Plamed Green Science Group
Plamed Green Science Group Green Tea Extract EGCG
INCI Name: Camellia Sinensis Leaf Extract
Functions: Anti-Aging Agent, Whitening Agent, Antioxidant
Ingredient Origin: Natural Origin, Non-Animal Origin, Plant Origin
Labeling Claims: Credo Clean Standard, Clean at Sephora, Plant-Based
Benefit Claims: Antioxidant Properties, Wrinkle Prevention, Anti-Aging
Green Tea Extract EGCG also called Camellia Sinensis Leaf Extract, is derived from green tea leaves. The main active ingredients are tea polyphenol, catechins, EGCG and a small amount of caffeine. Tea Polyphenol (CTP or TP) is a generic term of polyhydroxy phenols. Its main chemical components are flavanols(catechins), anthocyan, flavonols, phenolic acids, etc. Catechins are important and unique components of tea polyphenol. Catechins mainly include epicatechin, epigallocatechin, epicatechin gallate and epigallocatechin gallate (EGCG). Tea polyphenol is light yellow to brown powder. It has hygroscopicity. It can be soluble in water, ethanol, ethyl acetate and other polar solvent, slightly soluble in oil. Its pH value of aqueous solution is 3-4. Catechins are white powder. They are slightly soluble in cold water or ether, soluble in hot water, ethanol, glacial acetic acid and acetone. Plamed develops four specifications Tea Extract: 95% EGCG, 70% oil-soluble polyphenols, 25% water-soluble polyphenols and 98% water-soluble polyphenols. All of them are natural cosmetic ingredients.