Supply Instand Black Tea Extract Powder with Polyphenol or L-theanine

Product Details

Supply Instand Black Tea Extract Powder with Polyphenol or L-theanine

Product Name :Supply Instand Black tea Extract Powder with polyphenol or l-theanine

Botanical Source:

Black tea



Appearance : 

Yellow Brown Powder

Mesh size : 

80 Mesh

Test Method: 


Part of Used :


Black Tea Extract is Black color of dry tea and brewing tea to red as the keynote, so called black tea. To make the product suitable for the new shoots of tea as raw material, withering, rolling, fermentation, drying and other typical process is refined.

Black tea is the most popular tea in the world. It is the tea most widely used in making iced tea and English tea. During the fermented process, black tea formed more active ingredients and theaflavins. They contain high amounts of Vitamin C, along with calcium, potassium, magnesium, iron, zinc, sodium, copper, manganese, and fluoride. They also have more anti-oxidants than green tea, and are anti-viral, anti-spasmodic and anti-allergic.

In addition to all of these health benefits, black teas are also less astringent and have a mellower flavor than green or black teas. Perfect for drinking throughout the day, and also suitable for all ages.

1.It has anti-inflammatory effect;
2.It can absorb heavy metals and alkaloids, and precipitation decomposition;
3.For vascular system and heart stimulants to speed up blood circulation, promote metabolism;
4.Black tea extract  to stimulate the cerebral cortex, excitatory nerve center, to eliminate the effect of fatigue;
5.With anti-caries, stomach digestion, anti-aging, blood sugar, blood pressure, blood fat, anti-cancer, anti-radiation effect;
6.Increased renal blood flow, inhibit tubular reabsorption of water led to increased urine output is beneficial to rid the body of lactic acid,ease of edema caused by heart disease or nephritis.

Common to osteoporosis prevention and treatment of women is recommended to take a small cup of black tea a day, for several years, significant effect. Such as black tea with lemon, strong bones, a stronger effect, in black tea can also be coupled with a variety of fruits, can be synergistic.

Osaka City University experiment that drinking black tea an hour later, measured by the heart to improve blood flow velocity, confirmed that black tea has a strong effect control myocardial infarction.

U.S. magazine reported that black tea extract is stronger than anti-aging effects of garlic, broccoli and carrots, etc.

Loss on Drying

≤5.0%, 5g / 105°C / 2hrs

Particle Size

100%Through 80 mesh


≤2.0%, 2g / 525°C / 2hrs

Solvent Residue

Eur.Pharm 2000, Gas Chromatography

Total Heavy Metals

≤10ppm, Atomic Absorption


≤2ppm, Atomic Absorption


≤1.0ppm, Atomic Absorption

Total Plate Count


Total Yeast & Mold






1. Any inquiries will be replied within 12 hours.

2. Dedication to quality, supply & service.

3. Strictly on selecting raw materials.

4. OEM/ODM Available.

5. Reasonable & competitive price, fast lead time.

6. Sample is available for your evaluation & Formulation development.

7. Faster delivery: Sample order in stock and 3-7 days for bulk production.

8. We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS.

Or you also can choose your own shipping forwarder.

9. After-Sale Service:    

1)International Authorized Third-Party Test For The Products You Demand.   

2)60 Days Warranty of quality of goods.

•We are GMP of USA 

•We are your eyes and brain in China We know both western and east culture, like a bridge to help you

•We are experienced in this business for many years

•You are welcome to have a plant tour      

•We guarantee what you get is exactly you ordered

•Bring quality Chinese ingredients to customers the worldwide has been CN Lab Nutrition’s life passion

•We remain committed to being that strong bridge between a changing China and the changing needs of our customers.

With rich experience, Cn Lab Nutrition is one of the leading organic supply instand black tea extract powder with polyphenol or l-theanine manufacturers in China. And we have premix extractblending powder which can also be used for supplement. Welcome to wholesale the pure natural products with reasonable price with us.