| Customization: | Available |
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| Certification: | ISO, FDA |
| Assay Method: | HPLC, UV |
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Product Name: Black Tea Extract
Latin Name: Camellia sinensis O. Ktze.
Specification: 10-40% Theaflavin Polyphenols 10-95%
Test Method: HPLC&UV
Appearance: reddish brown powder
Part of the Plant Used: Leaf
Extract Solvent: Water/Ethanol
Molecular Structure: C29H24O12
Molecular Weight: 564.49
1) Black Tea Extract Adjusts blood lipid extraordinarily. On one hand,Black Tea Extract can reduce high blood lipids, blood serum cholesterol, triglyceride and content of low- density lipoprotein cholesterol. On the other hand, Black Tea Extract can enhance high-density lipoprotein cholesterol.
2) Black Tea Extract Fights against atheroma hardening.
3) Black Tea Extract Anti-coagulant, improves blood consistency.
4) Black Tea Extract Lipid peroxide.
5) Black Tea Extract Protects injured animals from heart myocytes and brain damage.
1. Black Tea Extract as cosmetics and additives on the fine chemicals: black tea powder act as the role and have a strong inhibitory activity antibacterial;
2. Black Tea Extract as a natural antioxidant food, black tea powder has been widely used synthetic antioxidantsBHA, BHT, TBHQ, PG and VE, VC and so on.
3. Black Tea Extract can be applied in cosmetics field, tea extract owns the effect of anti-wrinkle and anti-Aging;
4. Black Tea Extract can be applied in food field, tea extract is used as natural antioxidant, antistaling agent, and anti-fading agents;
5. Black Tea Extract can be applied in pharmaceutical field, tea extract is used to prevent and cure cardiovascular disease, diabates.
| Analysis Item | Specification | Result |
| Assay(HPLC) | Theaflavin≥40% | 41.23% |
| Appearance | Fine Powder | Complies |
| Color | Yellow-Orange | Complies |
| Odor | Characteristic | Complies |
| Taste | Characteristic | Complies |
| Sieve Analysis | 100% pass 80mesh | Complies |
| Loss on Drying | ≤5% | 3.60% |
| Ash | ≤5% | 2.80% |
| Heavy Metals | ≤10ppm | Complies |
| As | ≤1ppm | Complies |
| Pb | ≤1ppm | Complies |
| Cd | ≤1ppm | Complies |
| Hg | ≤0.1ppm | Complies |
| Pesticide | Negative | Complies |
| Microbiologial | ||
| Total Plate Count | ≤1000cfu/g | Complies |
| Yeast and Mold | ≤100cfu/g | Complies |
| E.Coli | Negative | Complies |
| Salmonella | Negative | Complies |
Delivery: Sea/Air Shipping & International Express
Shipping Time:15 working days after payment
Package: 1-5kg/Aluminum foil bag, size: 22cm (Width)*32cm (Length)
15-25kg/Drum, size: 35cm (Diameter)*51cm (Height)
Storage: Kept away from strong light and heat.
Shelf Life: 24 months
1. Free sample
2. Owning cultivation base as 100% Natural material stable source.
3. Manufacturer direct supply, Powerful R&D team and advanced test center
4. Leading plant extract manufacturer in China.
5. No excuse return of goods
6. OEM & ODM is available
Nutriherb team was established in 2007, as a plant extract manufacturer, our company specializes in extracting active ingredients from natural plants for use in beauty, health, pharmaceutical, and food industries. We have advanced technology and equipment, dedicated to the research and production of high-quality plant extracts.
In terms of quality management, we strictly adhere to GMP (Good Manufacturing Practice) and ISO systems, and collaborate with third-party laboratories to rigorously monitor and test product quality, ensuring compliance with international quality standards.
We are committed to providing customers with high-quality plant extracts and offer customized services to provide personalized solutions based on specific customer requirements.
Q&A
Q1: How to confirm the Product Quality before placing orders?
A: By sending you our available samples.
Or if you have special requirement on the goods, we can prepare samples according to your requirement for your confirmation.
Q2: Can you supply free samples?
A: Yes, we can provide some free sample, but the shipping cost should be on the customers' account. You can either pay the shipping cost or arrange a courier to collect the samples.
Q3: What's the MOQ?
A: For the high value product, our MOQ starts from 1g and generally starts from 10g.
For other low value product, our MOQ starts from 100g and 1kg.
Q4: How to place order and make payment?
A: You can send our your Purchase order(if your company has), or just send a simple confirmation by email or by TradeManager, and we will send you Proforma Invoice with our bank details for your confirmation, then you can make payment accordingly.
Q5: How do you treat quality complaint?
A: All our products are strictly tested by our QC, and confirmed by QA; unqualified material will not be released to customer.
In case any quality problem is confirmed to be caused by us, we will replace the goods or refund your payment
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