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💼 Elevate your focus game with Nutricost’s double strength calm boost!
Nutricost L-Theanine 200mg offers a high-potency, clean supplement designed to enhance focus and reduce stress. With 240 easy-to-take capsules per bottle, this non-GMO, gluten-free formula is manufactured in a GMP-compliant, FDA-registered facility, making it a reliable daily ally for professionals seeking mental clarity and calm.








| ASIN | B0731JC54K |
| Age Range Description | Adult |
| Best Sellers Rank | #1,220 in Health ( See Top 100 in Health ) #203 in Vitamins, Minerals & Supplements |
| Brand | Nutricost |
| Brand Name | Nutricost |
| Color | ice |
| Country of Publication | USA |
| Customer Reviews | 4.7 out of 5 stars 2,835 Reviews |
| Diet Type | Gluten Free |
| Dosage Form | Capsule |
| Flavor | Unflavored |
| Flavour | Unflavored |
| Global Trade Identification Number | 00810014679365 |
| Item Dimensions | 46 x 62 x 115 millimeters |
| Item Form | Capsule |
| Item Weight | 3.9 Ounces |
| Item form | Capsule |
| Item weight | 3.9 Ounces |
| Manufacturer | Nutricost |
| Manufacturer Part Number | NC-LTHEAN240 |
| Material Features | Food Safe |
| Material Type Free | en_AE |
| Number of Items | 1 |
| Primary Supplement Type | L-Theanine |
| Primary supplement type | L-Theanine |
| Product Benefits | Reduce Stress and Anxiety |
| Special Ingredients | L-Theanine |
| Specific Uses For Product | Laboratory |
| UPC | 810014679365 |
| Unit Count | 240 Count |
| Unit count | 240 Count |
A**R
My Daily ADHD-Friendly Focus Support
I've been taking L-Theanine every morning on an empty stomach, and it's been a great experience. It's very gentle on the stomach and doesn't make me feel sick at all. I’ve noticed a nice boost in the mornings, less brain fog, and better focus and concentration throughout the day. As someone with ADHD who doesn’t take prescription medication, this has been a really helpful option. It genuinely works for me, and I highly recommend it!
L**E
As described
It’s good supplement… works for me
A**V
It works on me.
It works on me.
A**A
Good and absorbent
Excellent product!
I**A
Cannot take coffee without l-theanine anymore
I like it, I feel it helps me if I take it with coffee
F**O
Los pedidos llegan a tiempo y en buen estado
Muy buen producto. En 15 días, sentí la diferencia. Duermo mejor y estoy más relajado.
E**R
Calm and Focused Without Losing Edge
Nutricost’s L-Theanine has become a go-to for staying calm without crashing. The 200mg dose hits that perfect balance — enough to smooth out tension and overthinking, but not so much that you feel sleepy or slow. I’ve been pairing it with coffee in the morning and using it solo during high-stress afternoons. It keeps the mind sharp and anxiety in check. No jitters, no emotional fog — just calm, clean focus. The 240-count bottle is a solid value. One bottle lasts a long time, and every capsule has been consistent in quality. Pros: Smooths stress and promotes focus without drowsiness Pairs well with caffeine for balanced energy Noticeable effects within 30–60 minutes No weird taste or smell Excellent value for the capsule count Cons: Capsules are a little big — not a huge deal but worth noting Effects build with consistent use — don’t expect a miracle off one dose Bottom Line: If you’re looking for something that keeps you calm, focused, and steady — especially in high-pressure environments — this is one of the best tools out there. Clean, effective, and reliable.
J**I
Zen in a Capsule, Without the Weird Yoga Class
I grabbed Nutricost L-Theanine 200mg because I wanted to feel calm without turning into a monk or hugging a tree. Spoiler: it works. Why This Supplement Deserves a Chill Medal: Double Strength = Double Chill: One capsule and I go from “why is my email on fire” to “huh… maybe my inbox can wait” in like 30 minutes. Instant calm, no chanting required. 240 Capsules = Zen for Days: Honestly, I might outlive all my stress with this supply. I feel like I could survive a family reunion and a Black Friday sale without breaking a sweat. No Weird Side Effects: Unlike my attempts at meditation, this doesn’t involve falling asleep in awkward positions or drooling on the floor. Focus + Calm Combo: It’s like my brain turned down the panic volume but kept the productivity playlist going. Tiny Quibbles (Because Nothing’s Perfect): Hard to Share: My partner tried one and immediately asked for more. Apparently, calm is contagious… and addictive. Not Instant Enlightenment: It’s great, but it won’t make me levitate or solve existential mysteries. I’m still working on step two: the “inner peace while on Zoom calls.” Bottom Line: If you want to tame stress, stay alert, and pretend you’re a zen master without actually joining a monastery, these Nutricost L-Theanine capsules are your new BFF. Highly recommend for anyone whose “chill button” has gone missing.
C**S
Excelente
Excelente me ha ayudado mucho estoy más concentrada la tomamos todos en casa
J**.
Consistent Quality and Excellent Value
Solid product as always from Nutricost. The quality has been consistently good, and the 200mg dose is perfect without needing multiple capsules. Easy to take, no strange taste or side effects, and the 240-count bottle lasts a long time which makes it a great value. I’ve used several Nutricost products and they’ve always been dependable. Highly recommend if you’re looking for a quality L-Theanine supplement.
Trustpilot
2 weeks ago
2 weeks ago