Skip to content
  • Hungary (HUF Ft)
Medpak
Log in Bag
Menu
  • Vitamins & Supplements
    • Vitamins & Supplements
    • Amino Acids
      • L-Arginine
      • L-Carnitine
      • L-Carnosine
      • L-Citrulline
      • L-Glutathione
      • L-Glutamine
      • L-Lysine
      • L-Proline
      • L-Theanine
      • L-Tryptophan
      • L-Tyrosine
      • N-Acetyl Cysteine (NAC)
      • Go to Amino Acids
    • Antioxidants
      • Alpha Lipoic Acid
      • Astaxanthin
      • Coenzyme Q10 (CoQ10)
      • Lutein & Zeaxanthin
      • Quercetin
      • Resveratrol
      • Go to Antioxidants
    • Health Topics
      • Brain & Cognitive
      • Bone, Joint & Cartilage
      • Cardiovascular
      • Detox & Cleanse
      • Digestive System
      • Energy
      • Eye & Vision
      • Hair, Skin & Nails
      • Immune System
      • Kidneys & Urinary System
      • Respiratory System
      • Sexual Health
      • Sleep
      • Weight Loss
      • Children Health
      • Men's Health
      • Women's Health
      • Go to Health Topics
    • Herbs
      • Ashwagandha
      • Bacopa
      • Berberine
      • Cascara Sagrada
      • Cat's Claw (Uña de Gato)
      • Curcumin & Turmeric
      • Dandelion Root
      • Devil's Claw
      • Echinacea
      • Garlic
      • Ginkgo Biloba
      • Gotu Kola
      • Oregano
      • Maca
      • Pau D'Arco
      • Saw Palmetto
      • Red Clover
      • Rhodiola
      • Tribulus
      • Go to Herbs
    • Minerals
      • Chromium
      • Calcium
      • Iodine
      • Iron
      • Magnesium
      • Potassium
      • Selenium
      • Silica
      • Zinc
      • Go to Minerals
    • Vitamins
      • Vitamin A
      • Vitamin B
      • Vitamin C
      • Vitamin D
      • Vitamin E
      • Vitamin K
      • Multivitamins
      • Go to Vitamins
    • Other
      • Collagen
      • Fish Oil & Omegas (EPA DHA)
      • Greens & Superfoods
      • Melatonin
      • Probiotics
      • Go to Other
  • Sports
    • Sports
    • Carbohydrates
      • Carbo
      • Energy Gels
      • Isotonic Drinks
      • Go to Carbohydrates
    • Creatine
      • Creatine Malate
      • Creatine Monohydrate
      • Other Creatines
      • Go to Creatine
    • Fat Burners
    • Healthy Food
    • Pre-Workout
      • Pre-Workout Stimulants
      • Pre-Workout Pump
      • Pre-Workout Shots
      • Stimulants
      • Go to Pre-Workout
    • Protein Powders
      • Casein
      • Vegetable Protein
      • Whey Protein Blends
      • Whey Protein Concentrate (WPC)
      • Whey Protein Isolate (WPI)
      • Go to Protein Powders
    • Regeneration
    • Testosterone Boosters
    • Weight Gainers
      • Gainers
      • BULK Nutrients
      • Go to Weight Gainers
  • Beauty
    • Beauty
    • Bath & Shower
      • Bath Accessories
      • Bath Bombs & Salts
      • Body Scrubs
      • Shower Gels
      • Soaps
      • Go to Bath & Shower
    • Body Cosmetics
      • Deodorants & Antiperspirants
      • Lotions, Butters, Creams & Body Oils
      • Go to Body Cosmetics
    • Facial Cosmetics
      • Eye Creams
      • Face Creams
      • Facial Acids, Oils and Serums
      • Facial Cleansing
      • Hydrolats, Mists and Tonics
      • Lip Care
      • Masks & Clays
      • Go to Facial Cosmetics
    • Hands & Feet
      • Corn, Callus & Bunion Treatments
      • Foot Care
      • Hand Care
      • Go to Hands & Feet
    • Hair Cosmetics
      • Conditioners
      • Hair Colouring
      • Hair Masks
      • Hair Oils, Serums & Sprays
      • Shampoos
      • Go to Hair Cosmetics
    • Intimate Hygiene
      • Gels & Soaps
      • Pads, Pantyliners, Tampons
      • Go to Intimate Hygiene
    • Oral Care
      • Mouthwashes
      • Toothpastes
      • Go to Oral Care
    • Sun Protection
      • After-Sun Creams, Lotions
      • Sun Creams, Lotions
      • Go to Sun Protection
  • Makeup
    • Makeup
    • Eye Makeup
      • Eyeshadows
      • Mascaras
      • Go to Eye Makeup
    • Face Makeup
      • Concealers & Foundations
      • Makeup Bases & Fixatives
      • Powder & Setting Spray
      • Go to Face Makeup
    • Lip Makeup
      • Lip Glosses
      • Lipstick & Pomades
      • Go to Lip Makeup
    • Makeup Accessories
  • Baby
    • Baby
    • Children Health
    • Children Hygiene
    • Children Nutrition
    • Feeding Children
      • Bottle Teats
      • Bottles
      • Cups
      • Feeding Accessories
      • Food Storage
      • Go to Feeding Children
    • Pacifiers
  • Mother
    • Mother
    • Planning & Tests
    • Pregnacy Care
      • Skin & Body Care
      • Health in Pregnancy
      • Go to Pregnacy Care
    • Breastfeeding
    • Postpartum & Recovery
  • Home
    • Home
    • Aromatherapy
      • Candles
      • Diffusers & Nebulizers
      • Essential Oil Sets
      • Essential Oil Singles
      • Fragrance Oils
      • Incense Sticks
      • Go to Aromatherapy
    • Hearing Protection
      • Ear Muffs
      • Earplug Accessories
      • Earplugs
      • Go to Hearing Protection
    • Home Care & Cleaning
      • Bathroom Cleaners
      • Eco Zone 🍃
      • Kitchen Cleaners
      • Laundry Products
      • Multi-purpose Cleaners
      • Odour Neutralisers
      • Go to Home Care & Cleaning
    • Insect & Tick Protection
      • After-bite Care
      • Electronic Tick Repellents
      • Insect Repellents
      • Go to Insect & Tick Protection
    • Pets
      • Pet Accessories
      • Pet Food & Treats
      • Pet Grooming & Hygiene
      • Pet Supplements
      • Tick & Flea Protection
      • Go to Pets
    • Sauna Accessories
      • Sauna Essential Oil
      • Sauna Sets
      • Sauna Tools & Equipment
      • Go to Sauna Accessories
    • Water Filtration & Bottles
      • Water Bottles
      • Water Filters
      • Go to Water Filtration & Bottles
  • Health
    • Health
    • Chemical Reagents
    • First Aid
    • Groceries
      • Beverages
      • Coffe & Tea
      • Dessert Sauces
      • Energy Bars & Drinks
      • Flakes, Muesli & Bran
      • Herbs, Spices & Seasonings
      • Jams, Honeys & Spreads
      • Juices & Smoothies
      • Pasta, Rices & Groats
      • Sugar Substitutes
      • Sweet & Salty Snacks
      • Go to Groceries
    • Sex & Contraception
      • Condoms
      • Lubricants & Licks
      • Sex Toys
      • Go to Sex & Contraception
  • Brands
    • Brands
    • Our Brands
      • Atlantic Treat
      • Bilovit
      • Vitaler's
      • Wellbear
      • View All
    • Top Brands
      • Himalaya
      • Life Extension
      • Missha
      • Now Foods
      • OstroVit
      • Solgar
      • Swanson
    • New Brands
      • Helpa
      • IODICA WORLD
      • L'Oréal Paris
      • Pharma Dot
      • Pure Lab
      • ROM&ND
      • The Face Shop
  • Special Offers
  • 💐 Mother's Day
  1. Home
  2. Vitamins & Supplements
  3. Amino Acids
  4. L-Theanine

L-Theanine

(11 products)
  • Best selling
  • Alphabetically, A-Z
  • Alphabetically, Z-A
  • Price, low to high
  • Price, high to low
  • Date, old to new
  • Date, new to old
View as

FiltersFilter & Sort

Applied Filters
Clear all
Sort by
Category
Clear
Availability
Clear
Brand
Clear
Product Form
Clear
Package Quantity
Clear
Gender
Clear
Life Stage
Clear
Specialty
Clear
Taste
Clear
  • Ostrovit L-Theanine - 90 Veg Capsules

    Ostrovit

    Ostrovit L-Theanine - 90 Veg Capsules

    Regular price 2.459 Ft
    Unit price /
    Unavailable
    View details
  • Aliness L-Theanine 200 mg - 100 Veg Capsules

    Aliness

    Aliness L-Theanine 200 mg - 100 Veg Capsules

    Regular price 4.100 Ft
    Unit price41 Ft / item
    Unavailable
    View details
  • Now Foods Double Strength L-Theanine 200 mg - 60 Capsules

    Now Foods

    Now Foods Double Strength L-Theanine 200 mg - 60 Capsules

    Regular price 7.169 Ft
    Unit price119 Ft / item
    Unavailable
    View details
  • Now Foods L-Theanine 100 mg - 120 Veg Capsules

    Now Foods

    Now Foods L-Theanine 100 mg - 120 Veg Capsules

    Regular price 5.300 Ft
    Unit price44 Ft / item
    Unavailable
    View details
  • Quicksilver Liposomal GABA with L-Theanine, Orange - 50 ml

    Quicksilver

    Quicksilver Liposomal GABA with L-Theanine, Orange - 50 ml

    Regular price 14.789 Ft
    Unit price29.578 Ft / 100ml
    Unavailable
    View details
  • Solgar L-Theanine 150 mg - 60 Veg Capsules
    Sold out

    Solgar

    Solgar L-Theanine 150 mg - 60 Veg Capsules

    Regular price 13.579 Ft
    Unit price /
    Unavailable
    View details
  • Doctor's Best  L-Theanine with Suntheanine 150 mg - 90 Veg Capsules
    Sold out

    Doctor's Best

    Doctor's Best L-Theanine with Suntheanine 150 mg - 90 Veg Capsules

    Regular price 15.329 Ft
    Unit price /
    Unavailable
    View details
  • Quicksilver Liposomal GABA with L-Theanine - 50 ml
    Sold out

    Quicksilver

    Quicksilver Liposomal GABA with L-Theanine - 50 ml

    Regular price 17.029 Ft
    Unit price34.058 Ft / 100ml
    Unavailable
    View details
  • Jarrow Formulas Theanine 100 mg - 60 Veg Capsules

    Jarrow Formulas

    Jarrow Formulas Theanine 100 mg - 60 Veg Capsules

    Regular price 7.569 Ft
    Unit price126 Ft / item
    Unavailable
    View details
  • Life Extension Theanine XR™ Stress Relief   - 30 Tablets

    Life Extension

    Life Extension Theanine XR™ Stress Relief - 30 Tablets

    Regular price 13.709 Ft
    Unit price457 Ft / item
    Unavailable
    View details
  • Life Extension Enhanced Stress Relief - 30 Capsules

    Life Extension

    Life Extension Enhanced Stress Relief - 30 Capsules

    Regular price 10.309 Ft
    Unit price /
    Unavailable
    View details

L-Theanine: The Unique Amino Acid for Cognitive Enhancement and Stress Relief

When you think of amino acids, you might assume they're only found in protein-rich foods. However, L-Theanine stands out as a unique exception. This remarkable compound occurs naturally as a free amino acid in green tea leaves and isn't part of the protein structure. Despite this, L-Theanine plays a crucial role in various bodily functions and offers a wide range of benefits that make it worth exploring beyond your daily cup of green tea.

Understanding L-Theanine: More Than Just a Tea Component

L-Theanine is primarily known for its presence in green tea, but it can also be found in trace amounts in certain mushrooms, like the brown mushroom. While green tea is a good source, the amount of L-Theanine in a typical cup may not be sufficient to provide all the potential benefits this amino acid offers. Let's delve into what makes L-Theanine so special:

  • Unique Structure: Unlike most amino acids, L-Theanine is not used to build proteins in the body.
  • Brain-Blood Barrier: L-Theanine can cross the blood-brain barrier, allowing it to directly affect brain function.
  • Synergy with Caffeine: L-Theanine works well in combination with caffeine, potentially enhancing its benefits while mitigating some of its side effects.

L-Theanine as a Nootropic: Boosting Cognitive Function

L-Theanine is classified as a nootropic due to its cognitive-enhancing properties. Here's how L-Theanine can benefit your brain:

  • Improved Focus: L-Theanine has been shown to increase attention span and enhance the ability to focus on tasks.
  • Enhanced Learning: By promoting alpha brain wave activity, L-Theanine may improve learning performance and knowledge retention.
  • Cognitive Protection: L-Theanine may help protect nerve cells from oxidative stress, potentially supporting long-term brain health.
  • Mental Clarity: Many users report a state of "calm alertness" when taking L-Theanine, allowing for clear thinking without jitters.

For those looking to support their cognitive function, our Brain & Cognitive Health collection offers a range of supplements, including L-Theanine, designed to enhance mental performance.

L-Theanine for Stress Relief and Mood Enhancement

One of the most celebrated benefits of L-Theanine is its ability to promote relaxation without sedation. Here's how L-Theanine can help manage stress and improve mood:

  • Stress Reduction: L-Theanine has been shown to lower cortisol levels, the body's primary stress hormone.
  • Anxiety Relief: Many studies suggest that L-Theanine can help reduce symptoms of anxiety and promote a sense of calm.
  • Mood Stabilization: L-Theanine may help balance neurotransmitters associated with mood, potentially alleviating symptoms of depression.
  • Sleep Quality: While not a sedative, L-Theanine may improve sleep quality by promoting relaxation and reducing anxiety.

Unlike caffeine, L-Theanine doesn't have negative side effects such as increased blood pressure or sleep disturbances. In fact, it may help mitigate some of the less desirable effects of caffeine when the two are combined.

L-Theanine and Physical Health

Beyond its cognitive and mood-enhancing effects, L-Theanine may offer several physical health benefits:

  • Immune Support: Some studies suggest that L-Theanine may enhance the body's immune response.
  • Blood Pressure Regulation: L-Theanine may help maintain healthy blood pressure levels, especially in high-stress situations.
  • Weight Management: By reducing stress and cortisol levels, L-Theanine may indirectly support weight management efforts.
  • PMS Symptom Relief: Some women report that L-Theanine helps alleviate symptoms associated with premenstrual syndrome (PMS).

How to Incorporate L-Theanine into Your Routine

While green tea is a natural source of L-Theanine, supplements can provide a more concentrated and consistent dose. Here are some ways to incorporate L-Theanine into your daily routine:

  1. Supplementation: L-Theanine supplements are available in various forms, including capsules, tablets, and powders. Typical doses range from 100-400mg per day.
  2. Green Tea: While not as concentrated as supplements, regularly consuming green tea can provide a natural source of L-Theanine.
  3. L-Theanine + Caffeine: Many people enjoy the synergistic effects of combining L-Theanine with caffeine, either through supplements or by adding L-Theanine to their coffee.
  4. Pre-Sleep Routine: Taking L-Theanine about an hour before bedtime may help improve sleep quality for some individuals.

For those interested in exploring L-Theanine supplements, our L-Theanine collection offers high-quality options to suit various needs and preferences.

Conclusion: Unlocking the Potential of L-Theanine

L-Theanine stands out as a unique and versatile amino acid with a wide range of potential benefits. From enhancing cognitive function and reducing stress to supporting overall well-being, L-Theanine offers a natural approach to improving mental and physical health.

Whether you're looking to boost your focus, manage stress more effectively, or simply support your overall health, L-Theanine may be worth considering as part of your wellness routine. As always, it's advisable to consult with a healthcare professional before starting any new supplement regimen, especially if you have pre-existing health conditions or are taking medications.

By understanding and harnessing the power of L-Theanine, you can take a significant step towards optimizing your cognitive function, emotional balance, and overall quality of life. Why not explore the benefits of this remarkable amino acid for yourself?

Back to top

Discover Medpak – your trusted destination for premium health and wellness products. We provide meticulously selected supplements, fitness accessories, and cosmetics, ensuring the highest quality and care for your well-being.

  • Facebook
  • Instagram

Information

  • Privacy Policy
  • Refund Policy
  • Terms of Service
  • Do not sell or share my personal information

Customer Service

  • About Us
  • Payment Info
  • Shipping info
  • Returns & replacements
  • Impressum
  • Blog
  • Our Wholesale Site
  • Contact
Payment methods accepted
  • American Express
  • Apple Pay
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa
  • Hungary (HUF Ft)

© 2025 Medpak.

Choose options

Item added to your cart.

View cart