Nutricost L-Theanine 200mg, 120 Capsules, Double Strength – Non-GMO, Gluten Free

Price: £11.95 - £7.85
(as of Oct 23, 2025 22:10:05 UTC – Details)


L-theanine is a naturally occurring non-proteinogenic amino acid that is found in tea and other natural sources. It has been shown to help with cognitive performance and mental focus, as well as sleep and relaxation. Food supplements must not be used as a substitute for a varied diet. Do not exceed stated reccommended daily dose.
Is discontinued by manufacturer ‏ : ‎ No
Product Dimensions ‏ : ‎ 6.2 x 4.7 x 11.2 cm; 60 g
Manufacturer ‏ : ‎ Nutricost
ASIN ‏ : ‎ B01B3RWQNM
Item model number ‏ : ‎ No Model
Country of origin ‏ : ‎ USA
Customer reviews: 4.6 4.6 out of 5 stars 7,710 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
HEALTH BENEFITS – Our premium formulation and optimal dosage ensure you get the full benefits of L-Theanine. It’s third-party tested, and it has been shown to improve mental focus, sleep, blood pressure, and so much more.
PREMIUM QUALITY – This product follows the strictest quality regulation standards and is manufactured in a GMP compliant, FDA approved environment. Our purity tests ensure it’s free from contaminants and impactful for your wellbeing.
COGNITIVE PERFORMANCE – L-Theanine is thought to support cognitive performance and clear the so-called “brain fog”. Studies have shown it also increases focus and attention, helping you go farther with less.
REDUCES STRESS AND ANXIETY – Studies show that the natural properties of L-Theanine may help with relaxation and reduce anxiety and stress.
CUSTOMER SATISFACTION – The satisfaction of our customers is at the heart of what we do. Join the thousands of satisfied customers already using Nutricost L-Theanine and take control of your health today!