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L-Theanine
100 mg, 60 vegetarian capsules Item # 01683
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L-Theanine
100 mg, 60 vegetarian capsules Item # 01683
Promotes a calming & mood-enhancing effect
Life Extension’s L-Theanine supplement contains an amino acid derived from tea. L-Theanine has been shown in several studies to support a healthy stress response and promote a calm, relaxed state of mind.
Frequently Bought Together
- This Item: L-Theanine, 100 mg, 60 vegetarian capsules
- Glycine, 1000 mg, 100 vegetarian capsules
Total Price:
What Is L-Theanine?
L-Theanine is an amino acid found in tea that produces calming effects by favorably modulating several aspects of brain activity. L-Theanine induces brainwave patterns similar to those associated with meditation and massage.
The calming effects of the L-Theanine produce brainwave patterns similar to meditation & massage.
L-Theanine Benefits
- Promotes relaxation by helping to support a healthy stress response
- Encourages brainwave patterns similar to those associated with meditation & massage
- Involved in production of gamma amino butyric acid, the neurotransmitter that influences levels of dopamine and serotonin
Pure L-Theanine
Laboratory analysis confirms that theanine used in our formulation contains only the pure L-Theanine form of this amino acid.
Why Life Extension?
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Efficacious Formulas
40 years of research dedicated to bringing you premium, scientifically-validated formulations.
Product Transparency
99% of our products are manufactured in the U.S, and a Certificate of Analysis is available for every product we produce.
High-quality theanine supplement
L-Theanine benefits have been known around the world, especially in eastern Asia, for centuries. Although the ancient civilizations may have named L-Theanine differently, they understood and explored the relaxing and calming effects of this compound.1 Theanine used in our formulation contains only the pure L-Theanine form of this amino acid.
MoreThese products are not intended to diagnose, treat, cure, or prevent any disease.
Non-GMO AlphaWave® is a registered trademark of Ethical Naturals, Inc.
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- KEEP OUT OF REACH OF CHILDREN
- DO NOT EXCEED RECOMMENDED DOSE
- Do not purchase if outer seal is broken or damaged.
- When using nutritional supplements, please consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating.
To report a serious adverse event or obtain product information, contact 1-866-280-2852.
Actual Size
- Crit Rev Food Sci Nutr. 2017;57(8):1681-1687.
- Biomed Pharmacother. 2017;95:1260-1275.
- Trends in Food Science & Technology. 1999;10(6):199-204.
- Alternative and Complementary Therapies. 2001;7(2):91-95.
Product reviews are provided for informational purposes only and reflect solely the views and opinions expressed by the contributors and not those of Life Extension. We do not verify or endorse any claims made in these reviews. Please read the full product reviews disclaimer.
Mood & Stress
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Mood & Stress
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Feeling out of sorts? Find out which mood-boosting nutrients can keep the stress away.
