Best L Theanine 2

Peter | 26-12-2025

With so many great Best L Theanine 2 to pick from, like those from brands such as Nutricost,Nature’s Trove,Nature’s Way,Micro Ingredients,Sports Research,NOW Foods, it can be tricky for customers to decide what to buy. But after extensive research, we’ve discovered the stand-out Best L Theanine 2 currently on the market.

Our team rigorously tested numerous products available to consumers. The one that stands at the top of our list is Nutricost Best L Theanine 2, thanks to its impressive performance and features. Below you’ll find more of our top-rated picks, along with insightful analysis from our seasoned experts. Check out their thoughts before making your purchasing choice. With this guide backing your decision, you’re sure to end up with a Best L Theanine 2 you’ll love.

Editor's Choice
Nature's Trove L-Theanine 200mg 120 Vegetarian Capsules
Nature's Trove L-Theanine 200mg 120 Vegetarian Capsules
Premium Pick
Sports Research L-Theanine Supplement with Caffeine & Coconut MCT Oil - Focused Energy, Alertness &
Sports Research L-Theanine Supplement with Caffeine & Coconut MCT Oil - Focused Energy, Alertness &
Budget Pick
Nutricost L-Theanine 200mg, 120 Capsules, Double Strength - Non-GMO, Gluten Free
Nutricost L-Theanine 200mg, 120 Capsules, Double Strength - Non-GMO, Gluten Free

Top 10 Best L Theanine 2

We researched and compared the top products in the Best L Theanine 2 category to provide you with these recommendations.

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

Nutricost L-Theanine 200mg, 120 Capsules, Double Strength - Non-GMO, Gluten Free
9.5

Nutricost

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  • 120 Capsules of L-Theanine Per Bottle
  • 200mg L-Theanine Per Serving (120 Servings)
  • Easy To Take Capsules
  • Non-GMO, Gluten Free
  • Manufactured In a NSF Certified, GMP Compliant, FDA Registered Facility

2. Nature's Trove L-Theanine 200mg 120 Vegetarian Capsules

Nature's Trove L-Theanine 200mg 120 Vegetarian Capsules
9.8

Nature's Trove

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  • L-Theanine 200mg may promote relaxation without drowsiness. Also may restores a sense of calm.
  • Found naturally in green tea
  • Natural Ingredients - Good Health from the Source!
  • Made in the USA - GMP NSF Certified Facility - Kosher Certified
  • To SAVE EVEN MORE! Select our SUPER VALUE SIZE - 365 Vegetarian Capsules

3. Nature's Way L-Theanine, Stress Support*, Promotes Relaxation*, 200 mg per 2-Capsule Serving, Vegan,

Nature's Way L-Theanine, Stress Support*, Promotes Relaxation*, 200 mg per 2-Capsule Serving, Vegan,
9.1

Nature's Way

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  • Nature's Way L-Theanine provides fast-acting stress relief.* Fast-acting L-theanine works within 30-60 minutes to promote relaxation.*
  • Drug-free stress relief.* Supports a calm mind without daytime drowsiness.*
  • Adults take 2 capsules one to two times daily.
  • Gluten-free and vegan. No corn, wheat, soy, dairy, gelatin, or artificial colors or flavors.
  • At Natures Way, we believe nature is the ultimate problem solver. For over 50 years, we have looked to the natural world for inspiration. Our quality vitamins and supplements are formulated to help you find your way to wellness.

4. L-Theanine 200mg with Magnesium Glycinate, 400 Coconut MCT Oil Softgels | Relaxation, Focus & Muscle

L-Theanine 200mg with Magnesium Glycinate, 400 Coconut MCT Oil Softgels | Relaxation, Focus & Muscle
8.9

Micro Ingredients

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  • Micro Ingredients offers 2-in-1 L-Theanine with Magnesium Glycinatecoconut oil softgels. A well-absorbed formula combining natural amino acidsand minerals.
  • Each pouch offers 400 easy-to-consume softgels infused with coconut andMCT oil. A long-lasting 200-serving supply, delivering 200mg L-Theanine and200mg Magnesium Glycinate per serving.
  • L-Theanine and magnesium glycinate are important micronutrients thatwork together to support muscle health, relaxation, and focus. Take it in themorning or at night to enjoy their benefits.
  • High bioavailable theanine and magnesium forms for easy digestion. Theaddition of MCT coconut oil offers an easily absorbed healthy carrier foroptimal absorption of nutrients.
  • Premium non-GMO L-Theanine supplements. Made without soy, dairy, andgluten. Ingredients must pass our 3rd party lab tests to ensure a product thatis safe, pure, and potent.

5. Sports Research Double Strength L-Theanine Supplement - Suntheanine Softgels for Focus, Relaxation &

Sports Research Double Strength L-Theanine Supplement - Suntheanine Softgels for Focus, Relaxation &
8.7

Sports Research

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  • ALERT & CALM: L-Theanine, commonly found in the flavonoid herbal green tea, is used as an ayurvedic substitute for those who want the antioxidant benefits of green tea but without caffeine. Encapsulated in a once-daily liquid softgel, our L-Theanine supports feelings of relaxation, calm, focus, and alertness*
  • DOUBLE THE SUPPORT: To optimize your potential and give the utmost support, our L-theanine 200 mg amino acid softgels provide double the amount of L-theanine green tea extract commonly found in energy supplements in a convenient max-strength formula
  • PATENTED SUNTHEANINE: Formulated with patented and clinically researched Suntheanineyou get all of the alertness and relaxation (+ the increase in alpha brain waves) without the jitters or crash of caffeine, energy pills, or energy drinks*
  • PREMIUM INGREDIENTS: We hold all of our supplements to a higher standard. Rest assured that your L-Theanine is crafted using 100% organic coconut oil and an entirely non-GMO verified, gluten-free and soy-free product. Manufactured in the USA in cGMP-compliant facilities
  • THE SPORTS RESEARCH DIFFERENCE: Founded in Southern California in 1980, Sports Research is a family-owned business born from a passion for fitness and wellness. Our goal is to embrace the sport of life through research-backed products created for every bodyinside and out

6. NOW Foods L-Theanine, Double Strength 200 mg Per Cap - 180 Veg Capsules - Enhanced with 100mg

NOW Foods L-Theanine, Double Strength 200 mg Per Cap - 180 Veg Capsules - Enhanced with 100mg
7.7

Now Foods

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  • NOW Foods L-Theanine 200 mg, 180 Veg Capsules
  • STRESS MANAGEMENT - Promotes relaxation without the drowsiness or negative side effects associated with other calming agents.*
  • BONUS - MADE WITH INOSITOL - This premium formulation includes 100 mg of inositol, a member of the B-vitamin family that is essential for brain and nervous system health.* It is sometimes called vitamin B8.
  • GOING GREEN: We are planting 1 tree for every 20 bottles sold of this 180-count size product, up to 5,000 trees per year. Help us make the world a greener place.
  • TRUSTED QUALITY FOR OVER 50 YEARS - Family owned since 1968. Based in the heart of America on solid Midwestern values. NOWs mission is to empower healthier lives by offering top-notch supplements at afforable prices.

7. Sports Research L-Theanine Supplement with Caffeine & Coconut MCT Oil - Focused Energy, Alertness &

Sports Research L-Theanine Supplement with Caffeine & Coconut MCT Oil - Focused Energy, Alertness &
9.8

Sports Research

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  • BETTER TOGETHER: Sports Research L-theanine and Caffeine offer 2-in-1 support by boosting mental focus and alertness while promoting wakefulness. This nootropic stack enhances both cognitive and physical productivity, making it ideal for studying, gaming, or exercising.
  • CLEAN ENERGY: Just one (1) liquid softgel provides 200mg of L-theanine with 100mg of organic Caffeine + coconut MCT oil for a convenient & economical alternative to sugary energy drinks and coffee.
  • TRADEMARK INGREDIENTS: Formulate with Alphawave - a highly purified and standardized brand of L-theanine and PurCaf Caffeine from organic green coffee beans.
  • QUALITY TESTED: We hold all of our supplements to a higher standard. Rest assured that your L-Theanine + Caffeine softgels are crafted using non-GMO ingredients with no fillers, gluten, or seed oils. Manufactured in the USA in a cGMP-compliant facility.
  • THE SPORT OF LIFE: Founded in Southern California in 1980, Sports Research is a family-owned business born from a passion for fitness and wellness. Our goal is to embrace the sport of life through research-backed products created for every bodyinside and out.

8. Best Naturals L-Theanine 200mg per Tablet (400mg per 2 Tablets) - Promotes Relaxation Without

Best Naturals L-Theanine 200mg per Tablet (400mg per 2 Tablets) - Promotes Relaxation Without
8

Best Naturals

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  • 3rd Party Lab Tested for Purity & Quality.
  • 200 mg of L-Theanine per Tablet - 120 Tablets per Bottle.
  • Non-GMO & Gluten-Free.
  • Proudly Made in USA, GMP Compliant, FDA Registered Facility.
  • No Artificial Color, Flavor, or Sweetener, No Preservatives, No Sugar, No Milk, No Corn, No Soy, No Egg, No Lactose, No Gluten, No Wheat, No Yeast, No Fish. Sodium Free.

9. NOW Foods L-Theanine, Double Strength 200 mg Per Cap - 180 Veg Capsules (Pack of 2) (360 Total caps)

NOW Foods L-Theanine, Double Strength 200 mg Per Cap - 180 Veg Capsules (Pack of 2) (360 Total caps)
7.9

Now Foods

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  • NOW Foods L-Theanine 200 mg, 180 Veg Capsules (Pack of 2)
  • This product has twice the L-Theanine (200 mg per capsules) as in NOW's regular strength product (100 mg per capsule).
  • Theanine promotes relaxation while maintaining alertness and promotes healthy cognitive function.*
  • This premium formulation includes 100 mg of inositol, a member of the B-vitamin family that is essential for brain and nervous system health.* It is sometimes called vitamin B8.
  • This listing contains a 180-day to a 360-day supply when taken according to the suggested usage on the bottle. Suggested Usage: Take 1 capsule 1-2 times daily as needed, preferably on an empty stomach.

10. MaryRuth's L Theanine 200mg Liquid Drops | Mood Support for Adults & Kids | Focus Supplement |

MaryRuth's L Theanine 200mg Liquid Drops | Mood Support for Adults & Kids | Focus Supplement |
7.7

Maryruth Organics

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  • L-Theanine Liquid Drops: Support mood | cognitive function | sleep and more with these delicious | lemon-lime flavored liquid drops. With L-Theanine in easy-to-take liquid form | you can simply take it by mouth | add to a glass of water | your favorite morning juice | or a smoothie!
  • Multiple Benefits: L-Theanine is an amino acid found primarily in green and black tea and some mushrooms that helps support relaxation.
  • Vegan Formula: Per Serving (60 Drops): 200 mg L-Theanine. Other Ingredients: Purified Water | Organic Glycerin | Citric Acid | Natural Flavor | Organic Stevia Leaf Extract | and Potassium Sorbate. Formulated for Adults and Kids.
  • Easy-to-Take-Drops: Shake well before each use. Once daily | take directly by mouth. Avoid direct dropper contact to mouth to prevent product contamination. Use the following to assess dosage or dose as recommended by a physician or healthcare professional: 4-8 Years: Up to 30 drops (1 mL)/day | 9-13 Years: Up to 60 drops (2 mL)/day | 14+ Years: Up to 60 drops (2 mL)/day | Pregnant/Lactating: Consult with a physician or healthcare professional.
  • For Most Lifestyles: MaryRuth L Theanine liquid drops are Non-GMO | Vegan | Dairy Free | Nut Free | Soy Free | and Sugar Free. Made in a GMP (Good Manufacturing Practice) Facility. Each bottle comes with 30 servings.

Peter

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