L-Theanine 200 mg®

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Serving Size: 1 Vege Capsule(s) · 1 per day

Not Present

• 

  Health Thru Nutrition L-Theanine 200mg 120 Vegecaps

  Newtraceuticals4.6(15)

  $18.16
• 

  Nature's Truth L-Theanine 200mg 60 Quick Release Capsules

  Walmart4.8(85)

  $8.99Lowest
• 

  Nature Made Chewable L Theanine Tablets

  Target4.4(69)

  $13.99
• 

  Vital Nutrients L-Theanine

  boulevardcompounding.com4.7(51)

  $36.99
• 

  Bluebonnet Nutrition Bluebonnet L-Theanine 200 mg

  Whole Foods Market3.7(3)

  $15.29
• 

  Now Foods L-Theanine 200mg Double Strength 120 Veg Capsules

  Walmart4.7(7600)

  $20.79
• 

  Nutricost L-Theanine Capsules

  Target4.8(7400)

  $8.99Lowest
• 

  L-Theanine Solaray

  Solaray4.7(118)

  $48.99

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

• Arbor Vitamins

  5.0 (13)

  Vitamin & Supplements Shop

  128 City Rd, London EC1V 2NX

  Directions

• Planetis Natural Health & Nutrition

  5.0 (38)

  Vitamin & Supplements Shop

  32 Clifton Rd, London W9 1ST

  Directions020 7289 4551

• Novomins

  4.9 (480)

  E-commerce service

  Suite 1000, 405 King's Rd, London SW10 0BB

  Directions01863 723207

• Nutri Tailor

  5.0 (13)

  Vitamin & Supplements Shop

  85 Great Portland St, London W1W 7LT

  Directions

• The Really Healthy Company

  4.9 (16)

  Vitamin & Supplements Shop

  Unit 1, 2 Royal Oak Yard, London SE1 3GB

  Directions020 8480 1000

• Dietapplements Limited

  4.8 (6)

  Vitamin & Supplements Shop

  27 Old Gloucester St, London WC1N 3AX

  Directions01892 506990

• Indi Supplements

  4.3 (12)

  Vitamin & Supplements Shop

  27 Old Gloucester St, London WC1N 3AF

  Directions

• ITL Health

  5.0 (37)

  Vitamin & Supplements Shop

  50 Broadway, London SW1H 0BL

  Directions0118 321 7628

• L-theanine as a functional food additive: Its role in disease prevention and health promotion

  J Williams, J Kellett, PD Roach, A McKune… - 2016 - openresearch.newcastle.edu.au

  … More recently, L-THE (200 mg) was administered in the form of a beverage to 36 healthy … Nobre, AC; Rao, A.; Owen, GN L-Theanine, a natural constituent in tea, and its effect on …

  201678 citations

• L-theanine—a unique amino acid of green tea and its relaxation effect in humans

  LR Juneja, DC Chu, T Okubo, Y Nagato… - Trends in Food Science & …, 1999 - Elsevier

  … –200 mg), signifying relaxation without causing drowsiness. With the successful industrial production of L-theanine… L-theanine is synthesized naturally from glutamic acid and ethylamine …

  1999727 citations

• The effects of green tea amino acid L-theanine consumption on the ability to manage stress and anxiety levels: a systematic review

  JL Williams, JM Everett, NM D'Cunha, D Sergi… - … foods for human nutrition, 2020 - Springer

  … acid, L-theanine (L-THE) is associated with several health … form of orally administered nutritional supplements, on stress … Our findings suggest that supplementation of 200–400 mg/day …

  2020221 citations

• Green tea and theanine: health benefits

  R Cooper - International journal of food sciences and nutrition, 2012 - Taylor & Francis

  … using 100mg of L-theanine and 200 mg of a decaffeinated … L-theanine, the concentration of which varies from 0.6 to 2.38g/100g of tea depending on the cultivar. Through the natural …

  2012134 citations

• L‐Theanine: properties, synthesis and isolation from tea

  QV Vuong, MC Bowyer… - … of the Science of Food and …, 2011 - Wiley Online Library

  … natural sources remain an important area of research. In this review article, the properties and health … Administration of 200 mg of L-theanine dissolved in 100 mL of water resulted in the …

  2011321 citations

• L-theanine, unique amino acid of tea, and its metabolism, health effects, and safety

  D Türközü, N Şanlier - Critical reviews in food science and nutrition, 2017 - Taylor & Francis

  … L-theanine (200 mg), caffeine (100 mg) or placebo and at the end of the study it was found out that L-theanine … doses, forms (in synthetic or natural product matrix), and exposure in …

  2017250 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2018-07-25. DSLD Label ID: 177686. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.