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Kingherbs Limited

Theanine, Plant Extract, Herbal Extract manufacturer / supplier in China, offering Theanine/L Theanin/Green Tea Extract Theanine, Beetroot Red for Betanin 0.4% UV, Betanin 3% UV, 30 Color Value, 50 Color Value Extract, Sea Buckthorn Seed Oil Sea Buckthorn Seed Oil Softgel and so on.

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Supplier Homepage Product Plant Extract Theanine/L Theanin/Green Tea Extract Theanine

Theanine/L Theanin/Green Tea Extract Theanine

FOB Price: US $1 / kg
Min. Order: 1 kg
Min. Order FOB Price
1 kg US $1/ kg
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Port: Changsha, China
Production Capacity: 50000kg
Payment Terms: L/C, T/T, Paypal

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Basic Info
  • Model NO.: CAS No.: 3081-61-6
  • Assay Method: HPLC, UV
  • Application: Food, Health Care Products, Medicine
  • Extract Source: Green Tea
  • Raw Material: Plants
  • Transport Package: 25kg/Drum
  • Origin: China
  • Certification: ISO, FDA, Kosher
  • Application Form: Tablet, Capsule
  • State: Powder
  • Type: Herbal Extract
  • Trademark: Kingherbs
  • Specification: KOSHER ISO: 9001
  • HS Code: 2938909090
Product Description
Common Name: Suntheanine.
Green Tea Extract
Botanical Source: Camellia sinensis O. Ktze.
Part Used: Leaf
CAS No.: 3081-61-6
Specification: L-Theanine 20% ~ 98%

L-theanine is a non-protein amino acid mainly extracted from green tea, it is the predominant amino acid in green tea. L-theanine is considered the main component responsible for the taste of green tea, L-theanine is a nutritional supplement for mood modulation. It inhibits glutamate transport into tumor cells, which causes decreased intracellular glutathione (GSH) levels.
KINGHERBS can offer 20% ~ 99% L-Theanine with very competitive prices. L-theanine may have activity in modulating the metabolism of cancer chemotherapeutic agents and ameliorating their side effects.

The antioxidant activity; Anti-cancer;
In the brain L-theanine increases dopamine and serotonin production;
L-theanine induces alpha-brain wave activity, which correlates with a perceived state of relaxation.
L-theanine helps curb a rising heart rate and blood pressure, and a few small human studies have found that it reduces anxiety;

Side Effects and Toxicity:
L-theanine is generally well tolerated, and has an LD50 of greater than 5, 000 mg/kg in rats. It is not mutagenic or carcinogenic in animals or bacteria.

Dosage and Administration:
For relaxation, 200 mg L-theanine can be taken 2-3 times daily. For cancer in conjunction with chemotherapy the dose is speculative, as no human studies have been performed. However, a dosage of 400-800 mg three times daily can be used safely.

*Herbal Extract
* Herbal oil
*Natural color
*Herbal powder
*Vegetable & Fruit powder
*Vitamin & Mineral
*Pharmaceutical Application
*Food Supplement Application


Exhibition 2014
1. Vitafoods Europe 6-8 May 2014, Booth No.: C1-24006.
2. SupplySide West (Las Vegas, US), 8-9 Oct. 2014, Booth No.: 20028.

Exhibition 2015
Vitafoods Europe (Palexpo, Geneva, Switzerland), 5-7 May 2015, Booth No.: C1-24006.

Theanine/L Theanin/Green Tea Extract Theanine
Theanine/L Theanin/Green Tea Extract Theanine
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Ms. Monica Wen
Sales Director
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