20 Best Enzymatic Therapy L Theanine [2024]

Are you looking for the best enzymatic therapy l theanine? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling enzymatic therapy l theanine.

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1 Nature's Way L-Theanine, Suntheanine Brand, Patented Amino Acid, 200 mg Potency, 180 Capsules Nature's Way L-Theanine, Suntheanine Brand, Patented Amino Acid, 200 mg Potency, 180 Capsules
2 Natures Way, L Theanine, 60 Veg Capsules Natures Way, L Theanine, 60 Veg Capsules
3 Life Extension L-Theanine, 100 mg, 60 Vegetarian Capsules — Supports a Calming & Mood Enhancing... Life Extension L-Theanine, 100 mg, 60 Vegetarian Capsules — Supports a Calming & Mood Enhancing...
4 Enzymatic Therapy Nature’s Way Stress End Active Lifestyle Formula, 90 Capsules Enzymatic Therapy Nature’s Way Stress End Active Lifestyle Formula, 90 Capsules
5 Doctor's Best L-Theanine Contains Suntheanine, Helps Reduce Stress & Sleep, Non-GMO, Gluten Free,... Doctor's Best L-Theanine Contains Suntheanine, Helps Reduce Stress & Sleep, Non-GMO, Gluten Free,...
6 Sports Research Double Strength ‘Suntheanine’ L-Theanine with Organic Coconut Oil - Promotes... Sports Research Double Strength ‘Suntheanine’ L-Theanine with Organic Coconut Oil - Promotes...
7 Integrative Therapeutics L-Theanine 200 mg - Suntheanine Brand L-Theanine - Promotes a Relaxed State... Integrative Therapeutics L-Theanine 200 mg - Suntheanine Brand L-Theanine - Promotes a Relaxed...
8 Stress-Relax Chewable Tranquil Sleep by Natural Factors, Sleep Aid, Tropical Fruit Flavor, 120... Stress-Relax Chewable Tranquil Sleep by Natural Factors, Sleep Aid, Tropical Fruit Flavor, 120...
9 Pure Encapsulations L-Theanine | Amino Acid Supplement for Relaxation and Wellness* | 60 Capsules Pure Encapsulations L-Theanine | Amino Acid Supplement for Relaxation and Wellness* | 60 Capsules
10 Healthy Origins L-Theanine (AlphaWave) 100 mg, 180 Veggie Caps Healthy Origins L-Theanine (AlphaWave) 100 mg, 180 Veggie Caps
11 L-Theanine 200mg Super Value Size - 365 Vegetarian Capsules L-Theanine 200mg Super Value Size - 365 Vegetarian Capsules
12 Integrative Therapeutics Cortisol Manager - with Ashwagandha, L-Theanine - Reduces Stress to Support... Integrative Therapeutics Cortisol Manager - with Ashwagandha, L-Theanine - Reduces Stress to...
13 Nutricost L-Theanine 200mg, 120 Capsules, Double Strength - Non-GMO, Gluten Free Nutricost L-Theanine 200mg, 120 Capsules, Double Strength - Non-GMO, Gluten Free
14 Nature's Way ADRENergize, With Cortex & Whole Adrenal, 50 Capsules Nature's Way ADRENergize, With Cortex & Whole Adrenal, 50 Capsules
15 EZ Melts L-Theanine, 200 mg, Sublingual Vitamins, Vegan, Zero Sugar, Natural Cherry Flavor, 60 Fast... EZ Melts L-Theanine, 200 mg, Sublingual Vitamins, Vegan, Zero Sugar, Natural Cherry Flavor, 60...
16 Nature's Way Mega-Zyme, Relieves Occasional Muscle Soreness*, 200 Tablets Nature's Way Mega-Zyme, Relieves Occasional Muscle Soreness*, 200 Tablets
17 Solgar L-Theanine 150 mg, 60 Vegetable Capsules - Mood Support - Promotes Relaxation - Vegan, Gluten... Solgar L-Theanine 150 mg, 60 Vegetable Capsules - Mood Support - Promotes Relaxation - Vegan,...
18 HUM Calm Sweet Calm - Calm Gummies with L-Theanine & Ashwagandha for Stress Relief - Natural Calm... HUM Calm Sweet Calm - Calm Gummies with L-Theanine & Ashwagandha for Stress Relief - Natural Calm...
19 Stress-Relax Chewable Suntheanine L-Theanine 100 mg by Natural Factors, Non-Drowsy Stress Support... Stress-Relax Chewable Suntheanine L-Theanine 100 mg by Natural Factors, Non-Drowsy Stress Support...
20 Pure Encapsulations L-Theanine | Amino Acid Supplement for Relaxation and Wellness* | 120 Capsules Pure Encapsulations L-Theanine | Amino Acid Supplement for Relaxation and Wellness* | 120 Capsules
Bestseller No. 1
Nature's Way L-Theanine, Suntheanine Brand, Patented Amino Acid, 200 mg Potency, 180 Capsules
  • Promotes relaxation.*
  • Contains the patented form of L-theanine, Suntheanine.
  • Contains 100 mg L-theanine per serving.
  • Helps you get the rest and relaxation you need.*
  • Gluten-free and vegetarian. No salt, yeast-derived ingredients, corn, wheat, soy, dairy, or artificial colors, flavors, or preservatives.
Bestseller No. 2
Natures Way, L Theanine, 60 Veg Capsules
  • Promotes relaxation.*
  • Contains the patented form of L-theanine, Suntheanine.Keep out of reach of children
  • Contains 100 mg L-theanine per serving.
  • Helps you get the rest and relaxation you need.*
  • Gluten-free and vegetarian. No salt, yeast-derived ingredients, corn, wheat, soy, dairy, or artificial colors, flavors, or preservatives.
Bestseller No. 3
Life Extension L-Theanine, 100 mg, 60 Vegetarian Capsules — Supports a Calming & Mood Enhancing...
  • HEALTHY STRESS RESPONSE - L-Theanine is an amino acid found in tea that produces a calming effect by favorably modulating several aspects of brain...
  • Product Note: Exposure to heat or sunlight may lead to melting/damage of product. Hence customers are expected to be available during the product...
  • CALMING EFFECTS AT THE CELLULAR LEVEL - L-Theanine has been shown to modulate the formation of the neurotransmitter GABA (gamma amino butyric acid)....
  • SIMILAR EFFECTS TO MASSAGE AND MEDITATION - Studies show that the calming effects of L-Theanine encourage brainwave patterns that are similar to those...
  • INGREDIENTS MATTER - Sourced using only the finest raw ingredients with the purity and potency your body deserves. The majority of our products are...
SaleBestseller No. 4
Enzymatic Therapy Nature’s Way Stress End Active Lifestyle Formula, 90 Capsules
  • ACTIVE LIFESTYLE FORMULA. Nutrient replenishment.
  • GLUTEN-FREE. No salt, yeast-derived ingredients, wheat, soy, dairy, or artificial colors, flavors, or preservatives.
  • Directions: Take 1 capsule daily.
  • Allergen information: gluten_free
Bestseller No. 5
Doctor's Best L-Theanine Contains Suntheanine, Helps Reduce Stress & Sleep, Non-GMO, Gluten Free,...
  • Doctor’s Best L-Theanine contains Suntheanine, a pure form of L-Theanine on the market produced via a patented process that mimics the natural...
  • CALMNESS – L-Theanine supports relaxation and a sense of calm without causing drowsiness or loss of focus. This amino acid found naturally in tea...
  • SUPPORTS BRAIN HEALTH - L-Theanine is a powerful Amino Acid that enhances cognitive performance and alertness. L-Theanine may help improve quality of...
  • SUNTHEANINE - L-theanine is an agent that is used for nervousness and tension by supporting mental tranquility. Suntheanine may normalize the body’s...
  • During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when...
SaleBestseller No. 6
Sports Research Double Strength ‘Suntheanine’ L-Theanine with Organic Coconut Oil - Promotes...
  • ALERT & CALM: L-Theanine is an amino acid commonly found in green tea and is believed to help with relaxation. Suntheanine is patented, researched,...
  • PREMIUM QUALITY: Sports Research is proud to offer products using only the best ingredients available so that you can have total peace of mind in the...
  • Our products are made in cGMP compliant facilities in the United States, using only the best ingredients from domestic & international origins. For...
  • EASY TO USE: As a dietary supplement, simply take one (1) easy to swallow liquid softgel daily with or without food or as directed by your qualified...
  • THE SPORTS RESEARCH DIFFERENCE: Created in 1980, Sports Research is a privately-owned business born from a passion for fitness, wellness, and healing....
Bestseller No. 7
Integrative Therapeutics L-Theanine 200 mg - Suntheanine Brand L-Theanine - Promotes a Relaxed State...
  • L-Theanine is an amino acid that supports a relaxed state without diminishing daytime alertness*
  • Suntheanine L-Theanine is an amino acid that helps support relaxation and a healthy stress response*
  • Clinically studied, L-theanine can support a healthy stress response*
  • Soy free, dairy free. No wheat, corn, or artificial colors, flavors, or preservatives
Bestseller No. 8
Stress-Relax Chewable Tranquil Sleep by Natural Factors, Sleep Aid, Tropical Fruit Flavor, 120...
  • A good night's rest: Our advanced, non-habit-forming blend of natural ingredients helps prepare you for a refreshing and rejuvenating sleep without...
  • Sleep soundly, regularly: Calms the nerves and encourages a deeper, uninterrupted rest; Helps support a healthy sleep cycle.
  • A natural sleep aid: Contains Suntheanine L-Theanine (200 mg), 5-HTP (30 mg) and melatonin (3 mg) to support every stage of slumber
  • Two tablets: Chew at bedtime or as directed by a health professional; Vegan, non-GMO, non-habit-forming and free of gluten and soy; Tropical flavored
  • Third-party certified: Independently tested for GMOs and over 700 contaminants using advanced technology such as mass spectrometry to ensure purity...
Bestseller No. 9
Pure Encapsulations L-Theanine | Amino Acid Supplement for Relaxation and Wellness* | 60 Capsules
  • Supports Relaxation: l-Theanine is a unique amino acid derived from green tea, which has been recognized for centuries as having relaxant properties...
  • Support For Occasional Stress: I-Theanine may also ease occasional nervous tension and irritability and help moderate occasional stress.*
  • Nervous System Support: l-Theanine has been reported to moderate the effects of caffeine on the central nervous system.*
  • Pure Quality: Our supplements are made with only premium ingredients sourced from trusted suppliers and guided by our nutritional experts, then...
  • Pure Difference: What makes us different isn't just our process or what goes into our supplements -- what we leave out matters, too. Pure...
SaleBestseller No. 10
Healthy Origins L-Theanine (AlphaWave) 100 mg, 180 Veggie Caps
  • A WAVE OF RELAXATION: L-Theanine is an amino acid found in green tea leaves, and is known to be one of nature’s natural relaxants: it directly...
  • The AlphaWave Difference: Since L-Theanine is found in tea leaves at a very low concentration, it is not practical to produce L-Theanine from Green...
  • Profile Proven Quality Assurance: AlphaWave L-Theanine is manufactured with Profile Proven quality assurance. This quality control program was started...
  • During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when...
SaleBestseller No. 11
L-Theanine 200mg Super Value Size - 365 Vegetarian Capsules
  • SUPER VALUE SIZE - 365 Vegetarian Capsules
  • L-Theanine 200mg may promote relaxation without drowsiness - May restore 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
Bestseller No. 12
Integrative Therapeutics Cortisol Manager - with Ashwagandha, L-Theanine - Reduces Stress to Support...
  • New look, same great product (now in a clear coat)
  • With ongoing use, supports balanced cortisol levels and a healthy response to everyday stress.*
  • Stress-reducing proprietary blend includes clinically studied Sensoril brand ashwagandha*
  • Promotes relaxation and calm to support restful sleep.* (Melatonin-free supplement)
  • Your adrenal glands play a large role in regulating stress levels. Cortisol Manager helps to reduce stress and support adrenal health.*
Bestseller No. 13
Nutricost L-Theanine 200mg, 120 Capsules, Double Strength - Non-GMO, Gluten Free
  • 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 GMP Compliant, FDA Registered Facility
SaleBestseller No. 14
Nature's Way ADRENergize, With Cortex & Whole Adrenal, 50 Capsules
  • Adrenal energy.*
  • Glandulars for adrenal support.*
  • Gluten-free.
Bestseller No. 15
EZ Melts L-Theanine, 200 mg, Sublingual Vitamins, Vegan, Zero Sugar, Natural Cherry Flavor, 60 Fast...
  • L-Theanine supports healthy stress response
  • Promotes relaxation and a sense of calm
  • 60 fast melting tablets with "Sweet Cherry" flavor
  • MADE IN THE USA: Zero Sugar, Vegan, Gluten-Free, Non-GMO, Natural Flavors, Natural Sweeteners, Natural Colors
Bestseller No. 16
Nature's Way Mega-Zyme, Relieves Occasional Muscle Soreness*, 200 Tablets
  • Formulated to relieve occasional muscle soreness and discomfort due to overexertion and exercise.*
  • Supports digestion and helps protect against occasional gas and bloating and digestive discomfort when taken with food.*
  • Contains egg and milk.
  • No yeast-derived ingredients or artificial colors.
Bestseller No. 17
Solgar L-Theanine 150 mg, 60 Vegetable Capsules - Mood Support - Promotes Relaxation - Vegan, Gluten...
  • Mood Support; L-Theanine is an amino acid, commonly found in green tea; It plays a key role in mood support by helping to interact with GABA (gamma...
  • Promotes Relaxation; Supplementation with L-Theanine can help maintain GABA levels, and promote a calm, relaxed mood
  • Optimal Absorption; This formulation provides free form, patented L-Theanine as Suntheanine to promote optimal absorption and assimilation
  • Gluten, Wheat & Dairy Free; Solgar L-Theanine Vegetable Capsules are vegan, kosher, and free of: gluten, wheat, dairy, soy, yeast, sugar, sodium,...
  • The Gold Standard: For over 70 years, Solgar has been committed to quality, health, and well-being. Our mission is to create the finest nutritional...
Bestseller No. 18
HUM Calm Sweet Calm - Calm Gummies with L-Theanine & Ashwagandha for Stress Relief - Natural Calm...
  • Calm Sweet Calm Gummies - Vegan cherry flavored gummy with ashwagandha for stress relief and cortisol health support.*
  • What’s Inside - Formulated with L-Theanine and a patented extract of Ashwagandha for women and men. Because Ashwagandha root and leaves may provide...
  • How Calm Sweet Calm Gummies Work - Unlike a typical anti stress supplement, these Ashwagandha and L-Theanine gummies contain ingredients to help...
  • How to Take - Take two gummies, at any time of day, with or without food.*
  • Quality Calm Gummies - These gummies for stress relief are vegan, gluten free and non-GMO. Discover more vitamins, gummies, and other ashwagandha for...
Bestseller No. 19
Stress-Relax Chewable Suntheanine L-Theanine 100 mg by Natural Factors, Non-Drowsy Stress Support...
  • Non-drowsy peace of mind: Feel calm and stay sharp with help from 100 mg of natural L-theanine in a delicious chewable; Fast-acting support for...
  • Calm and focused: Promotes calmness and helps stimulate an overall sense of relaxation; Perfect for working through daytime stress and relaxing at...
  • Natural ingredients: Suntheanine is a pure source of L-Theanine, an amino acid found in green tea and processed for maximum calming effects
  • Two tablets: Take up to 3 times daily; Vegan, non-GMO, non-habit forming and free of gluten and soy; Tropical flavored
  • Third-party certified: Independently tested for GMOs and over 700 contaminants using advanced technology such as mass spectrometry to ensure purity...
Bestseller No. 20
Pure Encapsulations L-Theanine | Amino Acid Supplement for Relaxation and Wellness* | 120 Capsules
  • Supports Relaxation: l-Theanine is a unique amino acid derived from green tea, which has been recognized for centuries as having relaxant properties...
  • Support For Occasional Stress: I-Theanine may also ease occasional nervous tension and irritability and help moderate occasional stress.*
  • Nervous System Support: l-Theanine has been reported to moderate the effects of caffeine on the central nervous system.*
  • Pure Quality: Our supplements are made with only premium ingredients sourced from trusted suppliers and guided by our nutritional experts, then...
  • Pure Difference: What makes us different isn't just our process or what goes into our supplements -- what we leave out matters, too. Pure...

Having trouble finding a great enzymatic therapy l theanine?

This problem is well understood by us because we have gone through the entire enzymatic therapy l theanine research process ourselves, which is why we have put together a comprehensive list of the best enzymatic therapy l theanines available in the market today.

After hours of searching and using all the models on the market, we have found the best enzymatic therapy l theanine for 2023. See our ranking below!

How Do You Buy The Best Enzymatic Therapy L Theanine?

Do you get stressed out thinking about shopping for a great enzymatic therapy l theanine? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching enzymatic therapy l theanine, which is why we have assembled a comprehensive list of the greatest enzymatic therapy l theanine available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for enzymatic therapy l theanine that you consider buying. Your questions might include the following:

  • Is it worth buying an enzymatic therapy l theanine?
  • What benefits are there with buying an enzymatic therapy l theanine?
  • What factors deserve consideration when shopping for an effective enzymatic therapy l theanine?
  • Why is it crucial to invest in any enzymatic therapy l theanine, much less the best one?
  • Which enzymatic therapy l theanine are good in the current market?
  • Where can you find information like this about enzymatic therapy l theanine?

We’re convinced that you likely have far more questions than just these regarding enzymatic therapy l theanine, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for enzymatic therapy l theanine, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible enzymatic therapy l theanine. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an enzymatic therapy l theanine buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available enzymatic therapy l theanine currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of enzymatic therapy l theanine has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an enzymatic therapy l theanine?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your enzymatic therapy l theanine.
  5. Customer Ratings: Number ratings grade enzymatic therapy l theanine objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their enzymatic therapy l theanine.
  7. Product Quality: You don’t always get what you pay for with an enzymatic therapy l theanine, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an enzymatic therapy l theanine is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining enzymatic therapy l theanine information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding enzymatic therapy l theanine is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

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FAQ:

Q: What is L-theanine and how does it work?

A: L-theanine is an amino acid that’s obtained from green tea leaves. It’s generally recommended to take it alongside stimulants such as caffeine as it helps calm things down and ward off jitters. However, only a handful of the products available out there are worth trying.

Q: Which is the best supplement for L-theanine?

A: Top 10 Best L-Theanine Supplements. 1 Sports Research. The Sports Research brand has been in the industry for quite some time and has garnered a great reputation so far. They’re known for … 2 Now Supplements. 3 Bulk Supplements. 4 Nature’s Trove. 5 Superior Labs. More items

Q: How much L-Theanine is in a bottle of L-theanine?

A: First off, it contains 200mg of L-Theanine. Worth noting is that what you get in this bottle isn’t generic L-theanine but the highly bioavailable Suntheanine. This is a premium ingredient that’s designed to specifically boost absorption within the digestive system.

Q: Is L-theanine a nootropic?

A: It just doesn’t make any sense from a biohacker’s perspective especially since calcium isn’t a nootropic compound. This L-theanine brand is made by Taiyo International INC. This is a top-tier company behind the well-known Suntheanine premium ingredient. In fact, Taiyo has been producing Suntheanine since 1998.