Theanine (L-Theanine) is a unique free amino acid in tea, and theanine is glutamic acid γ-ethylamide. Theanine content varies with the variety and location of tea. Theanine accounts for 1% to 2% of the dry tea. Theanine is a white needle, soluble in water. With sweet and refreshing taste, is the taste of tea components.
Theanine is an abundant non-protein derived amino acid that was first isolated from green tea leaves in the late 1940s by Sakato L-theanine has been studied as a food additive and functional food in relation to human nutrition. It has noticeable bioactivities including anti-cerebral ischemia-reperfusion injury, stress-reducing, antitumor, anti-aging, and anti-anxiety activities[5, 6]. Cooper[7] stated that dietary supplementation of L-theanine is a feasible way to mitigate reactive oxygen species [ROS]-induced damage.
Product Name
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L-Theanine
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Specification
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Extract 10%-98%
Synthetic method 99%
Fermentation 98%
|
Appearance
|
White Powder
|
Grade
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Cosmetic Grade/Food Grade
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MOQ
|
1KG
|
Storage Conditions
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Store in cool & dry place, Keep away from strong light and heat.
|
Sample
|
Available
|
1. Dietary Supplement:
1)L-Theanine Powder can reduce blood pressure, blood sugar, blood lipids
Items
|
Standards
|
Results
|
Physical Analysis
|
||
Appearance
|
Fine Powder
|
Conforms
|
Color
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White Powder
|
Conforms
|
Odor
|
Characteristic
|
Conforms
|
Mesh Size
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100% through 80% mesh size
|
Conforms
|
General Analysis
|
||
Identification
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Identical to R.S. sample
|
Conforms
|
L-theanine
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≥98%
|
98.41%
|
Extract Solvents
|
Water and Ethanol
|
Conforms
|
Loss on Drying (g/100g)
|
≤5.0
|
3.24%
|
Ash(g/100g)
|
≤5.0
|
2.05%
|
Chemical Analysis
|
||
Pesticides Residue (mg/kg)
|
0.05
|
Conforms
|
Residual Solvent
|
<0.05%
|
Conforms
|
Residual Radiation
|
Negative
|
Conforms
|
Lead(Pb) (mg/kg)
|
<3.0
|
Conforms
|
Arsenic(As) (mg/kg)
|
<2.0
|
Conforms
|
Cadmium(Cd) (mg/kg)
|
<1.0
|
Conforms
|
Mercury(Hg) (mg/kg)
|
<0.1
|
Conforms
|
Microbiological Analysis
|
||
Total Plate Count(cfu/g)
|
≤1,000
|
300
|
Molds and Yeast (cfu/g)
|
≤100
|
29
|
Coliforms (cfu/g)
|
Negative
|
Conforms
|
Salmonella(/25g)
|
Negative
|
Conforms
|
Q1: Are you a manufacturer or trading company?
A: We are manufacturer, welcome to visit our factory.
Q2: How to confirm the product quality before placing the order?
A:Sample could be provided, and we have the inspection report issued by an authoritative
third-party testing agency.
Q3: What’s your MOQ?
A: It depends on products, different products with different MOQ, we accept sample order or provide free sample for your test.
Q4: How about delivery time/method?
A: We usually ship within 1-3 working days after your payment.
We can ship by door to door courier, by air, by sea, you also can choose your forwarder shipping
agent.
Q5: Do you provide after sales service?
A: TGY provide 24*7 service. We can talk by email, skype, whatsapp, phone or whatever you
feel convenient.
Q6: How to solve the after-sale disputes?
A:We accept Changing or Refunding service if any quality problem.
Q7: What’s your payment methods?
A:Bank transfer ,Western Union, Moneygram, T/T + T/T balance against B/L copy(bulk quantity)
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Email: rebecca@tgybio.com
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