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🧠 Elevate your mind, master your day.
THORNE Theanine provides 200 mg of L-Theanine per serving to promote relaxation, focus, and memory by increasing alpha-wave brain activity. This vegetarian, gluten- and soy-free supplement supports natural stress resilience and cognitive health through enhanced neurotransmitter balance. Third-party tested and trusted by professional athletes and healthcare experts, it offers 90 servings of clean, clinically backed brain support.



























| ASIN | B0797BLW59 |
| Age Range Description | Adult |
| Best Sellers Rank | #2,315 in Health ( See Top 100 in Health ) #17 in Stress Reduction Products |
| Brand | THORNE |
| Brand Name | THORNE |
| Color | red |
| Container Type | Bottle |
| Country of Publication | USA |
| Customer Reviews | 4.7 out of 5 stars 748 Reviews |
| Diet Type | Vegetarian |
| Dosage Form | Capsule |
| Flavor | Unflavored |
| Flavour | Unflavored |
| Item Dimensions | 5.3 x 5.3 x 9.4 centimeters |
| Item Form | Capsule |
| Item Weight | 0.2 Grams |
| Item form | Capsule |
| Item weight | 0.2 Grams |
| Manufacturer | Thorne Research |
| Manufacturer Part Number | SA508-R |
| Material Features | Gluten Free, Soy Free |
| Material Type Free | en_AE |
| Model Name | SA508 |
| Model Number | SA508 |
| Number of Items | 1 |
| Primary Supplement Type | L Theanine |
| Primary supplement type | L Theanine |
| Product Benefits | Brain Health Support |
| Special Ingredients | Amino Acids |
| Specific Uses For Product | Laboratory |
| UPC | 693749508014 |
| Unit Count | 90 Count |
| Unit count | 90 Count |
A**A
helps with sleep and focus
I like it it gives me deep sleep
A**D
ممتاز
رائع
D**Y
Useless
Useless, doesn’t work for me. Thorne Stress B Complex works better.
T**R
LOVE
Bought these to take at bed time for sleep quality and to reduce sleep disturbance. I take this and magnesium both at bed time and when I forget I usually can tell the difference! The Thorne brand is a bit more expensive due to the high quality of ingredients, but worth it! If I'm going to buy again I will get this brand!
K**Y
For the occasional anxiety.
These help so much for when I have something big planned that I know would cause me anxiety. They kick in within 30-45 mins and they give this calm. I don't get dizzy or tired, just a feeling like my anxiety was knocked down a notch or two. It doesn't completely eliminate it, but it makes it manageable. Super easy to swallow they are very small pills, no weird texture, taste or smell. No other weird side effects, that I've experienced. Pretty good quality.
J**S
Why didn't anyone tell me about this years ago??!
Is helping DS and I a LOT with our anxiety/general feeling of well-being. We're both neurodivergent and I'm postmenopausal to boot. I find 2 capsules per day, spread out, are the most effective for me.
J**A
Calm, Focused, and Finally at Ease
I’ve been taking Thorne L-Theanine for a while now, and it has made a noticeable difference in my anxiety. Within about 30–45 minutes, I feel calmer and more focused without feeling drowsy. It’s like my brain finally has a “pause button” during stressful moments. I love that L-Theanine helps promote relaxation by supporting alpha-wave production in the brain, and it also boosts GABA, which helps my mind slow down when I’m spiraling. Since I started taking it, I’ve been able to focus better, handle stress more calmly, and my overall mood feels steadier. I also appreciate that Thorne’s supplements are third-party tested—I feel good knowing what’s on the label is actually what I’m taking. This has become a staple in my routine, and I’d recommend it to anyone looking for a natural way to support a healthy stress response.
Trustpilot
1 day ago
1 month ago