Best Caffeine L Theanine of 2025

Last updated on 11/10/2025
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1
160mg L-Theanine + 80mg Caffeine Chews – Mint Matcha Flavour, Increases Productivity, Mental Clarity, Alertness | 1 Bag - 40 Servings | Brain Bullet | Energy Gum & Focus Gummy Upgrade
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160mg L-Theanine + 80mg Caffeine Chews – Mint Matcha Flavour, Increases Productivity, Mental Clarity, Alertness | 1 Bag - 40 Servings | Brain Bullet | Energy Gum & Focus Gummy Upgrade
Caffeine Bullet
Free Shipping
Why we love it
  • Instant focus for 8 hours.
  • Boosts productivity and mental clarity.
  • No crash, just smooth energy.
Main Highlights
  • INSTANT FOCUS & MENTAL CLARITY FOR UP TO 8 HOURS Stay sharp and in the zone with Brain Bullet Mint Matcha caffeine chews. Each chew delivers 80mg of caffeine and 160mg of L-Theanine—an elite nootropic duo that enhances focus and cognitive agility without the crash. A powerful alternative to caffeine pills, tablets, and energy gummies, these fast-acting chews fuel productivity for up to 8 hours. Perfect for students, professionals, shift workers, and high performers.
  • BOOST PRODUCTIVITY & BEAT BRAIN FOG Crush procrastination and kick brain fog to the curb. Brain Bullet Mint Matcha caffeine chews combine fast-absorbing energy with calm, laser-focused mental performance—kicking in within 5 minutes. Whether you're deep in study mode, powering through meetings, or grinding on a creative project, this potent blend keeps distractions at bay.
  • NO CRASH, NO JITTERS – JUST CLEAN ENERGY Forget the crash. Unlike sugary caffeine gummies or jittery caffeine tablets, Brain Bullet’s balanced L-Theanine and caffeine formula delivers smooth, lasting energy without spikes. It’s the ideal caffeine chew for long workdays, night shifts, and extended focus sessions.
  • LOW CALORIES, LOW SUGAR, HIGH IMPACT With just 26 calories and low sugar per chew, Brain Bullet Mint Matcha is a clean, smart way to power your day. Individually wrapped and easy to stash in your pocket or bag, these caffeine chews go wherever your mind needs to be sharp.
  • SUPPORT MEMORY, FOCUS & COGNITIVE FUNCTION Go beyond energy. Brain Bullet Mint Matcha supports memory retention, mental clarity, and overall brain health with its nootropic blend. Ditch the traditional caffeine pill or synthetic energy gummy and upgrade to a smarter, tastier brain boost.
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9.8
Exceptional
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9.8
Exceptional
Caffeine Bullet
160mg L-Theanine + 80mg Caffeine Chews – Mint Matcha Flavour, Increases Productivity, Mental Clarity, Alertness | 1 Bag - 40 Servings | Brain Bullet | Energy Gum & Focus Gummy Upgrade
Free Shipping
Why we love it
  • Instant focus for 8 hours.
  • Boosts productivity and mental clarity.
  • No crash, just smooth energy.
Main Highlights
  • INSTANT FOCUS & MENTAL CLARITY FOR UP TO 8 HOURS Stay sharp and in the zone with Brain Bullet Mint Matcha caffeine chews. Each chew delivers 80mg of caffeine and 160mg of L-Theanine—an elite nootropic duo that enhances focus and cognitive agility without the crash. A powerful alternative to caffeine pills, tablets, and energy gummies, these fast-acting chews fuel productivity for up to 8 hours. Perfect for students, professionals, shift workers, and high performers.
  • BOOST PRODUCTIVITY & BEAT BRAIN FOG Crush procrastination and kick brain fog to the curb. Brain Bullet Mint Matcha caffeine chews combine fast-absorbing energy with calm, laser-focused mental performance—kicking in within 5 minutes. Whether you're deep in study mode, powering through meetings, or grinding on a creative project, this potent blend keeps distractions at bay.
  • NO CRASH, NO JITTERS – JUST CLEAN ENERGY Forget the crash. Unlike sugary caffeine gummies or jittery caffeine tablets, Brain Bullet’s balanced L-Theanine and caffeine formula delivers smooth, lasting energy without spikes. It’s the ideal caffeine chew for long workdays, night shifts, and extended focus sessions.
  • LOW CALORIES, LOW SUGAR, HIGH IMPACT With just 26 calories and low sugar per chew, Brain Bullet Mint Matcha is a clean, smart way to power your day. Individually wrapped and easy to stash in your pocket or bag, these caffeine chews go wherever your mind needs to be sharp.
  • SUPPORT MEMORY, FOCUS & COGNITIVE FUNCTION Go beyond energy. Brain Bullet Mint Matcha supports memory retention, mental clarity, and overall brain health with its nootropic blend. Ditch the traditional caffeine pill or synthetic energy gummy and upgrade to a smarter, tastier brain boost.
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Value for Money
2
MAX Absorption Liquid L-Theanine Drops | All Natural, Vegan, Alcohol Free, Non-GMO | for Stress Relief, Relaxation, Focus Without Drowsiness | Synergistic with Coffee or Caffeine
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MAX Absorption Liquid L-Theanine Drops | All Natural, Vegan, Alcohol Free, Non-GMO | for Stress Relief, Relaxation, Focus Without Drowsiness | Synergistic with Coffee or Caffeine
SBR Nutrition
Free Shipping
9.8
Exceptional
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9.8
Exceptional
SBR Nutrition
MAX Absorption Liquid L-Theanine Drops | All Natural, Vegan, Alcohol Free, Non-GMO | for Stress Relief, Relaxation, Focus Without Drowsiness | Synergistic with Coffee or Caffeine
Free Shipping
3
Vyper Caffeine Gum with L-Theanine – 72 Energy Chews - Fast Acting Caffeine Chewing Gum in Peppermint – Sugar Free, Vegan, Gluten Free - 12 Packets
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Vyper Caffeine Gum with L-Theanine – 72 Energy Chews - Fast Acting Caffeine Chewing Gum in Peppermint – Sugar Free, Vegan, Gluten Free - 12 Packets
Vyper
Free Shipping
Why we love it
  • Fast energy boost in minutes.
  • Enhanced focus with L-Theanine.
  • Sugar free and vegan friendly.
Main Highlights
  • FAST ACTING CAFFEINE BOOST – One sugar free caffeine chew provides the caffeine content equivalent to one 250ml can of energy drink in just ten minutes! The chewing action of our Vyper caffeine gum releases the caffeine directly into your bloodstream for fast absorption through the mucous membranes in your mouth.
  • ENERGY CHEWING GUM - Caffeine is a mild stimulant that speeds up the messages between our brain and body, blocking the receptors of the adenosine neurotransmitter, which increases levels of other neurotransmitters in your brain, including dopamine, that regulate your energy levels. It can relieve tiredness and fatigue and increase stamina, giving you the boost you need any time of the day!
  • ADDED L-THEANINE FOR FOCUS – Our energy peppermint chewing gum caffeine has been boosted with the amino acid L-Theanine, which can help ease anxiety, and stress and provide clarity and focus just when you need it to help improve mental function whether working late or doing sport!
  • INCREASES STAMINA – Our healthy pre workout chews are the ideal sports nutrition product to provide a caffeine boost before activity, exercise or sport, whether you’re cycling, hiking or training for a marathon! It’s also the perfect pick-me-up before a night out or the ideal kickstart caffeine gum to start the day! And because it relieves fatigue and tiredness, it’s the ideal go to caffeine uplift if you’re working late or pulling an all-nighter.
  • PROVIDES CLARITY & ENERGY – Vyper peppermint caffeine energy chews contain zero added sugar and are both gluten free and vegan friendly, providing the energy boost you need when you need it. At just 5kcal each caffeine gum, they’re suitable for adults, both men and women, and provide your body with an energy kick equivalent to the amount of caffeine from a standard 250ml energy drink.
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9.8
Exceptional
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9.8
Exceptional
Vyper
Vyper Caffeine Gum with L-Theanine – 72 Energy Chews - Fast Acting Caffeine Chewing Gum in Peppermint – Sugar Free, Vegan, Gluten Free - 12 Packets
Free Shipping
Why we love it
  • Fast energy boost in minutes.
  • Enhanced focus with L-Theanine.
  • Sugar free and vegan friendly.
Main Highlights
  • FAST ACTING CAFFEINE BOOST – One sugar free caffeine chew provides the caffeine content equivalent to one 250ml can of energy drink in just ten minutes! The chewing action of our Vyper caffeine gum releases the caffeine directly into your bloodstream for fast absorption through the mucous membranes in your mouth.
  • ENERGY CHEWING GUM - Caffeine is a mild stimulant that speeds up the messages between our brain and body, blocking the receptors of the adenosine neurotransmitter, which increases levels of other neurotransmitters in your brain, including dopamine, that regulate your energy levels. It can relieve tiredness and fatigue and increase stamina, giving you the boost you need any time of the day!
  • ADDED L-THEANINE FOR FOCUS – Our energy peppermint chewing gum caffeine has been boosted with the amino acid L-Theanine, which can help ease anxiety, and stress and provide clarity and focus just when you need it to help improve mental function whether working late or doing sport!
  • INCREASES STAMINA – Our healthy pre workout chews are the ideal sports nutrition product to provide a caffeine boost before activity, exercise or sport, whether you’re cycling, hiking or training for a marathon! It’s also the perfect pick-me-up before a night out or the ideal kickstart caffeine gum to start the day! And because it relieves fatigue and tiredness, it’s the ideal go to caffeine uplift if you’re working late or pulling an all-nighter.
  • PROVIDES CLARITY & ENERGY – Vyper peppermint caffeine energy chews contain zero added sugar and are both gluten free and vegan friendly, providing the energy boost you need when you need it. At just 5kcal each caffeine gum, they’re suitable for adults, both men and women, and provide your body with an energy kick equivalent to the amount of caffeine from a standard 250ml energy drink.
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4
Neuropop Focus & Energy Chew (54 Pieces) | Natural Caffeine, L-Theanine, Vitamin B12 & B6 | Sugar-Free | Asparatame Free | Vegan Focus & Energy Nootropic Chewing Gum
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Neuropop Focus & Energy Chew (54 Pieces) | Natural Caffeine, L-Theanine, Vitamin B12 & B6 | Sugar-Free | Asparatame Free | Vegan Focus & Energy Nootropic Chewing Gum
Omni Wave
27% OffFree Shipping
Why we love it
  • Fast energy for any occasion.
  • Focus without caffeine jitters.
  • Sugar-free and guilt-free option.
Main Highlights
  • ✅Fast Energy, Anytime: Pocket-friendly gum with clean caffeine for quick energy on the go — ideal for travel, study, or long days.
  • ✅ Focus Without the Fuss: A smarter boost: L-Theanine + B12 + B6 for calm alertness and mental clarity, without overdoing it.
  • ✅Sugar-Free & Aspartame-Free: No sugar, no crash. Just clean, xylitol-sweetened gum that supports your day, guilt-free.
  • ✅Goodbye Coffee Jitters: Skip the second cup — NeuroPop is your crash-free, chewable energy solution.
  • ✅Vegan, Clean, Convenient: No pills, no drinks. Just chew and go — clean energy with no animal ingredients or artificial junk.
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9.6
Superb
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9.6
Superb
Omni Wave
Neuropop Focus & Energy Chew (54 Pieces) | Natural Caffeine, L-Theanine, Vitamin B12 & B6 | Sugar-Free | Asparatame Free | Vegan Focus & Energy Nootropic Chewing Gum
27% OffFree Shipping
Why we love it
  • Fast energy for any occasion.
  • Focus without caffeine jitters.
  • Sugar-free and guilt-free option.
Main Highlights
  • ✅Fast Energy, Anytime: Pocket-friendly gum with clean caffeine for quick energy on the go — ideal for travel, study, or long days.
  • ✅ Focus Without the Fuss: A smarter boost: L-Theanine + B12 + B6 for calm alertness and mental clarity, without overdoing it.
  • ✅Sugar-Free & Aspartame-Free: No sugar, no crash. Just clean, xylitol-sweetened gum that supports your day, guilt-free.
  • ✅Goodbye Coffee Jitters: Skip the second cup — NeuroPop is your crash-free, chewable energy solution.
  • ✅Vegan, Clean, Convenient: No pills, no drinks. Just chew and go — clean energy with no animal ingredients or artificial junk.
Show More
5
Caffeine 100mg and Theanine 160mg Complex | Pure | Vegan (180 Capsules)
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Caffeine 100mg and Theanine 160mg Complex | Pure | Vegan (180 Capsules)
Peak Supps
Why we love it
  • Boosts endurance and delays fatigue.
  • Specially formulated for vegetarians/vegans.
  • Combination of caffeine and theanine.
Main Highlights
  • Each capsule provides 100mg Caffeine & 160mg Theanine.
Show More
9.4
Superb
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9.4
Superb
Peak Supps
Caffeine 100mg and Theanine 160mg Complex | Pure | Vegan (180 Capsules)
Why we love it
  • Boosts endurance and delays fatigue.
  • Specially formulated for vegetarians/vegans.
  • Combination of caffeine and theanine.
Main Highlights
  • Each capsule provides 100mg Caffeine & 160mg Theanine.
Show More
6
80mg Caffeine & 160mg L-Theanine Focus Enhancing Energy Chews – Neuroscience Backed Nootropic Stack, Mental Acuity & Cognitive Support | Caramel Frappe Flavor Brain Bullet, 4 Pack
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80mg Caffeine & 160mg L-Theanine Focus Enhancing Energy Chews – Neuroscience Backed Nootropic Stack, Mental Acuity & Cognitive Support | Caramel Frappe Flavor Brain Bullet, 4 Pack
Caffeine Bullet
7% OffFree Shipping
Why we love it
  • Instant focus without jitters.
  • Enhances memory and cognition.
  • Low calorie, convenient energy.
Main Highlights
  • INSTANT FOCUS & MENTAL CLARITY FOR UP TO 8 HOURS: Backed by neuroscience, CaraMENTAL Brain Bullet Chews deliver instant focus and mental clarity for up to 8 hours. Each caffeine chew combines 80mg of caffeine with 160mg of L-Theanine, a proven nootropic stack that sharpens cognitive agility, enhances mental acuity, and boosts energy without jitters or crashes. Ideal for office workers, students, shift workers, and high performers, this smart brain-boosting formula provides essential cognitive support, helping you stay productive and perform at your peak. Whether tackling major projects or long shifts, Brain Bullet helps you stay alert and in the zone—all in one convenient chew.
  • BOOST PRODUCTIVITY & BEAT BRAIN FOG: Give procrastination the bullet with CaraMENTAL's powerful formula, designed with the latest insights from neuroscience to fight brain fog and restore your focus. By enhancing cognitive agility and mental clarity, Brain Bullet Chews help you achieve peak productivity and maintain steady energy throughout the day. The precise combination of caffeine and L-Theanine promotes calm, laser-sharp concentration, making it the perfect companion for studying, big projects, or long shifts. No more distractions, no more doomscrolling—just clear, focused performance within 5 minutes.
  • NO CRASH, NO JITTERS: Unlike other caffeine products overloaded with sugar and artificial additives, CaraMENTAL Brain Bullet Chews offer a balanced and scientifically tested blend of caffeine and L-Theanine for sustained energy and mental clarity. Designed for smart productivity, these chews keep you focused and energized without the crashes or jitters common in sugary energy drinks or high-caffeine snacks. Whether you’re working on critical tasks or simply need a midday boost, Brain Bullet ensures steady cognitive function and optimal alertness without any downsides.
  • IMPROVE MEMORY & COGNITIVE FUNCTION: Brain Bullet Chews go beyond improving focus—they also enhance memory retention and overall cognitive function. Developed using cutting-edge neuroscience, this nootropic blend boosts mental acuity, sharpens alertness, and supports brain health. Perfect for preparing for exams, tackling important tasks, or enhancing long-term memory, Brain Bullet ensures your mind stays sharp and ready for any challenge. With each caffeine chew, you’re not just increasing your energy—you’re unlocking your full mental potential.
  • LOW CALORIES & LOW SUGAR: CaraMENTAL Brain Bullet Chews deliver a smart, guilt-free alternative to sugary energy drinks and coffee. With only 26 calories per chew and minimal sugar, they’re perfect for maintaining steady energy without spiking your blood sugar or adding extra calories to your day. Individually wrapped and portable, these delicious caramel-vanilla treats are easy on your stomach and fit seamlessly into your busy schedule. A pack of 4 chews fits in your pocket, offering quick, near-instant focus and mental clarity whenever you need it—without interruptions or frequent bathroom breaks.
Show More
9.3
Superb
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9.3
Superb
Caffeine Bullet
80mg Caffeine & 160mg L-Theanine Focus Enhancing Energy Chews – Neuroscience Backed Nootropic Stack, Mental Acuity & Cognitive Support | Caramel Frappe Flavor Brain Bullet, 4 Pack
7% OffFree Shipping
Why we love it
  • Instant focus without jitters.
  • Enhances memory and cognition.
  • Low calorie, convenient energy.
Main Highlights
  • INSTANT FOCUS & MENTAL CLARITY FOR UP TO 8 HOURS: Backed by neuroscience, CaraMENTAL Brain Bullet Chews deliver instant focus and mental clarity for up to 8 hours. Each caffeine chew combines 80mg of caffeine with 160mg of L-Theanine, a proven nootropic stack that sharpens cognitive agility, enhances mental acuity, and boosts energy without jitters or crashes. Ideal for office workers, students, shift workers, and high performers, this smart brain-boosting formula provides essential cognitive support, helping you stay productive and perform at your peak. Whether tackling major projects or long shifts, Brain Bullet helps you stay alert and in the zone—all in one convenient chew.
  • BOOST PRODUCTIVITY & BEAT BRAIN FOG: Give procrastination the bullet with CaraMENTAL's powerful formula, designed with the latest insights from neuroscience to fight brain fog and restore your focus. By enhancing cognitive agility and mental clarity, Brain Bullet Chews help you achieve peak productivity and maintain steady energy throughout the day. The precise combination of caffeine and L-Theanine promotes calm, laser-sharp concentration, making it the perfect companion for studying, big projects, or long shifts. No more distractions, no more doomscrolling—just clear, focused performance within 5 minutes.
  • NO CRASH, NO JITTERS: Unlike other caffeine products overloaded with sugar and artificial additives, CaraMENTAL Brain Bullet Chews offer a balanced and scientifically tested blend of caffeine and L-Theanine for sustained energy and mental clarity. Designed for smart productivity, these chews keep you focused and energized without the crashes or jitters common in sugary energy drinks or high-caffeine snacks. Whether you’re working on critical tasks or simply need a midday boost, Brain Bullet ensures steady cognitive function and optimal alertness without any downsides.
  • IMPROVE MEMORY & COGNITIVE FUNCTION: Brain Bullet Chews go beyond improving focus—they also enhance memory retention and overall cognitive function. Developed using cutting-edge neuroscience, this nootropic blend boosts mental acuity, sharpens alertness, and supports brain health. Perfect for preparing for exams, tackling important tasks, or enhancing long-term memory, Brain Bullet ensures your mind stays sharp and ready for any challenge. With each caffeine chew, you’re not just increasing your energy—you’re unlocking your full mental potential.
  • LOW CALORIES & LOW SUGAR: CaraMENTAL Brain Bullet Chews deliver a smart, guilt-free alternative to sugary energy drinks and coffee. With only 26 calories per chew and minimal sugar, they’re perfect for maintaining steady energy without spiking your blood sugar or adding extra calories to your day. Individually wrapped and portable, these delicious caramel-vanilla treats are easy on your stomach and fit seamlessly into your busy schedule. A pack of 4 chews fits in your pocket, offering quick, near-instant focus and mental clarity whenever you need it—without interruptions or frequent bathroom breaks.
Show More
7
Old Recipe | 80mg Caffeine & 160mg L-Theanine Focus Enhancing Energy Chews – Neuroscience Backed Nootropic Stack, Mental Acuity & Cognitive Support | Mint Matcha Flavor Brain Bullet, 4 Pack
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Old Recipe | 80mg Caffeine & 160mg L-Theanine Focus Enhancing Energy Chews – Neuroscience Backed Nootropic Stack, Mental Acuity & Cognitive Support | Mint Matcha Flavor Brain Bullet, 4 Pack
Caffeine Bullet
7% OffFree Shipping
Why we love it
  • Instant focus and clarity achieved.
  • No crash or jitters experienced.
  • Convenient on-the-go mental boost.
Main Highlights
  • INSTANT FOCUS & MENTAL CLARITY FOR UP TO 8 HOURS: Backed by neuroscience, Mint Matcha Brain Bullet Chews deliver instant focus and mental clarity for up to 8 hours. Each caffeine chew combines 80mg of caffeine with 160mg of L-Theanine, a proven nootropic stack that sharpens cognitive agility, enhances mental acuity, and boosts energy without jitters or crashes. Ideal for office workers, students, shift workers, and high performers, this smart brain-boosting formula provides essential cognitive support, helping you stay productive and perform at your peak. Whether tackling major projects or long shifts, Brain Bullet helps you stay alert and in the zone—all in one convenient chew.
  • BOOST PRODUCTIVITY & BEAT BRAIN FOG: Give procrastination the bullet with Mint Matcha's powerful formula, designed with the latest insights from neuroscience to fight brain fog and restore your focus. By enhancing cognitive agility and mental clarity, Brain Bullet Chews help you achieve peak productivity and maintain steady energy throughout the day. The precise combination of caffeine and L-Theanine promotes calm, laser-sharp concentration, making it the perfect companion for studying, big projects, or long shifts. No more distractions, no more doomscrolling—just clear, focused performance within 5 minutes.
  • NO CRASH, NO JITTERS: Unlike other caffeine products overloaded with sugar and artificial additives, Mint Matcha Brain Bullet Chews offer a balanced and scientifically tested blend of caffeine and L-Theanine for sustained energy and mental clarity. Designed for smart productivity, these chews keep you focused and energized without the crashes or jitters common in sugary energy drinks or high-caffeine snacks. Whether you’re working on critical tasks or simply need a midday boost, Brain Bullet ensures steady cognitive function and optimal alertness without any downsides.
  • IMPROVE MEMORY & COGNITIVE FUNCTION: Brain Bullet Chews go beyond improving focus—they also enhance memory retention and overall cognitive function. Developed using cutting-edge neuroscience, this nootropic blend boosts mental acuity, sharpens alertness, and supports brain health. Perfect for preparing for exams, tackling important tasks, or enhancing long-term memory, Brain Bullet ensures your mind stays sharp and ready for any challenge. With each caffeine chew, you’re not just increasing your energy—you’re unlocking your full mental potential.
  • LOW CALORIES & LOW SUGAR: Mint Matcha Brain Bullet Chews deliver a smart, guilt-free alternative to sugary energy drinks and coffee. With only 26 calories per chew and minimal sugar, they’re perfect for maintaining steady energy without spiking your blood sugar or adding extra calories to your day. Individually wrapped and portable, these delicious Mint Matcha treats are easy on your stomach and fit seamlessly into your busy schedule. A pack of 4 chews fits in your pocket, offering quick, near-instant focus and mental clarity whenever you need it—without interruptions or frequent bathroom breaks.
Show More
9.3
Superb
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9.3
Superb
Caffeine Bullet
Old Recipe | 80mg Caffeine & 160mg L-Theanine Focus Enhancing Energy Chews – Neuroscience Backed Nootropic Stack, Mental Acuity & Cognitive Support | Mint Matcha Flavor Brain Bullet, 4 Pack
7% OffFree Shipping
Why we love it
  • Instant focus and clarity achieved.
  • No crash or jitters experienced.
  • Convenient on-the-go mental boost.
Main Highlights
  • INSTANT FOCUS & MENTAL CLARITY FOR UP TO 8 HOURS: Backed by neuroscience, Mint Matcha Brain Bullet Chews deliver instant focus and mental clarity for up to 8 hours. Each caffeine chew combines 80mg of caffeine with 160mg of L-Theanine, a proven nootropic stack that sharpens cognitive agility, enhances mental acuity, and boosts energy without jitters or crashes. Ideal for office workers, students, shift workers, and high performers, this smart brain-boosting formula provides essential cognitive support, helping you stay productive and perform at your peak. Whether tackling major projects or long shifts, Brain Bullet helps you stay alert and in the zone—all in one convenient chew.
  • BOOST PRODUCTIVITY & BEAT BRAIN FOG: Give procrastination the bullet with Mint Matcha's powerful formula, designed with the latest insights from neuroscience to fight brain fog and restore your focus. By enhancing cognitive agility and mental clarity, Brain Bullet Chews help you achieve peak productivity and maintain steady energy throughout the day. The precise combination of caffeine and L-Theanine promotes calm, laser-sharp concentration, making it the perfect companion for studying, big projects, or long shifts. No more distractions, no more doomscrolling—just clear, focused performance within 5 minutes.
  • NO CRASH, NO JITTERS: Unlike other caffeine products overloaded with sugar and artificial additives, Mint Matcha Brain Bullet Chews offer a balanced and scientifically tested blend of caffeine and L-Theanine for sustained energy and mental clarity. Designed for smart productivity, these chews keep you focused and energized without the crashes or jitters common in sugary energy drinks or high-caffeine snacks. Whether you’re working on critical tasks or simply need a midday boost, Brain Bullet ensures steady cognitive function and optimal alertness without any downsides.
  • IMPROVE MEMORY & COGNITIVE FUNCTION: Brain Bullet Chews go beyond improving focus—they also enhance memory retention and overall cognitive function. Developed using cutting-edge neuroscience, this nootropic blend boosts mental acuity, sharpens alertness, and supports brain health. Perfect for preparing for exams, tackling important tasks, or enhancing long-term memory, Brain Bullet ensures your mind stays sharp and ready for any challenge. With each caffeine chew, you’re not just increasing your energy—you’re unlocking your full mental potential.
  • LOW CALORIES & LOW SUGAR: Mint Matcha Brain Bullet Chews deliver a smart, guilt-free alternative to sugary energy drinks and coffee. With only 26 calories per chew and minimal sugar, they’re perfect for maintaining steady energy without spiking your blood sugar or adding extra calories to your day. Individually wrapped and portable, these delicious Mint Matcha treats are easy on your stomach and fit seamlessly into your busy schedule. A pack of 4 chews fits in your pocket, offering quick, near-instant focus and mental clarity whenever you need it—without interruptions or frequent bathroom breaks.
Show More
8
L Theanine 400mg Capsules - 99.6% Pure L-Theanine | 5 Months Supply - 150 Capsules | Supports Relaxation & Focus, Promotes Calm | Zero Additives, Vegan & Non-GMO | GMP - Certified, Lab Tested
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L Theanine 400mg Capsules - 99.6% Pure L-Theanine | 5 Months Supply - 150 Capsules | Supports Relaxation & Focus, Promotes Calm | Zero Additives, Vegan & Non-GMO | GMP - Certified, Lab Tested
NUTRINATION
25% OffFree Shipping
Why we love it
  • Natural calming properties for relaxation.
  • Clinically suggested effective daily dose.
  • High purity through advanced extraction.
Main Highlights
  • Green Tea Derived: Sourced from green tea leaves, our L theanine supplement offers a natural, plant-based supplement known for its calming and wellness-enhancing properties, perfect for everyday relaxation.
  • Clinically Suggested Dose: Each L theanine organic supplement delivers the recommended 400mg daily dose of L-Theanine and offers a five-month supply. It is non-GMO, gluten-free, vegan-friendly, and free from additives.
  • Clean Extraction for Purity: Our L theanine capsule is extracted using the supercritical CO₂ extraction method and dried through vacuum drying, ensuring superior purity of 99.6%. By using these advanced methods, our L Theanine organic supplement becomes more safer and purer than supplements that rely on solvent extraction and heat drying.
  • Manufactured with Strict Standards: Produced in compliance with GMP (Good Manufacturing Practice) guidelines in a US FDA - inspected and approved facility. It is certified for HACCP, Halal, and Kosher, making it suitable for a wide range of dietary needs.
  • Third-Party Lab Tested: Each batch of our extra strength L theanine capsule undergoes rigorous testing by an ISO/IEC 17025:2017 accredited Eurofins lab to ensure it meets strict regulatory standards, providing confidence in its quality.
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9.1
Superb
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9.1
Superb
NUTRINATION
L Theanine 400mg Capsules - 99.6% Pure L-Theanine | 5 Months Supply - 150 Capsules | Supports Relaxation & Focus, Promotes Calm | Zero Additives, Vegan & Non-GMO | GMP - Certified, Lab Tested
25% OffFree Shipping
Why we love it
  • Natural calming properties for relaxation.
  • Clinically suggested effective daily dose.
  • High purity through advanced extraction.
Main Highlights
  • Green Tea Derived: Sourced from green tea leaves, our L theanine supplement offers a natural, plant-based supplement known for its calming and wellness-enhancing properties, perfect for everyday relaxation.
  • Clinically Suggested Dose: Each L theanine organic supplement delivers the recommended 400mg daily dose of L-Theanine and offers a five-month supply. It is non-GMO, gluten-free, vegan-friendly, and free from additives.
  • Clean Extraction for Purity: Our L theanine capsule is extracted using the supercritical CO₂ extraction method and dried through vacuum drying, ensuring superior purity of 99.6%. By using these advanced methods, our L Theanine organic supplement becomes more safer and purer than supplements that rely on solvent extraction and heat drying.
  • Manufactured with Strict Standards: Produced in compliance with GMP (Good Manufacturing Practice) guidelines in a US FDA - inspected and approved facility. It is certified for HACCP, Halal, and Kosher, making it suitable for a wide range of dietary needs.
  • Third-Party Lab Tested: Each batch of our extra strength L theanine capsule undergoes rigorous testing by an ISO/IEC 17025:2017 accredited Eurofins lab to ensure it meets strict regulatory standards, providing confidence in its quality.
Show More
9
Igennus Focus - Nootropic Brain Supplement for Concentration with Methylated B-Vitamins, Taurine, L-Tyrosine, L-Theanine & 200mg Caffeine, Zinc and Copper, 60 Capsules
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Igennus Focus - Nootropic Brain Supplement for Concentration with Methylated B-Vitamins, Taurine, L-Tyrosine, L-Theanine & 200mg Caffeine, Zinc and Copper, 60 Capsules
Igennus Healthcare Nutrition
17% OffFree Shipping
Why we love it
  • Boosts concentration and mental energy.
  • Promotes calm, relaxed focus.
  • Enhances memory and attention.
Main Highlights
  • OVERCOME BRAIN FOG WITH MENTAL CLARITY - effective nutrient blend to provide a boost to concentration, mental energy & alertness when studying, working, exercising or feeling fatigued
  • NATURAL NOOTROPIC - formulated with taurine, L-Theanine & L-Tyrosine to support neurotransmitters, alpha wave production & brain-derived neurotrophic factor (BDNF) levels
  • HIGH ABSORPTION NUTRIENTS - methylated B-vitamins and chelated minerals including zinc and copper provide additional support for improved mental performance, memory, attention & cognitive processes
  • FAST ACTING & NO CRASH - we combine caffeine with L-Theanine for a calm, relaxed focus without leaving you over-stimulated and jittery or unable to sleep - take 30-60 minutes before desired effects
  • PURE & CLEAN - we only use hypoallergenic ingredients with no unnecessary additives (such as silicon dioxide or magnesium stearate), lab verified, vegan, GMP manufactured in the UK
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8.9
Excellent
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8.9
Excellent
Igennus Healthcare Nutrition
Igennus Focus - Nootropic Brain Supplement for Concentration with Methylated B-Vitamins, Taurine, L-Tyrosine, L-Theanine & 200mg Caffeine, Zinc and Copper, 60 Capsules
17% OffFree Shipping
Why we love it
  • Boosts concentration and mental energy.
  • Promotes calm, relaxed focus.
  • Enhances memory and attention.
Main Highlights
  • OVERCOME BRAIN FOG WITH MENTAL CLARITY - effective nutrient blend to provide a boost to concentration, mental energy & alertness when studying, working, exercising or feeling fatigued
  • NATURAL NOOTROPIC - formulated with taurine, L-Theanine & L-Tyrosine to support neurotransmitters, alpha wave production & brain-derived neurotrophic factor (BDNF) levels
  • HIGH ABSORPTION NUTRIENTS - methylated B-vitamins and chelated minerals including zinc and copper provide additional support for improved mental performance, memory, attention & cognitive processes
  • FAST ACTING & NO CRASH - we combine caffeine with L-Theanine for a calm, relaxed focus without leaving you over-stimulated and jittery or unable to sleep - take 30-60 minutes before desired effects
  • PURE & CLEAN - we only use hypoallergenic ingredients with no unnecessary additives (such as silicon dioxide or magnesium stearate), lab verified, vegan, GMP manufactured in the UK
Show More
10
LIPOSOMAL Liquid L-Theanine Drops for Stress Relief, Relaxation, Focus Without Drowsiness with MAX Absorption, 350mg per Serving
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LIPOSOMAL Liquid L-Theanine Drops for Stress Relief, Relaxation, Focus Without Drowsiness with MAX Absorption, 350mg per Serving
baanaas For Babies to Nanas
Free Shipping
Why we love it
  • Promotes relaxation and focus.
  • Easy-to-take liquid drops.
  • High dosage, maximum absorption.
Main Highlights
  • L-Theanine Drops for Calm & Focus: L-Theanine is an amino acid known for promoting relaxation, reducing stress, and caffeine for enhancing focus without causing drowsiness. It works by calming the mind and supporting balanced brain activity.
  • Easy-to-Take Liquid Drops: No more hard-to-swallow pills! Shake well and take 2 mL (30 drops) daily or as advised by a healthcare professional. Can be taken directly or mixed with water or juice.
  • High Dosage and Maximum absorption: Each serving (2 mL) contains 350mg pure L-Theanine. Liposomal absorption means almost every compound is utilised by the body as opposed to capsules or gummies. Other Ingredients: Natural Vegetable Glycerin and Purified Water. Alcohol-free, Non-GMO, Vegan, Gluten & Soy Free.
  • For Most Lifestyles: Free from synthetic colors, preservatives, dairy, nuts, wheat, and sugar. Made in a GMP-certified facility for quality you can trust.
  • How to use: Take 2 mL (30 drops) once daily or as needed for stress relief and focus.
Show More
8.8
Excellent
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8.8
Excellent
baanaas For Babies to Nanas
LIPOSOMAL Liquid L-Theanine Drops for Stress Relief, Relaxation, Focus Without Drowsiness with MAX Absorption, 350mg per Serving
Free Shipping
Why we love it
  • Promotes relaxation and focus.
  • Easy-to-take liquid drops.
  • High dosage, maximum absorption.
Main Highlights
  • L-Theanine Drops for Calm & Focus: L-Theanine is an amino acid known for promoting relaxation, reducing stress, and caffeine for enhancing focus without causing drowsiness. It works by calming the mind and supporting balanced brain activity.
  • Easy-to-Take Liquid Drops: No more hard-to-swallow pills! Shake well and take 2 mL (30 drops) daily or as advised by a healthcare professional. Can be taken directly or mixed with water or juice.
  • High Dosage and Maximum absorption: Each serving (2 mL) contains 350mg pure L-Theanine. Liposomal absorption means almost every compound is utilised by the body as opposed to capsules or gummies. Other Ingredients: Natural Vegetable Glycerin and Purified Water. Alcohol-free, Non-GMO, Vegan, Gluten & Soy Free.
  • For Most Lifestyles: Free from synthetic colors, preservatives, dairy, nuts, wheat, and sugar. Made in a GMP-certified facility for quality you can trust.
  • How to use: Take 2 mL (30 drops) once daily or as needed for stress relief and focus.
Show More

We scanned 1163 products

We reviewed these offers relevant to the Caffeine L Theanine within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Caffeine Bullet, SBR Nutrition, Vyper, Omni Wave, Peak Supps, NUTRINATION, Igennus Healthcare Nutrition, baanaas For Babies to Nanas, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.
For the best Caffeine L Theanine in the market, we considered we took a deep dive into 5816 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that: