---
product_id: 58983932
title: "Theanine, 200 mg L-Theanine Supplement, 90 Capsules"
brand: "thorne"
price: "¥21985"
currency: JPY
in_stock: true
category: "Thorne"
url: https://www.desertcart.jp/products/58983932-theanine-200-mg-l-theanine-supplement-90-capsules
store_origin: JP
region: Japan
---

# Supports focus & alpha-wave brain activity 200 mg L-Theanine per capsule Third-party NSF certified purity Theanine, 200 mg L-Theanine Supplement, 90 Capsules

**Brand:** thorne
**Price:** ¥21985
**Availability:** ✅ In Stock

## Summary

> 🧘‍♂️ Elevate your calm, sharpen your mind — the pro’s choice for stress mastery!

## Quick Answers

- **What is this?** Theanine, 200 mg L-Theanine Supplement, 90 Capsules by thorne
- **How much does it cost?** ¥21985 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/58983932-theanine-200-mg-l-theanine-supplement-90-capsules)

## Best For

- thorne enthusiasts

## Why This Product

- Trusted thorne brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Trusted by Pros:** Endorsed by 100+ professional sports teams and top healthcare practitioners for reliable cognitive support.
- • **90 Capsules of Focus:** A 3-month supply of vegetarian capsules designed for daily stress relief, memory, and emotional wellness.
- • **Certified Clean & Safe:** NSF third-party tested to guarantee label accuracy and zero contaminants—quality you can count on.
- • **Clinically Studied Calm:** 200 mg of pure L-Theanine to naturally boost relaxation and mental clarity without drowsiness.
- • **Stress Resilience Boost:** Enhances your brain’s GABA, dopamine, and serotonin for a balanced, stress-resistant mindset.

## Overview

THORNE Theanine delivers 200 mg of clinically studied L-Theanine per capsule, promoting relaxation, focus, and cognitive health by enhancing alpha-wave brain activity and neurotransmitter balance. NSF third-party certified and trusted by elite sports teams and healthcare professionals, this 90-capsule vegetarian supplement supports a resilient, calm mindset amid modern stressors.

## Description

Buy THORNE Theanine, 200 mg L-Theanine Supplement, 90 Capsules | Supports a Healthy Stress Response, Relaxation, Focus, Memory & Positive Mood*, Clinically Studied, NSF Contents Certified on desertcart.com ✓ FREE SHIPPING on qualified orders

## Features

- Relaxation: Amino acid supplement that promotes relaxation, focus, and memory by enhancing alpha-wave production in the brain*
- Stress Support: Promotes the body’s natural ability to stay resilient in response to modern daily stressors*
- Cognitive Health: Enhances natural production of GABA, a brain chemical that acts like a brake during times of runaway stress, and other neurotransmitters like dopamine and serotonin to support a healthy mindset*
- Third-Party Certified: This product has been third-party tested and certified to verify what's in the package matches what's on the label and to confirm it contains no unsafe levels of contaminants
- Trusted: Thorne is trusted by 100+ professional sports teams and the #1 most recommended clinical brand by consumers and health-care practitioners (Based on a 2026 independent survey of US supplement consumers and health-care practitioners)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0797BLW59 |
| ASIN  | B0797BLW59 |
| Age Range Description | Adult |
| Best Sellers Rank | #5,766 in Health & Household ( See Top 100 in Health & Household ) #93 in Amino Acid Nutritional Supplements |
| Brand Name | THORNE |
| Color | Red |
| Container Type | Bottle |
| Customer Reviews | 4.7 4.7 out of 5 stars (904) |
| Date First Available  | April 11, 2005 |
| Diet Type | Vegetarian |
| Dosage Form | Capsule |
| Flavor | Unflavored |
| Item Dimensions | 2.09 x 2.09 x 3.72 inches |
| Item Form | Capsule |
| Item Highlight | Supports a Healthy Stress Response, Relaxation, Focus, Memory & Positive Mood*, Clinically Studied, NSF Contents Certified |
| Item Weight | 0.05 kg |
| Item model number  | SA508 |
| Manufacturer | Thorne Research |
| Manufacturer  | Thorne Research |
| Manufacturer Part Number | SA508-R |
| Material Features | Food Safe |
| Material Type Free | en_AE |
| Model Name | Thorne Research - Theanine - Amino A |
| Model Number | SA508 |
| Number of Items | 1 |
| Package Size Name | 90 Count |
| Primary Supplement Type | L-Theanine |
| Product Benefits | Sleep Support, Emotional Wellness* |
| Product Dimensions  | 2.09 x 2.09 x 3.72 inches; 1.76 ounces |
| Recommended Uses For Product | Stress Relief, Relaxation, Focus, Memory, Cognitive Health Support |
| Special Ingredients | Amino Acid |
| Specific Uses For Product | Laboratory |
| Total Servings Per Container | 90 |
| UPC | 693749508014 |
| Unit Count | 90 Count |

## Product Details

- **Brand:** THORNE
- **Diet Type:** Vegetarian
- **Flavor:** Unflavored
- **Item Form:** Capsule
- **Item Weight:** 0.05 kg
- **Item dimensions L x W x H:** 2.09 x 2.09 x 3.72 inches
- **Primary Supplement Type:** L-Theanine
- **Product Benefits:** Sleep Support, Emotional Wellness*
- **Special Ingredients:** Amino Acid
- **Unit Count:** 90 Count

## Images

![Theanine, 200 mg L-Theanine Supplement, 90 Capsules - Image 1](https://m.media-amazon.com/images/I/61xwHQ+l8tL.jpg)

## Questions & Answers

**Q: What makes Thorne supplements high quality?**
A: Thorne produces high-quality supplements through rigorous testing, well-researched ingredient sourcing, and strict manufacturing standards. We avoid unnecessary additives, binders, and fillers that may interfere with nutrient absorption.

**Q: How does Thorne test its supplements for quality?**
A: To confirm the purity of our ingredients, the potency of our formulas, and the absence of all contaminants, we carry out a minimum of four rounds of testing on every product we manufacture. 100+ Thorne employees are dedicated to ensuring quality.

**Q: Are Thorne supplements clinically tested and safe?**
A: Thorne partners with researchers and conducts clinical trials to support the efficacy of our products. Our team of doctors and medical experts substantiate each ingredient in every formula based on extensive clinical research and medical literature.

**Q: Why are Thorne products more expensive than other supplements?**
A: When it comes to the health of our customers, we never settle. Thorne products may be priced higher than some others because of our commitment to quality at every step. We don’t simply meet the standard in dietary supplements — we set the standard.

**Q: Where are Thorne supplements made and where are the ingredients sourced from?**
A: Located in South Carolina, Thorne manufactures supplements in the USA using globally sourced ingredients. When it comes to ingredient sourcing, we seek out only the highest-quality ingredients, selecting each one for its purity and effectiveness.

## Frequently Bought Together

- THORNE Theanine - 200mg of L-Theanine - Support a Healthy Stress Response, Relaxation, and Focus - Increases Brain Alpha-Wave Production* - 90 Capsules
- THORNE Super EPA - Omega-3 Fatty Acids EPA 425mg & DHA 270mg Supplement - Support Brain, Cardiovascular, Joints & Skin* - Gluten, Dairy & Soy-Free - 90 Gelcaps
- THORNE - Magnesium Glycinate - Support Restful Sleep, Muscle Relaxation, Heart Health, and Metabolism* - Chelated Magnesium Capsules - 90 Servings

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**Shop now:** [https://www.desertcart.jp/products/58983932-theanine-200-mg-l-theanine-supplement-90-capsules](https://www.desertcart.jp/products/58983932-theanine-200-mg-l-theanine-supplement-90-capsules)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-13*