Green Tea Extract Raw Materials Powder

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Specification: 99% min Green Tea Extract Powder

Sample: Green Tea Extract Powder

Packaging:1kg/bag, 25kg/drum

Brand: Henrikang

Appearance: Brown Powder

Storage: Cool Dry Place

Shelf Life: 2 Years

Test Method: HPLC

Green Tea Extract Powder Usage and Synthesis.

Green tea extract is the active ingredient extracted from green tea leaves, mainly including tea polyphenols (catechins), caffeine, aromatic oils, water, minerals, pigments, carbohydrates, proteins, amino acids, vitamins and so on.

Tea polyphenols have antioxidant, scavenging free radicals and other effects, significantly reduce the serum total cholesterol, triglyceride, LDL cholesterol content of hyperlipidaemia, and at the same time, have the effect of restoring and protecting the function of the vascular endothelium. The hypolipidemic effect of tea polyphenols is also one of the main reasons why tea can make obese people lose weight without rebound.

Uses and functions of Green Tea Extract.

As an excellent additive for cosmetics and daily-use chemicals: it has strong antibacterial effect and enzyme inhibition. Therefore, it can prevent and control skin diseases, skin allergic effects, remove skin pigmentation, prevent dental caries, dental plaque, periodontitis and bad breath, etc.

Tea polyphenol as a natural antioxidant has been widely used in the food industry. China's food additive use standards, tea polyphenols can be used in the use of fats and oils, moon cakes, ham and other foods, the dosage of 0.4 g / kg. The method of use is to dissolve it in ethanol, add a certain amount of citric acid to form a solution, and then spray or add the method used in food products.

Properties and Stability of Green Tea Extract.

Production method of Bulk Green Tea Extract Powder.

It is obtained by adding tea leaves to acidic water of pH 4-5 at 1:15, boiling at 120℃ for 30min, filtering, combining the two filtrates, concentrating, decolouring with activated carbon, centrifugal separation and vacuum drying. The yield can reach 28.9% (purity 72%). Or by the green tea extracted with warm water with dichloromethane caffeine, and then extracted with ethyl acetate aqueous solution (2:1), ion exchange resin adsorption, acetone aqueous solution desorption and other refined. The yield is about 8 to 9 per cent.