Kojic acidtsis muaj feem xyuam rau "acid" tivthaiv. Nws yog ib yam khoom ntuj tsim los ntawm Aspergillus fermentation (Kojic acid yog ib feem tau los ntawm koji fungi edible thiab feem ntau muaj nyob rau hauv soy sauce, dej cawv, thiab lwm yam khoom fermented. Kojic acid tuaj yeem kuaj pom hauv ntau cov khoom fermented ntawm Aspergillus fermentation. Kojic acid. Tam sim no tuaj yeem ua cov khoom siv hluavtaws).
Kojic acid yog cov xim tsis muaj xim prismatic uas tuaj yeem cuam tshuam tyrosinase kev ua haujlwm thaum lub sij hawm tsim melanin. Nws tsis muaj tshuaj lom rau lwm cov enzymes thiab hlwb. Cov ntsiab lus tsawg dua 2% tuaj yeem txo qis melanin deposition thiab ua kom dawb huv yam tsis muaj lwm yam enzymes.
Nws tau siv dav hauv kev lag luam tshuaj lom neeg niaj hnub xws lintxuav hniav dawb, tiv thaiv tshav ntuj, tshuaj pleev ib ce, kuab tshuaj, tshuaj txhuam hniav, thiab lwm yam.
Qhov tseem ceeb tshaj plaws ua haujlwm - whitening
Kojic acid nkag mus rau ntawm daim tawv nqaij thiab sib tw nrog tyrosinase rau tooj liab ions, cuam tshuam kev ua hauj lwm ntawm complex amino acid enzymes thiab rendering tyrosinase inactive, yog li thaiv kev tsim melanin. Nws ua tiav cov nyhuv ntawm whitening thiab lightening me ntsis, thiab muaj cov nyhuv tseem ceeb ntawm inhibiting lub ntsej muag melanin thiab me ntsis.
Cov mis muaj 1% quercetin tau raug pov thawj los txo cov hnub nyoog me ntsis, ntau pigmentation tom qab o, freckles, thiab melasma.
Kev sib xyaw quercetin nrog alpha hydroxy acids (txiv hmab txiv ntoo acids) tuaj yeem tswj cov hnub nyoog me me thiab ua kom cov tawv nqaij tawv.
Kojic acid tsis tsuas yog muaj cov nyhuv whitening, tab sis kuj muaj dawb radical scavenging thiab antioxidant zog. Muaj peev xwm pab kom nruj ntawm daim tawv nqaij, txhawb nqa cov protein sib sau ua ke, thiab ua kom tawv nqaij. Nws tsis tsuas yog muaj qee yam tshuaj tua kab mob, tab sis kuj muaj qee yammoisturizingmuaj peev xwm, thiab tuaj yeem siv tau los ua cov khoom noj khoom haus thiab tshuaj pleev ib ce.
Tswv yim
▲ Ua tib zoo saib xyuas kom dawb huv thiab sim tsis txhob siv cov tshuaj pleev ib ce citric acid rau lub sijhawm ntev, vim tias kev ua kom tawv nqaij ntau dhau tuaj yeem ua rau melanin tsis txaus, mob qog noj ntshav, tawv nqaij dawb, thiab lwm yam.
Cov tshuaj pleev ib ce uas muaj quercetin yog qhov zoo tshaj plaws siv thaum hmo ntuj, tshwj xeeb tshaj yog tsis txhob siv nrog salicylic acid, txiv hmab txiv ntoo acid, thiab siab concentrations.VC.
▲ Tsis txhob siv cov tshuaj pleev ib ce uas muaj ntau tshaj 2% ntawm quercetin.
Post lub sij hawm: Lub Xya hli ntuj-19-2024
