L-Theanine, 100mg - 60 vcaps
L-Theanine 100mg offers calming effects by enhancing serotonin and dopamine levels, promoting relaxation and mood improvement. This non-toxic supplement, featuring Suntheanine, is available in easy-to-take vegetable capsules, making it ideal for stress relief and mental well-being.
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Product Information
- ✔️ 100% authentic
- Brand: life-extension
- Category: amino-acids-and-bcaas / individual-amino-acids
- Weight: 100 mg
- Protein per serving:
- Serving size: 1 vegetarian capsule
- Servings per container: 60
Trusted Rankings & Certifications
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- Independent Lab Verified
- Vegan
- Gluten-Free
Product highlights:
- Promotes relaxation and enhances mood.
- Contains pure Suntheanine, backed by clinical studies.
- Increases alpha-brain wave activity for a calm state of mind.
- Non-toxic and free from adverse reactions.
- Ideal for stress relief and mental clarity.
Frequently Purchased Together



- £17.46
- £5.21
- £12.20
Total: £34.87
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Take one (1) vegetarian capsule daily, preferably on an empty stomach, or as directed by a healthcare professional.
- Consult your physician before using this product if you are pregnant, nursing, or taking any medications.
- Do not exceed the recommended dose.
L-Theanine is a unique amino acid predominantly found in tea, renowned for its calming effects on the brain. This supplement, provided by Life Extension, delivers a potent 100 mg dose of L-Theanine, specifically in its purest form known as Suntheanine. This form is protected by 40 U.S. and international patents and has been scientifically validated through clinical studies for its safety and efficacy. By increasing levels of serotonin and dopamine, L-Theanine helps to promote relaxation and enhance mood without causing any adverse reactions. In fact, it is so effective that in Japan, it is commonly added to soft drinks and chewing gum to induce a sense of calm and well-being. The mechanism of L-Theanine involves blocking the binding of L-glutamic acid to glutamate receptors, which can lead to heightened anxiety and stress. By increasing alpha-brain wave activity, L-Theanine helps to create a state of relaxation similar to that achieved through meditation, massage, or aromatherapy. This makes it an ideal supplement for anyone looking to improve their mood, reduce stress, or simply enjoy a more tranquil state of mind. Whether you are facing a busy day at work or winding down after a long day, L-Theanine can help you achieve a balanced emotional state. Life Extension's L-Theanine is not only effective but also safe, making it a highly desirable mood modulator. Unlike other products on the market that may contain inferior forms of theanine, this supplement guarantees purity and potency. With its ability to enhance mental clarity and promote relaxation, L-Theanine is perfect for individuals seeking a natural way to support their mental health and overall well-being. Experience the calming benefits of L-Theanine and elevate your mood naturally with this exceptional supplement.
Key Features:
- 100 mg of pure L-Theanine per serving.
- Scientifically proven to be safe and effective.
- Helps increase serotonin and dopamine levels.
- Blocks L-glutamic acid from binding to glutamate receptors.
- Supports a tranquil state similar to meditation.
- No adverse reactions reported, making it suitable for daily use.
- Independent lab verified for quality and potency.
Serving Size: 1 vegetarian capsule
Servings Per Container: 60
Nutrient | Amount Per Serving |
---|---|
L-Theanine | 100mg |
† Daily Value not established. |
Frequently Asked Questions
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