Kev piav qhia txog noob txiv hmab extract: Lub zog antioxidant & cov txiaj ntsig kev noj qab haus huv

Cov noob txiv hmab tam sim no yog ib qho ntawm cov khoom xyaw botanical nrov tshaj plaws hauv cov khoom noj khoom haus ntxiv, cov khoom noj khoom haus ua haujlwm thiab cov khoom siv pleev kom zoo nkauj, vim nws cov khoom muaj zog antioxidant, nrog rau nws qhov kev hloov pauv kom siv tau rau hauv ntau yam kev tsim khoom. Thaum lub ntiaj teb xav tau ntau ntxiv, cov neeg yuav khoom nug tib lo lus nug ntxiv: dab tsi ua rau cov noob txiv hmab ib txwm sib txawv ntawm cov noob txiv hmab zoo tshaj plaws hauv khw? NT Biotech yog tus muab cov khoom cog qoob loo, nrog rau lub kaw lus muaj txiaj ntsig zoo los ntawm kev cog qoob loo mus rau qhov kawg extract thiab tau khwv tau nws lub npe los ntawm kev daws qhov teeb meem ntawd. "NT Biotech qhov kev sib xyaw ua ke ntawm kev xaiv tus kheej, cov thev naus laus zis rho tawm thiab kev sim ua ke muab cov neeg tsim khoom nrog cov noob txiv hmab uas tau ua tiav, huv si uas lawv tuaj yeem suav rau kev ua haujlwm antioxidant tas li txawm tias cov khoom kawg yog lub tshuaj ntsiav, dej haus ua haujlwm lossis cov mis tshuaj zoo rau kev saib xyuas tawv nqaij."

To taub txog cov noob txiv hmab extract thiab vim li cas purity txhais tau tias zoo

Cov noob txiv hmab rho tawm los ntawm cov noob ntawm Vitis vinifera thiab raug condensed ua hmoov los ntawm kev rho tawm, hmoov uas muaj oligomeric proanthocyanidins, lossis OPCs, pawg ntawm cov tshuaj uas ua rau nws cov haujlwm antioxidant feem ntau. Txawm li cas los xij, tsis yog txhua cov extracts hauv khw yog tsim sib npaug, thiab kev dawb huv yog qhov kawg sib cais cov khoom xyaw nruab nrab ntawm cov noob txiv hmab rho tawm zoo tshaj plaws muaj rau cov neeg tsim khoom. Qhov tseem ceeb tshaj plaws uas cov neeg siv khoom yuav tsum nrhiav yog kev ua kom tau raws li OPC% lav, qhia los ntawm kev sim tshuaj, tsis yog kev tshaj tawm hype. Nov yog qhov tseeb uas kev qhuab qhia thiab kev tswj hwm kev ua haujlwm yuav txiav txim siab seb cov tshuaj ntxiv lossis cov khoom sib xyaw ua kom zoo nkauj puas muab cov txiaj ntsig antioxidant uas cov neeg siv khoom xav tau, ntau zaus.

Cov noob txiv hmab extract (OPC) yog dab tsi?

Cov noob txiv hmab extract yog ib yam khoom siv botanical uas tau los ntawm cov noob uas tseem tshuav tom qab txiv hmab raug nias, tig cov khoom seem uas yuav raug pov tseg rau hauv qhov chaw muaj zog ntawm cov tshuaj polyphenolic siv rau ntau yam kev siv.

Cov Kev Tshawb Fawb Tom Qab Oligomeric Proanthocyanidins

OPCs yog ib chav kawm ntawm catechin-based polyphenols uas muaj nyob hauv cov noob txiv hmab, uas tau tshawb nrhiav ntau yam txog lawv cov kev ua haujlwm scavenging dawb, uas yog gram-rau-gram ntau dua li ntau cov vitamins antioxidant ib txwm muaj.

Vim li cas 95% OPC Standardization tseem ceeb

Kev lees paub 95% OPC tus qauv txhais tau tias txhua pawg yog qhov ntsuas tas li ntawm cov tshuaj nquag, qhov yuav tsum tau ua uas cov tuam txhab tshuaj ntxiv thiab cov tuam txhab pleev kom zoo nkauj feem ntau xav tau ua ntej tso cai rau cov khoom xyaw rau kev tsim cov tshuaj.

Yuav ua li cas NT Biotech thiaj li ua kom paub tseeb tias muaj kev huv huv

Lub tuam txhab NT Biotech siv nws cov txheej txheem rho tawm nrog lub hom phiaj kom tau txais cov khoom xyaw nquag tshaj plaws thiab txo cov pa phem kom tsawg kawg nkaus. Txhua pawg tuaj nrog cov ntaub ntawv kuaj HPLC thiab UV kom cov neeg yuav khoom tuaj yeem kuaj xyuas lub zog ua ntej nws mus txog lawv cov kab tsim khoom.

Rooj 1: Cov noob txiv hmab rho tawm 95% OPC - Daim Ntawv Qhia Txog Tus Qauv

parameter	specification	Txoj Kev Kuaj
Botanical Tau Qhov Twg Los	Vitis vinifera L. (noob txiv hmab)	Tus lej cim ntawm cov nroj tsuag
Cov Ntsiab Lus OPC	≥95%	UV / HPLC
tsos	Brownish liab hmoov	Nrig txog kev pom
Extraction ratio	Feem ntau 100:1	Cov ntaub ntawv nyob rau hauv cov txheej txheem
Cov Hlau Hnyav / Cov Tshuaj Tua Kab	Hauv cov kev txwv ntawm cov tshuaj pharmacopeial	ICP-MS / GC-MS
Lwm cov ntaub ntawv	CoA muab rau ib pawg	Cov ntaub ntawv tso tawm QC

Lub Hwj Chim Antioxidant Tom Qab Cov Kev Pab Cuam Noj Qab Haus Huv ntawm Cov Noob Txiv Hmab

Qhov zoo ntawm cov noob txiv hmab yog vim muaj ntau yam kab mob uas cuam tshuam los ntawm nws cov tshuaj antioxidant. OPCs paub tias yuav ua rau cov free radicals tsis muaj zog thiab pab txhawb kom lub cev tiv thaiv kab mob oxidative, yog li ntawd cov tshuaj no tau siv rau hauv cov tshuaj cardiovascular, kev kho mob tawv nqaij, kev sib xyaw ua ke ntawm kev txhawb nqa kev xav thiab cov tshuaj noj qab haus huv. Cov neeg tsim cov tshuaj vitamin zoo tshaj plaws rau cov tshuaj no nrhiav kev ua haujlwm zoo sib xws, vim tias lub zog ntawm cov tshuaj antioxidant nyob ntawm OPC concentration. NT Biotech cov tshuaj extract txheem muab cov lag luam nrog lub platform txhim khu kev qha los tsim cov lus thov kev noj qab haus huv no, txhawb nqa los ntawm kev ua kom huv si, thiab tsis kwv yees qhov zoo ntawm cov noob nyoos.

Kev them nyiaj yug Cardiovascular thiab Circulatory

OPCs feem ntau muaj feem cuam tshuam nrog kev ua haujlwm zoo ntawm cov hlab ntsha thiab kev ncig ntshav, thiab cov noob txiv hmab extract yog ib qho khoom siv nrov hauv kev noj qab haus huv ntawm lub plawv thiab cov tshuaj ntxiv rau kev txhawb nqa cov hlab ntsha uas muaj thoob ntiaj teb.

Cov txiaj ntsig ntawm daim tawv nqaij, collagen, thiab kev tiv thaiv kev laus

Cov noob txiv hmab yog cov khoom xyaw nrov hauv cov khoom siv pleev kom zoo nkauj thiab cov khoom siv tu tawv nqaij uas pab tswj kom cov tawv nqaij khov kho thiab hluas dua los ntawm kev pab tiv thaiv collagen thiab elastin los ntawm kev puas tsuaj oxidative.

Lub Peev Xwm Kev Paub thiab Kev Tiv Thaiv Kab Mob Hlwb

Kev tshawb fawb tau qhia tias OPCs tiv thaiv cov ntaub so ntswg neural los ntawm kev ntxhov siab oxidative, ua rau muaj kev txaus siab rau cov noob txiv hmab extract ua cov khoom xyaw rau kev txhawb nqa kev paub thiab cov khoom noj khoom haus rau lub hlwb.

Kev them nyiaj yug Metabolic thiab hnyav tswj

Cov noob txiv hmab kuj tseem ntim rau hauv cov khoom txhawb nqa kev zom zaub mov uas nws cov tshuaj antioxidant tau muab tso rau ua ke nrog kev noj zaub mov kom sib npaug thiab kev ua neej nquag, tsis yog kev kho mob ib leeg xwb.

Los ntawm Vineyard mus rau Formulation: Yuav ua li cas thiaj ua tau cov noob txiv hmab zoo tshaj plaws

Cov txheej txheem ntawm kev noj cov khoom xyaw ua tiav los ntawm cov noob txiv hmab nyoos yog ntau dua li feem ntau cov neeg yuav khoom paub txog, thiab txhua kauj ruam muaj feem cuam tshuam ncaj qha rau qhov huv thiab kev ua haujlwm ntawm cov kua txiv hmab kawg. Nrog kev koom ua ke ntawm kev cog qoob loo ywj pheej, kev tshawb fawb thiab kev txhim kho siab heev, kev tsim khoom ntse, thiab cov saw hlau hloov pauv, NT Biotech tau tsim ib lub kaw lus muaj txiaj ntsig tag nrho los ntawm cov nroj tsuag mus rau kev siv khoom. Qhov kev tswj hwm kawg-rau-kawg no yog qhov uas tso cai rau lub tuam txhab kom tso nws cov khoom ua qhov kev xaiv zoo tshaj plaws rau cov khoom lag luam uas tsis tuaj yeem them taus cov khoom siv raw tsis sib xws. Cov neeg yuav khoom tau muab kev taug qab tag nrho ntawm cov khoom xyaw tiav, nrog rau txhua kauj ruam los ntawm kev xaiv noob mus rau qhov kawg ntim.

Kev tsim khoom thiab kev xaiv raw khoom

Qhov zoo ntawm noob pib hauv daim teb thiab kev xaiv cov txiv hmab uas muaj cov ntsiab lus OPC ntau dua ntuj muab qhov pib zoo dua rau cov txheej txheem rho tawm kom ua tiav 95% kev huv huv tus qauv uas cov neeg siv khoom nrhiav.

Kev Siv Tshuab Rho Tawm thiab Kev Tswj Xyuas Txheej Txheem

Cov txheej txheem rho tawm tshwj xeeb yog tsim los kom muaj cov tshuaj lom neeg uas tau rho tawm ntau tshaj plaws. Lawv kuj tseem tsim los tswj qhov kub, kev siv cov kuab tshuaj, thiab lub sijhawm siv los ua cov tshuaj rho tawm. Tag nrho cov yam no cuam tshuam rau lub zog thiab kev ruaj khov ntawm cov tshuaj rho tawm kawg.

Kev Ntsuas Zoo thiab Cov Ntaub Ntawv Sau Ua Ib Pawg

Txhua pawg khoom tsim tawm raug kuaj los ntawm HPLC thiab UV thiab cov ntaub ntawv pom tau muab sau ua Daim Ntawv Pov Thawj Tshawb Fawb uas nrog cov khoom xa tuaj. Qhov no muab pov thawj ywj pheej rau cov neeg yuav khoom es tsis yog cia siab rau cov lus lees paub ntawm cov neeg muag khoom.

Cov Ntawv Pov Thawj Uas Pov Thawj Tau Kev Nkag Mus Rau Kev Lag Luam Thoob Ntiaj Teb

Cov hom lag luam xav tau daim ntawv pov thawj thoob ntiaj teb los muab kev cai lij choj rau lawv kom muag tau nrog kev ntseeg siab hauv ntau thaj chaw sib txawv, thiab nws yog ib qho ntawm cov laj thawj tseem ceeb uas cov neeg yuav khoom loj txwv lawv cov npe luv luv rau cov tuam txhab uas tuaj yeem ua pov thawj tias ua raws li txoj cai tag nrho.

Cov pab pawg nrhiav khoom uas ntsuas cov neeg muag khoom ntawm qhov loj me tuaj yeem thov cov ntaub ntawv tag nrho, suav nrog cov ntaub ntawv HPLC thiab cov ntawv pov thawj, los ntawm kev sau ntawv rau info@newthingsbiotech.com ua ntej ua tiav cov qauv.

Cov Kev Siv Thoob Plaws Cov Tshuaj Ntxiv, Khoom Noj, thiab Tshuaj Pleev Xim

Ib qho laj thawj uas cov noob txiv hmab extract tau tawg sai heev thoob plaws ntau pawg yog qhov ua tau ntau yam ntawm cov mis. Tib yam hmoov OPC 95% no tuaj yeem ua rau lub tshuaj ntsiav lossis ntsiav tshuaj ntxiv, sib xyaw rau hauv dej haus ua haujlwm, suav nrog rau hauv cov tshuaj pleev tawv nqaij lossis ntxiv rau cov khoom noj khoom haus tsiaj yam tsis poob nws cov txiaj ntsig antioxidant tseem ceeb. Thaum nws los txog rau cov noob txiv hmab extract zoo tshaj plaws rau qee daim ntawv thov hom xav tau tus neeg muag khoom uas tuaj yeem hloov kho qhov loj me ntawm cov khoom, kev yaj thiab hom pob khoom kom haum rau kev siv zaum kawg, ua rau OEM thiab ODM txhawb nqa qee yam uas tsim nyog dua li xaiv tau.

Khoom noj khoom haus Formulations

Cov tshuaj ntsiav, cov tshuaj ntsiav thiab cov hmoov sib tov tseem yog cov qauv xa khoom ntau tshaj plaws rau cov noob txiv hmab extract, qhov twg cov ntsiab lus OPC txheem ua rau cov tuam txhab ua cov ntawv thov sib xws thiab txheeb xyuas tau.

Daim Ntawv Thov Khoom Noj thiab Dej Haus

Qhov solubility ntawm cov noob txiv hmab extract ua rau nws yog ib qho kev xaiv zoo rau kev siv rau hauv cov dej haus ua haujlwm thiab cov khoom noj muaj zog thaum cov neeg tsim khoom xav tau kev tiv thaiv antioxidant yam tsis muaj kev cuam tshuam loj heev rau saj lossis tsos.

Kev siv tshuaj pleev ib ce thiab kho tawv nqaij

Hauv cov tshuaj pleev ib ce, cov noob txiv hmab extract muaj nqis rau nws lub peev xwm los sib xyaw rau hauv cov serums, creams, thiab masks uas tsom mus rau kev txhawb nqa daim tawv nqaij tiv thaiv kev tawm tsam ib puag ncig txhua hnub.

Cov Kev Siv Khoom Noj Khoom Haus Rau Tsiaj

Kev siv cov noob txiv hmab txheem txheem hauv cov qauv khoom noj khoom haus tsiaj, tsis yog tsuas yog hauv cov khoom noj khoom haus tib neeg xwb, kuj yog los ntawm qhov xav tau cov tshuaj antioxidant ua tau zoo hauv ntau yam kev lag luam kawg.

Rooj 2: Cov Ntawv Pov Thawj & Kev Ua Raws Cai Txheej Txheem Cej Luam

Certification	Nws ua pov thawj dab tsi rau cov neeg yuav khoom
ISO 9001	Kev tswj xyuas zoo sib xws thoob plaws kev nrhiav khoom, kev rho tawm, thiab kev ntim khoom
kosher	Ua raws li Kosher kev cai noj haus rau cov tshuaj ntxiv thiab cov khoom noj khoom haus
IB	Haum rau cov kab khoom tiav lawm uas tau ntawv pov thawj Halal
Daim ntawv pov thawj ntawm Analysis	Cov ntaub ntawv HPLC/UV tshwj xeeb rau pawg neeg lees paub cov ntsiab lus OPC thiab kev huv huv

Vim li cas cov neeg yuav khoom thoob ntiaj teb thiaj xaiv NT Biotech ua lawv tus khub koom tes nrog cov noob txiv hmab extract

Daim ntawv qhia txog cov khoom xyaw tsis yog tib qho uas cuam tshuam rau kev xaiv cov khoom. Kev xa khoom raws sijhawm, kev sib txuas lus raws sijhawm thiab kev ywj pheej feem ntau txiav txim siab tus neeg muag khoom uas lub hom lag luam yuav ua haujlwm nrog. NT Biotech tau teeb tsa nws cov haujlwm tshwj xeeb los tshem tawm kev sib txhuam ntawm cov txheej txheem ntawd, tso nws tus kheej ua tus neeg muag khoom zoo tshaj plaws rau cov hom lag luam uas xav tau kev ua haujlwm nruj thiab kev teb sai rau kev lag luam. Lub hom phiaj yog ua kom kev sib tham nrog tus neeg muag khoom thoob ntiaj teb yooj yim li kev yuav khoom hauv zos, los ntawm kev teb sai rau cov lus nug mus rau kev xaiv kev thauj mus los yooj yim suav nrog kev xa khoom sai, huab cua thiab dej hiav txwv.

Kev Xa Khoom Txhim Khu Kev thiab Kev Npaj Txhij Rau Cov Khoom Muag

Peb muaj ntau yam tshuaj rho tawm uas nrov thiab xa tuaj tau li ntawm 1-3 hnub ua haujlwm tom qab tau txais kev pom zoo. Feem ntau cov xaj tsim khoom raws li koj xav tau yuav xa tuaj tsis pub dhau 3-10 hnub ua haujlwm suav nrog kev yuav khoom, kev rho tawm, kev sim thiab kev ntim khoom.

Hloov tau OEM / ODM kev daws teeb meem

Cov kev daws teeb meem OEM thiab ODM tshwj xeeb ua rau cov lag luam muaj peev xwm kho cov qauv, ntim khoom thiab cov ntaub ntawv kom tau raws li cov kev cai lij choj thiab kev lag luam tshwj xeeb ntawm cov lag luam sib txawv thiab cov pab pawg neeg siv khoom.

Kev Yooj Yim ntawm Kev Thauj Khoom thiab Kev Xa Khoom

Cov nyiaj FedEx thiab UPS tshwj xeeb tso cai rau kev xa khoom sai thiab ncaj qha los ntawm lub Hoobkas, thaum cov xaj loj dua raug tswj hwm kom muaj kev nyab xeeb los ntawm cov neeg xa khoom zoo, tso cai rau cov neeg yuav khoom xaiv kev xa khoom kom tau raws li lawv qhov ceev, ntim thiab tus nqi xav tau.

Kev Them Nyiaj thiab Kev Txhawb Nqa uas Tus Neeg Yuav Khoom Nyiam

Cov kev xaiv them nyiaj yooj ywm, suav nrog kev lees txais cov nyiaj hauv zos, nrog rau kev pab cuam sai, tso cai rau cov neeg yuav khoom mus ntxiv los ntawm kev nug mus rau qhov kev tsim khoom kawg yam tsis muaj kev sib txhuam ntxiv ntawm txoj kev.

xaus

Cov noob txiv hmab tau txais nws lub koob npe nrov ua cov khoom xyaw antioxidant ua ntej los ntawm kev txheeb xyuas cov ntsiab lus OPC, kev sim ua tib zoo, thiab kev ua kom muaj ntau yam kev hloov pauv ntawm cov tshuaj ntxiv, cov khoom noj khoom haus, thiab cov tshuaj pleev ib ce. Qhov ua rau cov noob txiv hmab zoo tshaj plaws tsis yog lus tshaj tawm tab sis yog kev huv huv, kev nrhiav tau, thiab tus neeg muab khoom uas muaj peev xwm txhawb nqa cov hom lag luam los ntawm cov khoom siv raw mus rau cov khoom tiav. NT Biotech txoj hauv kev tag nrho ntawm cov txiaj ntsig, los ntawm kev cog qoob loo mus rau kev txhawb nqa OEM, muab rau cov neeg yuav khoom thoob ntiaj teb txoj hauv kev ntseeg siab rau tus qauv ntawd. Cov hom lag luam uas npaj txhij los tsim nrog kev ntseeg siab raug txhawb kom pib tham txog lawv qhov project tom ntej sai sai no.

FAQ

1. Kuv yuav tsum nrhiav seb muaj pes tsawg feem pua ​​ntawm OPC hauv cov noob txiv hmab?

Feem ntau cov qauv txhim khu kev qha tau raug ntsuas rau 95% OPC, raws li txiav txim siab los ntawm HPLC lossis UV kev sim, tsis yog los ntawm cov lus thov ntawm cov neeg xa khoom.

2. Cov noob txiv hmab puas siv tau rau cov tshuaj ntxiv thiab cov tshuaj pleev ib ce?

Yog lawm, cov tshuaj antioxidant thiab cov qauv sib txawv ua rau nws yog cov khoom xyaw nquag hauv cov tshuaj ntsiav, cov khoom noj muaj txiaj ntsig thiab cov khoom siv saib xyuas tawv nqaij.

3. NT Biotech tuaj yeem xa cov xaj noob txiv hmab sai npaum li cas?

Feem ntau cov xaj tsim khoom yuav siv sijhawm 3-10 hnub ua haujlwm. Cov tshuaj rho tawm uas muaj nyob hauv Tshuag feem ntau xa tuaj tsis pub dhau 1-3 hnub ua haujlwm.

4. NT Biotech puas muaj kev pab txhawb nqa OEM lossis daim ntawv lo ntiag tug?

Yog, muaj ntau yam kev daws teeb meem OEM thiab ODM rau ntau yam kev lag luam, kev ntim khoom thiab kev tsim cov qauv.

5. NT Biotech cov noob txiv hmab muaj daim ntawv pov thawj dab tsi?

Cov khoom lag luam tau lees paub los ntawm ISO 9001, KOSHER thiab HALAL daim ntawv pov thawj, thiab daim ntawv pov thawj tshwj xeeb ntawm kev tshuaj xyuas.

Koom tes nrog NT Biotech rau qhov khoom siv zoo tshaj plaws ntawm cov noob txiv hmab extract

Kev xaiv tus neeg muab cov noob txiv hmab zoo tshaj plaws yog qhov kev txiav txim siab uas cuam tshuam rau kev ua tau zoo ntawm cov khoom, kev ua raws li txoj cai, thiab kev ntseeg siab ntawm lub npe rau xyoo tom ntej. NT Biotech muab cov khoom siv OPC huv si 95% uas tau txheeb xyuas, cov ntaub ntawv pov thawj tag nrho, kev txhawb nqa OEM yooj ywm, thiab kev xa khoom thoob ntiaj teb uas teb tau sai los muab cov khoom noj khoom haus, khoom noj, thiab cov khoom siv pleev ib ce rau cov neeg koom tes ntev ntev uas ntseeg tau dua li kev lag luam ib zaug xwb. Txawm hais tias koj xav tau cov khoom lag luam xa tuaj tsis pub dhau ob peb hnub lossis cov qauv tsim tshwj xeeb uas tsim los ntawm koj lub khw xav tau, peb pab neeg txawj ntse npaj txhij los pab. Hu rau hnub no ntawm info@newthingsbiotech.com kom thov cov lus qhia tshwj xeeb, daim ntawv pov thawj ntawm kev tshuaj xyuas, lossis tus nqi tshwj xeeb rau koj qhov project noob txiv hmab tom ntej.

References

1. Gupta, M., Dey, S., Marbaniang, D., Pal, P., Ray, S., & Mazumder, B. (2020). Cov noob txiv hmab uas rho tawm: muaj cov txiaj ntsig zoo rau kev noj qab haus huv. Phau ntawv Journal of Food Science and Technology.

2. Dillon, KN, Shariffi, B., Thompson, B., Steele, R., & Kim, JK (2020). Cov teebmeem ntawm kev ntxiv cov noob txiv hmab tshiab rau ntawm cov ntshav hauv cov txiv neej qhov hnyav ib txwm thiab cov txiv neej rog dhau. Phau ntawv Journal of Nutritional Science and Vitaminology.

3. Natella, F., et al. (2002). Cov noob txiv hmab proanthocyanidins tiv thaiv kev ntxhov siab oxidative tom qab noj mov hauv cov ntshav hauv tib neeg. Phau ntawv Journal of Agricultural and Food Chemistry.

4. Calapai, G., et al. (2017). Ib qho kev sim tshuaj uas tsis tau muab faib ua ob pawg, uas muaj cov txiaj ntsig ntawm cov tshuaj Vitis vinifera extract rau kev ua haujlwm ntawm lub hlwb. Kev Tshawb Fawb Txog Kev Kho Mob Phytotherapy.

5. Zhang, H., et al. (2016). Cov teebmeem ntawm cov noob txiv hmab proanthocyanidin extract rau ntshav siab thiab kev ua haujlwm ntawm cov hlab ntsha. Phau ntawv Journal of Cardiovascular Pharmacology.

6. Sharif, A., et al. (2015). Cov noob txiv hmab uas siv rau sab nraud thiab nws cov teebmeem rau kev kho qhov txhab ntawm daim tawv nqaij. Phau ntawv Journal of Cosmetic Dermatology.