tshwj xeeb ntsig txog mica hauv tshuaj pleev ib ce.
Talc: Ib qho ntxhia mos siv los ua ib qho muab tub lim kom txo cov xim siv. Feem ntau suav hais tias muaj kev nyab xeeb, tab sis tau muaj kev tsis sib haum xeeb vim muaj kev txhawj xeeb txog kev sib kis nrog asbestos, uas paub txog carcinogen. Tshuaj pleev ib ce-qib talc yog tswj thiab yuav tsum tsis muaj asbestos.
Titanium Dioxide: Siv los ua cov xim dawb thiab hauv cov tshuaj pleev thaiv hnub. Pom tau tias muaj kev nyab xeeb rau kev siv tshuaj pleev ib ce, tab sis yuav tsum tsis txhob nqus, yog li nws yuav tsum tau ua tib zoo siv cov hmoov hmoov.
Zinc Oxide: Ib qho xim dawb siv rau xim thiab hauv tshuaj pleev thaiv hnub. Pom tau tias muaj kev nyab xeeb rau kev siv tshuaj pleev ib ce, nrog cov khoom siv tshuaj tiv thaiv tshwj xeeb tshwj xeeb rau cov tawv nqaij rhiab heev.
Hlau Oxides: Cov no yog cov pigments siv los muab cov xim. Lawv suav hais tias muaj kev nyab xeeb rau kev siv tshuaj pleev ib ce.
Parabens (Methylparaben, Propylparaben, thiab lwm yam): Cov no yog preservatives siv los tiv thaiv kev loj hlob ntawm cov kab mob thiab pwm. Muaj qee qhov kev tsis sib haum xeeb txog lawv txoj kev nyab xeeb, vim qee qhov kev tshawb fawb tau qhia tias lawv tuaj yeem cuam tshuam cov tshuaj hormones. Raws li kuv paub txog kev txiav tawm thaum lub Cuaj Hlis 2021, FDA pom zoo tias lawv muaj kev nyab xeeb ntawm qib tam sim no siv hauv tshuaj pleev ib ce, tab sis kev tshawb fawb tseem tab tom ua.
Silicones (Dimethicone, Cyclomethicone, thiab lwm yam): Cov khoom no muab cov khoom ua haujlwm du thiab zoo nkauj zoo nkauj. Lawv raug suav hais tias muaj kev nyab xeeb raws li siv hauv tshuaj pleev ib ce, txawm hais tias lawv tau raug thuam los ntawm ib puag ncig kev xav, vim tias lawv tsis yog biodegradable.
Ntxhiab tsw: Qhov no tuaj yeem xa mus rau ntau txhiab cov khoom xyaw uas siv los ua cov khoom tsw qab. Qee tus neeg tsis haum rau qee yam tshuaj tsw qab. Vim yog txoj cai lij choj tsis pub lwm tus paub, tuam txhab lag luam tsis tas yuav nthuav tawm qhov tseeb ntawm lawv "tsim" muaj, uas tau ua rau kev hu xov tooj kom pom tseeb dua hauv kev sau npe.
Coj: Qhov no yog cov hlau hnyav uas qee zaum tuaj yeem paug cov tshuaj pleev ib ce, tshwj xeeb yog xim pleev xim zoo li daim di ncauj. Kev cuam tshuam rau txhuas yog ib qho kev txhawj xeeb txog kev noj qab haus huv, thiab FDA muab kev qhia rau cov tuam txhab kom tsis txhob muaj cov kab mob txhuas.
Cov roj ntxhia: Siv rau nws cov khoom moisturizing. Nws tau pom tias muaj kev nyab xeeb rau kev siv tshuaj pleev ib ce, tab sis tau muaj kev txhawj xeeb txog qhov muaj peev xwm kis tau nrog cov tshuaj phem.
Nws yog ib qho tseem ceeb kom nco ntsoov tias "natural" tsis yog ib txwm txhais tau tias "kev nyab xeeb," thiab "synthetic" tsis yog ib txwm txhais tau tias "tsis zoo." Txhua yam khoom xyaw, ntuj los yog hluavtaws, muaj peev xwm ua rau muaj kev cuam tshuam tsis zoo nyob ntawm tus kheej, kev siv, thiab kev xav.
Cov khoom xyaw ua kom puas tsuaj
Cov kev cai muaj feem xyuam rau cov tshuaj pleev ib ce txawv raws lub teb chaws. Hauv Teb Chaws Asmeskas, Lub Chaw Tswj Xyuas Khoom Noj thiab Tshuaj (FDA) saib xyuas cov tshuaj pleev ib ce raws li Tsoom Fwv Teb Chaws Khoom Noj, Tshuaj, thiab Cosmetic Act. Cov European Union tseem muaj nws txoj cai tswjfwm rau cov khoom siv tshuaj pleev ib ce, feem ntau suav hais tias nruj dua li US cov cai. Lawv tuav cov ntaub ntawv hu ua CosIng rau cov ntaub ntawv ntawm cov tshuaj pleev ib ce thiab cov khoom xyaw.
Nov yog ob peb cov khoom xyaw uas muaj teeb meem thiab tej zaum yuav zoo dua kom zam yog tias ua tau:
- Parabens (Methylparaben, Propylparaben, thiab lwm yam)
- Phthalates
- Lead thiab lwm yam hlau hnyav
- Formaldehyde thiab Formaldehyde-Releasing Preservatives
- triclosan
- Oxybenzone
- PEG Compounds (Polyethylene Glycols)
Tej zaum nws yuav tsim nyog nrhiav cov khoom uas zam cov khoom xyaw tshwj xeeb yog tias koj muaj kev txhawj xeeb txog kev noj qab haus huv lossis kev ua xua.
Cov lus kawg
At Leecosmetic, peb nkag siab txog cov kev txhawj xeeb uas nyob ib puag ncig kev siv qee cov khoom xyaw hauv cov tshuaj pleev ib ce. Yog li ntawd, cov neeg siv khoom tuaj yeem tso siab rau peb los muab cov npe qhia meej thiab nthuav dav.
Muaj ntawv pov thawj nrog ISO, GMPC, FDA, thiab SGS daim ntawv pov thawj, peb tau cog lus los tsim peb cov khoom nrog kev saib xyuas zoo tshaj plaws rau cov qauv kev nyab xeeb, kom ntseeg tau tias tsis suav nrog cov khoom tsis sib haum xeeb.
