Basic Info.
Certification
ISO, Kosher/Halal/cGMP/Organic
Application Form
Suppository, Paste, Tablet, Capsule
Application
Food, Health Care Products, Medicine, Juice/Drink
Cultivation Method
Artificial Planting
Extraction Type
Solvent Extraction
Product Name
Instant Dark Tea Extract
Latin Name
Camellia Sinensis
Appearance
Fine Yellow Brown Powder
Certificate
ISO,Halal, Kosher,cGMP,Organic
Specification
10%Plyphenols
Product Description
Product Description
Good Flavor for Health Instant Dark Tea Extract Powder
Instant Dark Tea Extract is a refined, water-soluble powder derived from post-fermented Camellia sinensis leaves, prized for its unique microbial transformation process. This extract contains bioactive compounds including statins (≥0.5%), tea polyphenols (≥10%), and unique fermentation-derived antioxidants.
The dark brown powder delivers characteristic earthy flavor with instant solubility, ideal for functional beverages and dietary supplements. Its standardized composition supports metabolic regulation and digestive health.
| Analysis Items | Specifications | Test Methods |
| Appearance & Color | Fine brown powder | Visual |
| Odor & Taste | Characteristic | Organoleptic |
| Mesh Size | NLT 90% through 80 mesh | 80 Mesh Screen |
| Method of Extraction | Water | / |
| Extract Solvent | Water | / |
| Moisture Content | NMT 5.0% | 5g / 105ºC / 2hrs |
| Ash Content | NMT 5.0% | 2g / 525ºC / 3hrs |
| Heavy Metals | NMT 10ppm | Atomic Absorption |
Application of Instant Dark Tea Extract
Instant dark tea extract is a concentrated form of post-fermented tea (such as Pu-erh, Fu brick tea, or Liubao tea), rich in unique microbial metabolites, polyphenols, theabrownins, and statins. Its distinct fermentation process enhances bioavailability and functional properties, leading to diverse applications:
1. Digestive & Metabolic Health
Aids digestion by promoting gut microbiota balance (rich in probiotics and enzymes from fermentation).
Lowers cholesterol & triglycerides due to statins and theabrownins, supporting cardiovascular health.
Regulates blood sugar, making it beneficial for metabolic syndrome management.
2. Functional Foods & Beverages
Used in weight management products for its fat-metabolizing effects.
Added to probiotic drinks and kombucha for enhanced fermentation benefits.
Incorporated into instant tea powders for an earthy, mellow flavor.
3. Detoxification & Antioxidant Benefits
Binds to toxins (e.g., heavy metals) and aids liver detoxification.
Stronger antioxidant capacity than green/black tea due to microbial fermentation.
4. Skincare & Cosmeceuticals
5. Pharmaceutical Research
Studied for anti-obesity, anti-diabetic, and hepatoprotective effects.
Potential neuroprotective properties linked to fermented tea polyphenols.
Advantages Over Traditional Dark Tea
Standardized active compounds (consistent theabrownin levels)
Longer shelf life & convenient dosing
Wider application in fortified foods and supplements
Instant dark tea extract merges traditional fermentation benefits with modern convenience, making it valuable in health supplements, functional beverages, and skincare.
Company Profile
Changsha Vigorous-Tech Co., Ltd.
--Founded in 2005
Why choose us?
* A Manufacturer of botanical extracts with our own factory more than 20 years---Offering you professional service
* Pure natural & high quality & competitive price &stable supply---Providing high quality goods
* Organic, ISO, Halal, Kosher certificated & Own lab and third party lab testing---Guaranteeing the goods quality
* Familiar with the market & fast quote and reply & rich experience ---Saving your time
* Free sample available--Knowing our goods better
Changsha Vigorous-tech Co., Ltd. manufactures products and manages the factory(Hunan Superfood Co., Ltd
) adhering to strict GMP To ensure product quality, our R&D labs are equipped with a full range of testing equipment, such as high performance liquid chromatography (HPLC), thin layer chromatography (TLC), gas chromatography (GC), UV-visible spectrometer (UV). Meanwhile, we also own a professional quality assurance team to ensure that each batch of products undergoes rigorous testing and provide a unique certificate of analysis for each individual shipment.Manufacturing process of Purple Yam Powder
Certifications
The following certificates available if you require:
ISO / ISO22000
COA / MSDS
Gluten Free / Allergen Free
GMO Free / Non Irradiation
Organic certificate/ Certificate of origin(Form/CO)/Kosher/Halal/CGMP
Phytosanitary certificate / Microbial certificate
Food certificate / Heavy metal statement
Residual solvent meet E.P. requirements. / Non-Animal Material
Packaging & Shipping
Our Storage and Packaging(Very tidy,No dusty):
How about sample policy?
If we have the sample in stock.we will provide free sample to you.If we don't have it in stock. then you should pay the sample fee.any way,the sample fee will pay back to you when you confirm the roder.
Packing Detail: Packed in paper-drums and two plastic-bags inside. Net Weight: 25kgs/drum.
Storage Situation:Stored in a cool and dry well-closed container, keep away from moisture and strong light / heat.
Shelf Life: two years under well Storage situation and stored away from direct sun light.
Express(Send Free sample):
Which shipping way is available and how to track?
By sea to your nearest port
By air to your nearest airport
By express (DHL,UPS,FEDEX,TNT,EMS)to your door
When ur order shipping out . we will provide u a tracking no. then u can know clearly the status of the goods
Our Advantages
Pre-sales
1.High quality control
2.Free samples(5-20g)
3.Kosher, MSDS, Food certification, etc
Sales
1.Professional sales director
2.Excellent R&D back up
3.24 hours service
After-sales
1.Shipment tracking
2.Goods quality following
3.Periodically contacting
FAQ
Q:What about your standard delivery time?
A:Normally the delivery time is 3-15 days. If you need it in a hurry, we will make immediate delivery.
Q:Is there any discount?
A:Sure, Prices are closely related to the quantity. The more, the cheaper.
Q:Can you provide samples?
A:Yes, normally we can provide samples 5-20 g. You could purchase a small amount of product too.If you need it, please don't hesitate to contact us.
Q:Do you have guarantee on your products?
A:The product are 100% pure natural with high quality. We are sure that every batch comes with the unique COA. All extracts are tested in-house; random extracts are tested by authoritative analytical labs.
Q: What is your MOQ?
A: Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q: What's your payment terms?
A: You can pay to us via T/T Bank, Visa Card, Master Card, e-Checking, Paypal, Western Union.
Q:How to ship and delivery?
A:Transit could be DHL, FEDEX. For mass orders, it will be delivered by air or sea.https://vigorous-tech.en.made-in-china.com/contact-info.html
Address:
608-1, Building A-6, Lugu International Industrial Park, No. 229, Tongzipo West Road, High-Tech Development Zone, Changsha, Hunan, China
Business Type:
Manufacturer/Factory
Business Range:
Agriculture & Food
Company Introduction:
Changsha Vigorous-tech Co., Ltd. Is a ISO series, Organic, Kosher and Halal certified Factory, dedicated to the development and manufacturing of botanical extracts and its derivatives.
Vigorous-tech is dedicated to ensuring the safety of our herbal products. Herbs and Herbal Extracts′ Quality Standards including: The herb′s exterior, color and grain, taste, odor, mesh size, density, solubility, qualitative and quantitative analysis for bio-active components, moisture content, ash content, heavy metal, pesticide residue, microbiological analysis etc. We set up Standard Operation Procedure (SOP) at each stage complying with that strict quality standard.
Combined with our research results on plant functions, we provide high-quality all-natural raw materials and application solutions for the Pharmaceutical, Dietary supplement, Health food, Cosmetic, Pet food and Veterinary medicine industries.
