20 Best Sports Research L Theanine [2024]

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

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1 Sports Research Double Strength ‘Suntheanine’ L-Theanine with Organic Coconut Oil - Promotes... Sports Research Double Strength ‘Suntheanine’ L-Theanine with Organic Coconut Oil - Promotes...
2 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
3 Tart Cherry Concentrate - Made from Montmorency Tart Cherries; Non-GMO & Gluten Free (60 Liquid... Tart Cherry Concentrate - Made from Montmorency Tart Cherries; Non-GMO & Gluten Free (60 Liquid...
4 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...
5 Onnit Alpha Brain Premium Nootropic Brain Supplement, 30 Count, for Men & Women - Caffeine-Free... Onnit Alpha Brain Premium Nootropic Brain Supplement, 30 Count, for Men & Women - Caffeine-Free...
6 200mg Caffeine Pills - MCT Oil from 100% Coconuts + 100mg L-Theanine, Advanced Energy, Clean Focus... 200mg Caffeine Pills - MCT Oil from 100% Coconuts + 100mg L-Theanine, Advanced Energy, Clean...
7 Sports Research Elderberry + D3 5000iu with Zinc, Ginger & Vitamin C - Daily Immune Support... Sports Research Elderberry + D3 5000iu with Zinc, Ginger & Vitamin C - Daily Immune Support...
8 Protein Powder Made from Real Bone Broth by Ancient Nutrition, Vanilla, 20g Protein Per Serving, 20... Protein Powder Made from Real Bone Broth by Ancient Nutrition, Vanilla, 20g Protein Per Serving,...
9 Sports Research Sweet Sweat Jar, 6.5 Ounce (1 Count) Sports Research Sweet Sweat Jar, 6.5 Ounce (1 Count)
10 Zinc Picolinate 50mg with Organic Coconut Oil | Highly Absorbable Zinc Supplement for Healthy Immune... Zinc Picolinate 50mg with Organic Coconut Oil | Highly Absorbable Zinc Supplement for Healthy...
11 Sports Research Collagen Powder Supplement - Vital for Healthy Joints, Bones, Skin, & Nails -... Sports Research Collagen Powder Supplement - Vital for Healthy Joints, Bones, Skin, & Nails -...
12 Gorilla Dream Premium Sleep Aid - Nootropic Infused Comprehensive Sleep & Recovery Supplement -... Gorilla Dream Premium Sleep Aid - Nootropic Infused Comprehensive Sleep & Recovery Supplement -...
13 (3 Pack) Smarter L-Theanine 250mg in Non-GMO Flaxseed Oil, Stress, Relaxation & Mood Wellness 150... (3 Pack) Smarter L-Theanine 250mg in Non-GMO Flaxseed Oil, Stress, Relaxation & Mood Wellness 150...
14 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...
15 Omega-3 Wild Alaska Fish Oil (1250mg per Capsule) with Triglyceride EPA & DHA | Heart, Brain & Joint... Omega-3 Wild Alaska Fish Oil (1250mg per Capsule) with Triglyceride EPA & DHA | Heart, Brain &...
16 L-Theanine 200mg Super Value Size - 365 Vegetarian Capsules L-Theanine 200mg Super Value Size - 365 Vegetarian Capsules
17 Turmeric Curcumin C3 Complex 500mg, Enhanced with Black Pepper & Organic Coconut Oil for Better... Turmeric Curcumin C3 Complex 500mg, Enhanced with Black Pepper & Organic Coconut Oil for Better...
18 Vegan Omega-3 Fish Oil Alternative sourced from Algae Oil | Highest Levels of Vegan DHA & EPA Fatty... Vegan Omega-3 Fish Oil Alternative sourced from Algae Oil | Highest Levels of Vegan DHA & EPA...
19 Aromatik Caffeine L-Theanine Focus Supplement | Caffeine (100 mg) + L-Theanine (200 mg) + B Vitamins... Aromatik Caffeine L-Theanine Focus Supplement | Caffeine (100 mg) + L-Theanine (200 mg) + B...
20 L-Theanine 400mg | 400 Capsules | Value Size | High Potency | Non-GMO & Gluten Free | by Horbaach L-Theanine 400mg | 400 Capsules | Value Size | High Potency | Non-GMO & Gluten Free | by Horbaach
SaleBestseller No. 1
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. 2
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...
Bestseller No. 3
Tart Cherry Concentrate - Made from Montmorency Tart Cherries; Non-GMO & Gluten Free (60 Liquid...
  • Made from Organic Montmorency Tart Cherries containing Phytonutrients and Anthocyanins.*
  • Provides some of the same benefits as Tart Cherry juice without the Sugar, Carbohydrates or Calories.
  • Our products are made in cGMP compliant facilities in the United States, using only the best ingredients from domestic & international origins. For...
  • Non-GMO and Gluten Free. Formulated without additives, fillers, soy, artificial colorings or stearates.
  • 90 Day Money Back Guarantee - See label for Details
Bestseller No. 4
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. 5
Onnit Alpha Brain Premium Nootropic Brain Supplement, 30 Count, for Men & Women - Caffeine-Free...
  • Alpha Brain Daily Mind Support: Boost your brain with Onnit Alpha Brain Booster. These mind supplements for focus can help enhance memory and...
  • Enhance Your Focus: Whether you’re focusing on your career, academics, social life, or athletics, Alpha Brain helps support memory, mental speed and...
  • Carefully Selected Ingredients: These brain vitamins are formulated with high-quality nutrients. They include Cat’s Claw Extract, Bacopa, Oat Straw,...
  • Quality Formulas: Alpha Brain is stimulant-free to avoid afternoon lull. It is free of caffeine, dairy, nuts, or gluten.
  • Leading Nootropics Since 2011: Alpha Brain supplements have been a market leader in the nootropics space since 2011.
SaleBestseller No. 6
200mg Caffeine Pills - MCT Oil from 100% Coconuts + 100mg L-Theanine, Advanced Energy, Clean Focus...
  • SMARTER Caffeine Supplement enhanced with L-theanine. Clean Smooth Mental Focus, Energy and Heightened Mind Alertness without the tingling feeling and...
  • SMARTER Natural Energy Pills for men & women. MCT Oil sourced from 100% Coconuts helps to provide Natural Energy, Focus, Attention, and Alertness,...
  • SMARTER Enhanced Berry softgels provide better absorbed Caffeine than Tablets & Capsules. Pre-workout & nootropic brain booster.
  • Made SMARTER in the USA without Bad Stuff such as fillers, magnesium stearate, dioxides, silica, maltodextrin, carrageenan, soy, milk, egg, corn, tree...
  • We are passionate about manufacturing SMARTER supplements that are superior in quality in absolutely every aspect – while still being affordable,...
SaleBestseller No. 7
Sports Research Elderberry + D3 5000iu with Zinc, Ginger & Vitamin C - Daily Immune Support...
  • 5-in-1 Formula | Sports Research (SR) Elderberry capsules contains 5 high-quality, immune supporting ingredients - Organic Black Elderberry, Vitamin C...
  • Highest Concentrate | Made with ElderCraft Elderberry, a trademark ingredient, with an industry high 65:1 Concentrate equivalent to 32,000mg of...
  • Get your Daily Dose of Vitamin D & C | To help keep your immune system going strong, our elderberry capsules are each packed with more than a full...
  • Our products are made in cGMP compliant facilities in the United States, using only the best ingredients from domestic & international origins. For...
  • We value our customers and want you to be healthy and happy. If you have any questions, comments, or concerns, simply send us a message from your...
SaleBestseller No. 8
Protein Powder Made from Real Bone Broth by Ancient Nutrition, Vanilla, 20g Protein Per Serving, 20...
  • BONE BROTH FORMULA – Get all the benefits of the ancient superfood our ancestors used to consume every day in an ultra-convenient, condensed form....
  • BREAKTHROUGH PROTEIN FORMULATION - When it comes to protein content, this formula is twice as potent compared to leading bone broth brands, 3x more...
  • NUTRIENT PROFILE– Formulated from concentrated chicken bone broth, our bone broth protein powder contains powerful nutrients including collagen type...
  • PACKED WITH PROTEIN – One serving of Ancient Nutrition Bone Broth Protein powder provides 20 grams of protein in 100 calories. Add one scoop to a...
  • CLEAN & PURE SOURCES – Non-GMO and made without growth hormones, our cage-free, cruelty-free and sustainably sourced chicken bone broth concentrate...
SaleBestseller No. 9
Sports Research Sweet Sweat Jar, 6.5 Ounce (1 Count)
  • Targets "Slow to Respond" problem areas
  • Product Note: Exposure to heat or sunlight may lead to melting/damage of product. Hence customers are expected to be available during the product...
  • Substantially imporves Circulation & Sweating
  • Encourages Thermogenic and Muscle activity during exercise. Works best during cardio, circuit, and high intensity interval training
  • Clean fresh scent will take away the fear of feeling offensive during and after your workout
SaleBestseller No. 10
Zinc Picolinate 50mg with Organic Coconut Oil | Highly Absorbable Zinc Supplement for Healthy Immune...
  • Sports Research (SR) Zinc Picolinate contains 50mg of this essential mineral to help support Immune health & Enzyme Function
  • Daily intake of zinc is needed as the body does not produce it. In a human clinical trial, zinc picolinate was shown to have better absorption than...
  • Formulated with Organic Coconut Oil and Encapsulated in a 'Fast Acting' liquid Softgel.
  • Non-GMO Verified, Soy & Gluten Free. Made in the USA in a cGMP certified facility & 3rd party quality tested.
  • All Sports Research (SR) vitamins & supplements come with a 90-day Money Back (See bottle for details).
Bestseller No. 11
Sports Research Collagen Powder Supplement - Vital for Healthy Joints, Bones, Skin, & Nails -...
  • LOOK RADIANT & YOUTHFUL: Type 1 & 3 Collagen peptides provide the proteins & amino acids necessary to support healthy bones, skin & nails as well as...
  • MORE COLLAGEN PER SCOOP: Our collagen peptide powder contains nothing but single ingredient collagen peptides sourced from cattle. Get more collagen...
  • EASY TO USE: Meet your new morning ritual! Dissolving conveniently and easily in hot or cold water, Sports Research Collagen Peptides tastes great and...
  • PACKAGED IN THE USA: Our Collagen Peptides Powder is 3rd party quality tested Non-GMO, Paleo friendly, and Keto certified right here in the USA. Our...
  • 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. 12
Gorilla Dream Premium Sleep Aid - Nootropic Infused Comprehensive Sleep & Recovery Supplement -...
  • Gorilla Dream features a potent sleep induction blend of ingredients that whisk you into a deep state of sleep, an effective agent that promotes...
  • Within 15 minutes - you may feel your eyes get heavy. This is the GABA and Melatonin kicking in.
  • Within 30 minutes - you will want to lie down, your bed and pillow may feel extra comfortable!
  • After 30 minutes - you will fall asleep and stay asleep. Your REM sleep will be lucid and vivid and you will likely have a recollection the following...
  • After 6 hours - the primary noticeable effects of Gorilla Dream will have largely worn off but you will remain asleep. You will not experience a...
Bestseller No. 13
(3 Pack) Smarter L-Theanine 250mg in Non-GMO Flaxseed Oil, Stress, Relaxation & Mood Wellness 150...
  • Includes 3 Bottles with 50 softgels each for a total of 150 liquid softgels.
  • Alert State of Relaxation without Drowsiness. LTheanine is an Amino Acid derived from Green Tea that Enhances Mental Clarity & Focus, Helps Moderate...
  • Don't Settle for 200mg L-Theanine Powder Capsules. Advanced Formula Extra Strength 250mg L-Theanine Liquid Softgels Made With Flaxseed Oil For...
  • Made in the USA without Bad Stuff such as fillers, magnesium stearate, dioxides, silica, maltodextrin, carrageenan, soy, milk, egg, corn, tree nuts,...
  • At SmarterVitamins, we're creating the future of vitamin supplements, today.
Bestseller No. 14
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...
SaleBestseller No. 15
Omega-3 Wild Alaska Fish Oil (1250mg per Capsule) with Triglyceride EPA & DHA | Heart, Brain & Joint...
  • Just one softgel contains at least 1037mg of Omega-3 fatty acids from wild-caught Alaska Pollock. Made with AlaskaOmega Triglyceride Omega Fish Oil...
  • Provides Essential Fatty Acids EPA + DHA that may help to support Brain, Immune & Heart health.
  • No Fishy Aftertaste Or Fish Burps. Non-GMO Verified, Pescatarian Friendly & IFOS 5-Star Certified Fish Oil. Manufactured in a cGMP facility in the...
  • AlaskOmega omega-3 concentrates are certified Sustainable and Traceable by the Marine Stewardship Council (MSC), the first omega-3 concentrate to...
  • If you're not satisfied with our Omega-3 fish oil, simply return your product within 90 days for a refund.*
SaleBestseller No. 16
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. 17
Turmeric Curcumin C3 Complex 500mg, Enhanced with Black Pepper & Organic Coconut Oil for Better...
  • Pure Turmeric Curcumin standardized to 95 percent Curcuminoids per softgel.
  • Formulated with Extra Virgin Organic Coconut and Bioperine (Black Pepper) for better absorption and bio-availability.
  • Made with the clinically studied ingredient, Curcumin C3 Complex.
  • Non-GMO verified by the IGEN program and Formulated Without Preservatives, Fillers, Artificial Colorings, Soy or Stearates.
  • If you’re not thrilled with our product, let us know within 90 days and receive a prompt and courteous refund. We stand behind our formula.
Bestseller No. 18
Vegan Omega-3 Fish Oil Alternative sourced from Algae Oil | Highest Levels of Vegan DHA & EPA Fatty...
  • VEGAN OMEGA 3 | Sourced from sustainable Algae Oil providing 770mg of heart healthy Omega-3's per serving.
  • PREMIUM QUALITY | The Only vegan omega-3 encapsulated in plant-based Tapioca Softgel with NO carrageenan (seaweed extract).
  • 3rd PARTY TESTED | Non-GMO Verified & Vegan Certified. Formulated without Gelatin, Carrageenan, Corn Starch, Sorbitol or fillers.
  • NO FISHY BURPS | Most Omega-3 supplements use fish oils which often contain toxins such as mercury and dioxin. With burp-free, Vegan Omega-3, fish...
  • GUARANTEE | If you are not satisfied with SR Vegan Omega-3 simply return your product within 90 days for a refund (^See details below).
Bestseller No. 19
Aromatik Caffeine L-Theanine Focus Supplement | Caffeine (100 mg) + L-Theanine (200 mg) + B Vitamins...
  • ⚡ PREMIUM SUPPLEMENT: Natural Caffeine (100 mg) + L-Theanine (200 mg) + B Vitamins (1 Bottle - 120 Vegan Capsules) Energy and Focus Supplement.
  • ⚡ CLEAN FOCUS & ENERGY: Caffeine and L-Theanine have an ideal balance of nootropics designed to give you clean energy, focus, concentration, and...
  • 🌱 BUY WITH CONFIDENCE: Made in the USA with high quality sourced products and formulated in a FDA registered and GMP (Good Manufacture Practice)...
  • ⚡ EVERYDAY USE: This balanced compound of Caffeine, L-Theanine, and B-Vitamins is great for everyday use. It is great for getting your day started...
  • 👉WHY CAFFEINE & L-THEANINE?: L-theanine is a natural non-protein amino acid that provides the umami flavor of green tea and black tea. Caffeine is...
SaleBestseller No. 20
L-Theanine 400mg | 400 Capsules | Value Size | High Potency | Non-GMO & Gluten Free | by Horbaach
  • AMINO SUPPORT: L-Theanine is a naturally-occurring Amino Acid found in widely touted Green Tea
  • DYNAMIC SUPPLEMENT: Contains 400 mg of L-Theanine per serving in convenient Quick-Release capsules
  • PROFESSIONAL SOURCING: Our ingredients are carefully selected and tested to ensure strong purity
  • HORBAACH MANUFACTURERS: Laboratory Tested, Trusted Ingredients, Superior Quality, 100% Guaranteed!
  • NATURALLY FREE OF: Gluten, Wheat, Yeast, Milk, Lactose, Soy, Artificial Color & Flavoring & NON-GMO

Having trouble finding a great sports research l theanine?

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

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

How Do You Buy The Best Sports Research L Theanine?

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

We understand, because we’ve already gone through the whole process of researching sports research l theanine, which is why we have assembled a comprehensive list of the greatest sports research 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 sports research l theanine that you consider buying. Your questions might include the following:

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

We’re convinced that you likely have far more questions than just these regarding sports research 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 sports research 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 sports research l theanine. Make sure that you are only using trustworthy and credible websites and sources.

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

John Harvards always remembers that maintaining sports research 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 sports research l theanine is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

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FAQ:

Q: What is sports research L-theanine?

A: Sports Research L-Theanine is a suntheanine supplement that is formulated with virgin coconut oil and encapsulated in a liquid soft-gel for quick release and better absorption.

Q: What is Sr L-theanine used for?

A: Formulated with Virgin Coconut Oil, SR L-Theanine may help support an alert state of relaxation without drowsiness, as indicated by an increase in Alpha brain waves.* SR® L-Theanine contains the premium, patented, branded ingredient Suntheanine®.

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: Why choose Thorne research theanine?

A: Thorne Research Theanine uses Suntheanine, the proprietary l-theanine that’s used in the majority of studies that show promising outcomes for theanine usage. The Unwinder almost always recommends theanine products that use Suntheanine for this very reason.