20 Best Pure Encapsulations L Theanine [2024]

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

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1 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
2 Pure Encapsulations 5-HTP 100 mg | 5-Hydroxytryptophan Supplement for Brain, Sleep, Eating Behavior,... Pure Encapsulations 5-HTP 100 mg | 5-Hydroxytryptophan Supplement for Brain, Sleep, Eating...
3 Pure Encapsulations Best-Rest Formula | Supplement to Support The Onset of Sleep and Sleep Quality*... Pure Encapsulations Best-Rest Formula | Supplement to Support The Onset of Sleep and Sleep...
4 Pure Encapsulations L-Tyrosine | Amino Acid Supplement for Sleep, Thyroid Support, Cognitive Health,... Pure Encapsulations L-Tyrosine | Amino Acid Supplement for Sleep, Thyroid Support, Cognitive...
5 Pure Encapsulations Cortisol Calm | Supplement to Support Relaxation and Restful Sleep During Times... Pure Encapsulations Cortisol Calm | Supplement to Support Relaxation and Restful Sleep During...
6 Pure Encapsulations - Emotional Wellness - Supports Mental Well-Being and Helps Moderate Occasional... Pure Encapsulations - Emotional Wellness - Supports Mental Well-Being and Helps Moderate...
7 Pure Encapsulations L-Glutamine Powder | Supplement for Immune and Digestive Support, Gut Health and... Pure Encapsulations L-Glutamine Powder | Supplement for Immune and Digestive Support, Gut Health...
8 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...
9 Pure Encapsulations Magnesium (Glycinate) | Supplement to Support Stress Relief, Sleep, Heart... Pure Encapsulations Magnesium (Glycinate) | Supplement to Support Stress Relief, Sleep, Heart...
10 Pure Encapsulations - Daily Stress Formula - Hypoallergenic Stress Defense Formula - 90 Capsules Pure Encapsulations - Daily Stress Formula - Hypoallergenic Stress Defense Formula - 90 Capsules
11 Pure Encapsulations Liposomal Glutathione | Supplement for Immune Support, Liver, Antioxidants,... Pure Encapsulations Liposomal Glutathione | Supplement for Immune Support, Liver, Antioxidants,...
12 Pure Encapsulations DHEA 25 mg | Supplement for Immune Support, Fat Burning, and Hormone Balance* |... Pure Encapsulations DHEA 25 mg | Supplement for Immune Support, Fat Burning, and Hormone Balance*...
13 Thorne Theanine - 200mg of L-Theanine - Support a Healthy Stress Response, Relaxation, and Focus -... Thorne Theanine - 200mg of L-Theanine - Support a Healthy Stress Response, Relaxation, and Focus...
14 Pure Encapsulations O.N.E. Multivitamin | Once Daily Multivitamin with Antioxidant Complex... Pure Encapsulations O.N.E. Multivitamin | Once Daily Multivitamin with Antioxidant Complex...
15 Pure Encapsulations Ashwagandha | Supplement for Thyroid Support, Joints, Adaptogens, Focus, and... Pure Encapsulations Ashwagandha | Supplement for Thyroid Support, Joints, Adaptogens, Focus, and...
16 Pure Encapsulations GABA | Supplement to Support Relaxation and Moderation of Occasional Stress* |... Pure Encapsulations GABA | Supplement to Support Relaxation and Moderation of Occasional Stress*...
17 Pure Encapsulations Systemic Enzyme Complex | Supplement to Support Muscle, Joint, Cartilage, and... Pure Encapsulations Systemic Enzyme Complex | Supplement to Support Muscle, Joint, Cartilage, and...
18 Pure Encapsulations Digestive Enzymes Ultra | Supplement to Aid in Breaking Down Fats, Proteins, and... Pure Encapsulations Digestive Enzymes Ultra | Supplement to Aid in Breaking Down Fats, Proteins,...
19 L-Theanine 200mg Super Value Size - 365 Vegetarian Capsules L-Theanine 200mg Super Value Size - 365 Vegetarian Capsules
20 Pure Encapsulations O.N.E. Omega | Fish Oil Supplement for Heart Health, Joints, Skin, Eyes, and... Pure Encapsulations O.N.E. Omega | Fish Oil Supplement for Heart Health, Joints, Skin, Eyes, and...
Bestseller No. 1
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...
Bestseller No. 2
Pure Encapsulations 5-HTP 100 mg | 5-Hydroxytryptophan Supplement for Brain, Sleep, Eating Behavior,...
  • Promotes Well Being: 5-HTP encourages the synthesis of serotonin, an important neurotransmitter involved in the regulation of endocrine and brain...
  • Sleep Support: Serotonin is an important neurotransmitter that is involved in regulating sleep/wake cycles*
  • Appetite Support: 5-HTP has been shown to help moderate appetite and food cravings.*
  • 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...
Bestseller No. 3
Pure Encapsulations Best-Rest Formula | Supplement to Support The Onset of Sleep and Sleep Quality*...
  • Sleep Support: Best-Rest Formula supports healthy sleep cycles by encouraging an easy transition to sleep and a restful night's sleep.*
  • Calmness Support: The supplement contains passionflower, chamomile, lemon balm, hops, and other natural ingredients which act to calm and relax the...
  • Relaxation Support: GABA and l-theanine are included for their ability to support alpha wave production in the brain, an indication of relaxation.*
  • 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...
Bestseller No. 4
Pure Encapsulations L-Tyrosine | Amino Acid Supplement for Sleep, Thyroid Support, Cognitive Health,...
  • Cognitive Support: l-Tyrosine promotes production of various neurotransmitters that support well-being and cognitive function.*
  • Occasional Stress Support: l-Tyrosine plays a role in promoting healthy neurotransmitter function in response to stress.*
  • Thyroid Support: Tyrosine is a key component in the synthesis of thyroid hormones.*
  • 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...
Bestseller No. 5
Pure Encapsulations Cortisol Calm | Supplement to Support Relaxation and Restful Sleep During Times...
  • Mild Stress Management Support: Maintains healthy cortisol levels and may help calm the nervous system under mild stressful conditions.*
  • Cognitive Health: This formula is designed to maintain healthy cortisol levels and to support relaxation, restful sleep, and a positive outlook during...
  • Positive Outlook Support: Rhodiola and magnolia may also maintain healthy adrenal cortisol activity and offer support for occasional stress.
  • 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...
Bestseller No. 6
Pure Encapsulations - Emotional Wellness - Supports Mental Well-Being and Helps Moderate Occasional...
  • Cognitive Function: This product combines amino acids, herbs, and vitamin cofactors to support healthy well-being and cognitive function while...
  • Relaxation Support: 5-HTP and l-tyrosine, key precursors for the synthesis of several neurotransmitters including serotonin, dopamine, epinephrine and...
  • Positive Outlook Support: GABA is associated with promoting positive outlook.*
  • 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. 7
Pure Encapsulations L-Glutamine Powder | Supplement for Immune and Digestive Support, Gut Health and...
  • Gastrointestinal Health: l-Glutamine nutritionally supports the mucosal lining and healthy functioning of the gastrointestinal tract.*
  • Supports Lean Muscle: l-Glutamine also helps promote and preserve lean muscle mass.*
  • Amino Acid: l-Glutamine is the most abundant amino acid in the body. In times of metabolic stress, glutamine is utilized by the body for tissue repair...
  • 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...
Bestseller No. 8
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. 9
Pure Encapsulations Magnesium (Glycinate) | Supplement to Support Stress Relief, Sleep, Heart...
  • Heart Health: Magnesium activates the enzymes necessary for a number of physiological functions, including neuromuscular contractions, cardiac...
  • Overall Health & Nutrient Metabolism: This vital mineral helps the metabolism and utilization of many essential nutrients, including vitamin B6,...
  • Energy & Bone Support: Magnesium is necessary for the metabolism of carbohydrates, amino acids and fats, as well as for energy production and the...
  • 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...
Bestseller No. 10
Pure Encapsulations - Daily Stress Formula - Hypoallergenic Stress Defense Formula - 90 Capsules
  • Mild Stress Support: Stress defense formula; an herbal and amino acid blend for mental relaxation combined with B–complex, magnesium and vitamin C...
  • Memory Support: In addition to supporting the ability to deal with stress, Bacopa monniera promotes memory and cognitive function.*
  • Cognitive Function: The amino acid l–tyrosine has indicated the potential to promote cognitive function and memory under stressful conditions.*
  • 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...
Bestseller No. 11
Pure Encapsulations Liposomal Glutathione | Supplement for Immune Support, Liver, Antioxidants,...
  • Provides Antioxidants: Liposomal Glutathione is an antioxidant formula designed to protect and support cellular function.*
  • Liver and Immune Support: Liposomal Glutathione supports liver health and detoxification.*
  • Enhanced Absorption: Offers the key antioxidant glutathione in an enhanced-absorption liposomal form.*
  • 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...
Bestseller No. 12
Pure Encapsulations DHEA 25 mg | Supplement for Immune Support, Fat Burning, and Hormone Balance* |...
  • Increased Absorption: Pure Encapsulations DHEA is micronized to help increased absorption in the body.*
  • Metabolic Support: DHEA supports healthy fat and mineral metabolism, endocrine and reproductive function, and energy levels.*
  • Overall Health: DHEA supplementation supports calmness and immune function.*
  • 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...
Bestseller No. 13
Thorne Theanine - 200mg of L-Theanine - Support a Healthy Stress Response, Relaxation, and Focus -...
  • Relaxation: Promotes relaxation, focus, and memory by enhancing alpha-wave production in the brain*
  • Stress: Supports a healthy stress response*
  • GABA: Enhances GABA production in the brain (a brain chemical that acts like a brake during times of runaway stress)*
  • Free From: Every Thorne product is made with the purest possible ingredients - without gluten or other major allergens (eggs, tree nuts, peanuts)....
  • Thorne's commitment to integrity and science-backed products has helped us earn the trust of thousands of health-care professionals, U.S. National...
Bestseller No. 14
Pure Encapsulations O.N.E. Multivitamin | Once Daily Multivitamin with Antioxidant Complex...
  • Multivitamin for Men & Women: Once-daily nutrient essentials provides vitamins A, B, C, D and E in highly bioavailable forms, and sustained-release...
  • Cognitive Support: O.N.E Multivitamin provides choline, inositol, lycopene, vitamin D, lutein, and zeaxanthin for healthy cognitive function, cellular...
  • Natural Color Variation: O.N.E. Multivitamin is a light yellow powder with dark speckles, and does have a distinct odor/taste. The odor/taste is due...
  • 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...
Bestseller No. 15
Pure Encapsulations Ashwagandha | Supplement for Thyroid Support, Joints, Adaptogens, Focus, and...
  • Cognitive Function: Ashwagandha has been shown to moderate occasional stress, enhance memory and support healthy cognitive function.*
  • Supports Overall Health: Withanolides are key constituents of this herb and play an important role in ashwagandha's overall ability to promote mental...
  • Occasional Stress Support: Helps to counteract the effects of occasional stress.*
  • 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...
Bestseller No. 16
Pure Encapsulations GABA | Supplement to Support Relaxation and Moderation of Occasional Stress* |...
  • Relaxation Support: A recent study indicates that GABA enhances alpha wave production in the brain to promote relaxation and moderate occasional...
  • Immune Defense: In the same study, it supported healthy IgA levels, suggesting that it may support immune health during occasional stress.*
  • Nervous System Health: Gamma-aminobutyric acid is the primary inhibitory neurotransmitter in the central nervous system, supporting regulating...
  • 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...
Bestseller No. 17
Pure Encapsulations Systemic Enzyme Complex | Supplement to Support Muscle, Joint, Cartilage, and...
  • Muscular Health: Systemic Enzyme Complex is formulated to support the overall health of the musculoskeletal system.*
  • Muscle Comfort: Supports a healthy response to temporary muscle soreness and temporary joint discomfort associated with exercise.*
  • Joint & Cartilage Health: Supports healthy connective tissue, as well as joint and cartilage health.*
  • 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...
Bestseller No. 18
Pure Encapsulations Digestive Enzymes Ultra | Supplement to Aid in Breaking Down Fats, Proteins, and...
  • Nutrient Absorption: Contains a mixture of vegetarian enzymes developed to promote optimal nutrient bioavailability and absorption.*
  • Supports Digestion: Digestive Enzymes Ultra supports the enhanced break down of protein, carbohydrate, fat, fiber and dairy.*
  • Digestive Enzymes: Digestive Enzymes Ultra contains a broad profile of digestive enzymes, providing optimal activity across a wide pH range.*
  • 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. 19
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
SaleBestseller No. 20
Pure Encapsulations O.N.E. Omega | Fish Oil Supplement for Heart Health, Joints, Skin, Eyes, and...
  • Omega-3 Fatty Acids: Contains 1,000 mg supercritical CO2 extracted, triglyceride-form EPA and DHA in a convenient, once-daily dose.
  • Joint, Skin, & Brain Health: Promotes cardiovascular, joint, skin, eye, and cognitive health.*
  • Pure Fish Oil: Each softgel contains fish oil produced through a unique solvent-free, supercritical CO2-based extraction method. This method utilizes...
  • 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...

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

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

How Do You Buy The Best Pure Encapsulations L Theanine?

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

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  • Is it worth buying an pure encapsulations l theanine?
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We’re convinced that you likely have far more questions than just these regarding pure encapsulations 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 pure encapsulations 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 pure encapsulations l theanine. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an pure encapsulations 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 pure encapsulations 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 pure encapsulations 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 pure encapsulations 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 pure encapsulations l theanine.
  5. Customer Ratings: Number ratings grade pure encapsulations 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 pure encapsulations l theanine.
  7. Product Quality: You don’t always get what you pay for with an pure encapsulations l theanine, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an pure encapsulations l theanine is should be an indication of how long it will work out for you.

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

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FAQ:

Q: What is purepure encapsulations L-theanine?

A: Pure Encapsulations l-Theanine is Suntheanine , the brand which has been used in scientific studies.*

Q: What is the best L-theanine supplement?

A: Doctor’s Best Suntheanine L-Theanine 4. Source Naturals L-Theanine 5. Solaray L-Theanine 6. Pure Encapsulations L-Theanine 7. Solgar L-Theanine 8. Thorne Research Theanine 9. Sports Research L-Theanine

Q: What are the different theanine supplements?

A: Theanine supplements generally come in the form of L-theanine, which is the bioavailable supplement form of theanine. There is another supplemental form of theanine that can be used in supplements called suntheanine.

Q: How much L-Theanine is in each capsule?

A: Each serving size (2 vegetarian capsules) contains: L-theanine 400 mg. Other ingredients: Vegetarian capsule (cellulose, water), hypoallergenic plant fiber (cellulose). Each serving size (2 vegetarian capsules) contains: L-theanine 400… See more