L Theanine: A Natural Solution For Calming Anxious Dogs

L Theanine: A Natural Solution For Calming Anxious Dogs

Are you a dog owner who loves to travel or often finds yourself out of town? If so, you're probably no stranger to the high costs of dog boarding services. But what if there was a natural solution to help your furry friend stay calm and relaxed during your absence? Enter L Theanine, a remarkable amino acid that may be just what your dog needs.

In this article, we'll delve into all things L Theanine, exploring its benefits, how it works, and why it's important for your canine companion. We'll also touch on potential downsides and alternative options to ensure you have all the information you need.

What Is L Theanine?

L Theanine, often referred to simply as Theanine, is a naturally occurring amino acid found primarily in tea leaves, with green tea being the most well-known source. It is renowned for its exceptional calming properties and its unique ability to promote relaxation without inducing drowsiness.1 But you might wonder, how exactly this amino acid works its magic, and what are the potential benefits it offers for our canine companions?

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Why Is L Theanine For Dogs Important?

Understanding the importance of L Theanine for dogs requires recognizing the growing need for non-pharmaceutical approaches to managing stress and anxiety in our four-legged friends. Whether your dog experiences separation anxiety, the fear of thunderstorms, or simply feels uncomfortable in unfamiliar environments, L Theanine presents a gentle and natural solution to help them maintain their composure and overall well-being.

How Does L Theanine For Dogs Work?

The mechanics behind L Theanine's effectiveness in dogs are quite fascinating. This amino acid works wonders by increasing the production of several essential neurotransmitters in the brain, including serotonin and dopamine. These neurotransmitters are closely associated with feelings of well-being, happiness, and emotional stability in both humans and dogs. When L Theanine is introduced into a dog's system, it plays a pivotal role in elevating these neurotransmitter levels, which, in turn, helps to reduce stress and anxiety, ultimately leading to a more balanced and relaxed state of mind.

What Are The Benefits Of L Theanine For Dogs?

Now, let's explore some of the key benefits that L Theanine brings to our canine companions. These advantages make it an increasingly popular choice for dog owners seeking to alleviate their pets' anxiety and improve their overall quality of life.

Reduced Anxiety

One of the most notable benefits of L Theanine is its remarkable ability to reduce anxiety in dogs. Whether your dog becomes anxious when you leave for work or experiences separation anxiety when you travel, L Theanine can help calm their nerves and reduce anxious behaviors.2

Improved Sleep

Stress and anxiety can disrupt a dog's sleep patterns, leading to restlessness and fatigue. L Theanine can promote better sleep quality, helping your dog feel more refreshed and rejuvenated.3

Enhanced Focus

In some cases, L Theanine can enhance a dog's focus and attention span. This is particularly useful for training sessions or situations where your dog needs to stay alert.4


Unlike certain medications that may induce drowsiness or lethargy, L Theanine offers relaxation without causing your dog to feel excessively sleepy. This means they can remain alert and engaged while enjoying a calmer demeanor.5

Are There Any Downsides To L Theanine For Dogs?

While L Theanine is generally considered safe for dogs, it's important to be aware of potential downsides and consult your veterinarian before incorporating it into your dog's routine. Here are some factors to keep in mind:


Determining the appropriate dosage of L Theanine for your dog can be somewhat challenging, as it depends on your dog's size, weight, and specific needs. Consulting with your veterinarian will help ensure you administer the correct amount.

Individual Variation

Dogs, like humans, have individual differences in how they respond to substances. While L Theanine is well-tolerated by most dogs, it's possible that your dog may not respond as expected.


L Theanine may interact with other medications your dog is taking. It's crucial to inform your veterinarian of any other treatments or supplements your dog is receiving to avoid potential adverse effects.

What Are The Alternatives To L Theanine For Dogs?

If L Theanine doesn't seem like the ideal solution for your dog, rest assured that there are alternative approaches to managing anxiety and stress in dogs. Here are some alternatives to consider:

  • CBD Oil: Derived from hemp, CBD oil has gained popularity for its calming effects on dogs.
  • Behavioral Training: Working with a professional dog trainer can help address underlying behavioral issues contributing to anxiety.
  • Prescription Medications: In more severe cases of anxiety, your veterinarian may recommend prescription medications designed specifically for dogs.

Is L Theanine Calming For Dogs?

When it comes to keeping your furry friend calm and collected, L Theanine has shown promise in delivering much-needed tranquility. Theanine is a naturally occurring amino acid found in tea leaves, and it boasts a unique ability to promote relaxation without inducing drowsiness in dogs. Here's why Theanine can be a calming choice for your canine companion:

Neurotransmitter Regulation

Theanine increases the production of neurotransmitters like serotonin and dopamine, which play a pivotal role in regulating mood and anxiety levels.

Reduction of Stress Hormones

Theanine has been found to reduce the levels of stress hormones in the body, helping dogs maintain a sense of calmness, even in stressful situations.

How Much L-Theanine Can I Give My Dog?

Determining the right dosage of L Theanine for your dog is crucial to ensure their safety and well-being. The appropriate amount can vary based on your dog's size, weight, and specific needs. To provide a general guideline:

Consult Your Vet

Always consult with your veterinarian before giving your dog L Theanine. They can provide tailored advice based on your dog's individual characteristics and any existing health conditions.

Start Low And Go Slow

Begin with a low dose and gradually increase it until you achieve the desired calming effect. This approach helps minimize the risk of over-administration.

Standard Dosage

In general, a standard starting dose for small dogs (under 20 pounds) could be around 50 milligrams. For medium-sized dogs (20-50 pounds), you might begin with 100 milligrams. Larger dogs may require up to 200 milligrams or more.

Observe Your Dog

Pay close attention to your dog's behavior and response to the Theanine. If you notice any adverse effects or if the desired calming effect is not achieved, consult your vet for adjustments.

Divide The Daily Dose

Depending on your dog's needs, you may divide the daily dose into multiple administrations, providing smaller amounts throughout the day.

Does L-Theanine Make Dogs Sleepy?

No, L-Theanine typically does not make dogs excessively sleepy. One of the notable advantages of using L-theanine as a calming supplement is that it promotes relaxation without inducing drowsiness. This allows your dog to remain alert and responsive while experiencing reduced anxiety.

Maintained Alertness

L-Theanine's non-sedative nature ensures that your dog can stay awake and attentive, which is particularly important during training or travel.

Balanced Behavior

Dogs can maintain their energy levels and engage in normal activities while experiencing a sense of calmness.

Improved Quality Of Life

By not causing excessive sleepiness, L-Theanine contributes to an improved quality of life for your dog, as they can enjoy their day-to-day routines more comfortably.

Can I Give My Dog L Theanine With Food?

Yes, you can administer L Theanine to your dog with or without food, making it a flexible option for pet owners. Theanine is generally well-tolerated and can be easily incorporated into your dog's daily routine.

  1. With Food: Giving L Theanine with a meal may help prevent potential stomach upset, although this is generally not a common issue.
  2. Without Food: If your dog is picky about timing or doesn't have a regular feeding schedule, you can administer L Theanine separately from meals.
  3. Consult Your Vet: As always, it's a good practice to consult your veterinarian for specific guidance on the best administration method based on your dog's unique needs and preferences.

Can L Theanine Help With Separation Anxiety In Dogs?

Yes, L Theanine can be a valuable tool in managing separation anxiety in dogs. Separation anxiety is a common issue among dogs, causing distress and disruptive behaviors when they are separated from their owners. Here's how L Theanine can assist in alleviating this challenge:

Improved Coping

By promoting relaxation without drowsiness, L Theanine enables dogs to cope better with the stress of separation.

Behavior Modification

L Theanine can complement behavior modification techniques when addressing separation anxiety, making training more effective.

Short-Term Use

It's particularly useful for short-term situations, such as vacations or workdays when your dog needs to adapt to temporary separations.

Final Thoughts On L Theanine

L Theanine emerges as a promising ally in your journey to ensure your canine companion's well-being and comfort. Its natural calming properties, combined with its ability to reduce anxiety without inducing drowsiness, make it a valuable resource for dog owners seeking to provide the best care for their furry friends, especially during those times when you're away.

At WoofyClub, we understand the importance of finding trustworthy caregivers for your beloved dogs when you need them most. That's why we're here to help you connect with caring families who are willing to watch over your dogs free of charge. With WoofyClub, you can have peace of mind knowing that your dog will receive the love and attention it deserves in your absence.

Ready to explore the possibilities? Sign up at WoofyClub today and join our community of dog parents dedicated to ensuring the happiness and well-being of their canine companions. Together, we can make every separation a little easier and every journey worry-free for you and your furry friend.

Frequently Asked Questions About L Theanine

Is L Theanine safe for all dog breeds, regardless of size and age?

Generally, L Theanine is safe for most dog breeds, but it's essential to consider individual factors such as size and age.

Can I use L Theanine for short-term anxiety, such as during fireworks or thunderstorms?

Yes, L Theanine can be effective for managing short-term anxiety episodes, including those triggered by fireworks or thunderstorms.

Are there any side effects of L Theanine in dogs?

While side effects are rare, they may include mild stomach upset or restlessness in some dogs.

How should I administer L Theanine to my dog?

L Theanine is typically available in capsule or chewable form, which can be administered with or without food. Consult your veterinarian for precise dosing instructions.

Can I combine L Theanine with other calming products?

Combining L Theanine with other calming products should be done under the guidance of your veterinarian to ensure safety and efficacy.

Is L Theanine suitable for puppies?

It's advisable to consult your veterinarian before giving L Theanine to puppies, as their needs may differ from adult dogs.

How long does it take for L Theanine to start working in dogs?

On average, L Theanine takes about 30 minutes to an hour to begin exerting its calming effects in dogs.

Is L Theanine addictive for dogs?

No, L Theanine is not addictive, making it a safe option for long-term use when recommended by a veterinarian.

Are there any contraindications for using L Theanine with specific medical conditions?

Dogs with preexisting liver disease or low blood pressure should use L Theanine cautiously and only under veterinary supervision.

How can I determine the right dosage of L Theanine for my dog?

Determining the appropriate dosage of L Theanine for your dog depends on factors like size, weight, and individual needs. Your veterinarian can provide tailored guidance.


  1. Li, M.-Y., Liu, H.-Y., Wu, D.-T., Kenaan, A., Geng, F., Li, H.-B., Gunaratne, A., Li, H., & Gan, R.-Y. (2022). L-Theanine: A Unique Functional Amino Acid in Tea (Camellia sinensis L.) With Multiple Health Benefits and Food Applications. Frontiers in Nutrition, 9. https://doi.org/10.3389/fnut.2022.853846
  2. Hunt, A. B. G., Flint, H. E., Logan, D. W., & King, T. (2023). A single dose of cannabidiol (CBD) positively influences measures of stress in dogs during separation and car travel. Frontiers in Veterinary Science, 10. https://doi.org/10.3389/fvets.2023.1112604
  3. Wołyńczyk-Gmaj, D., Ziółkowska, A., Rogala, P., Ścigała, D., Bryła, L., Gmaj, B., & Wojnar, M. (2021). Can Dog-Assisted Intervention Decrease Anxiety Level and Autonomic Agitation in Patients with Anxiety Disorders? Journal of Clinical Medicine, 10(21), 5171. https://doi.org/10.3390/jcm10215171
  4. Mattes, R. D., Rowe, S. B., Ohlhorst, S. D., Brown, A. W., Hoffman, D. J., Liska, D. J., Feskens, E. J. M., Dhillon, J., Tucker, K. L., Epstein, L. H., Neufeld, L. M., Kelley, M., Fukagawa, N. K., Sunde, R. A., Zeisel, S. H., Basile, A. J., Borth, L. E., & Jackson, E. (2022). Valuing the Diversity of Research Methods to Advance Nutrition Science. Advances in Nutrition, 13(4), 1324–1393. https://doi.org/10.1093/advances/nmac043
  5. Hidese, S., Ogawa, S., Ota, M., Ishida, I., Yasukawa, Z., Ozeki, M., & Kunugi, H. (2019). Effects of L-Theanine Administration on Stress-Related Symptoms and Cognitive Functions in Healthy Adults: A Randomized Controlled Trial. Nutrients, 11(10), 2362. https://doi.org/10.3390/nu11102362

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