L-Theanine

$9
$0.30/day

Promotes relaxation and reduces stress*
Supports focus, attention, and mood regulation*
Increases alpha brain waves for better sleep*
Complements caffeine by reducing jitters*
30-day supply

Product variants

Allergens: None**

Negative Interactions: Ginseng

Can be taken at anytime †

Pairs well with

L-Theanine

$9
$0.30/day

Made in USA

Made in the USA with care, precision, and strict quality standards.

GMP certified

Crafted in GMP certified facilities to ensure safety, consistency, and reliability.

Third-party tested

Third-party tested to verify purity, potency, and transparency in every batch.

Backed by science

Backed by the latest science and research for formulations you can trust.

The Basics

Ingredients

Our L-Theanine is a free-form amino acid.

Key Ingredients:

420 mg L-Theanine

Free of: Dairy, gluten, soy, sugar, artificial colors or flavors

** We cannot guarantee zero cross-contamination. Consume at your own discretion.

Usage guidelines

L-Theanine doesn’t have any negative interactions with any of our supplements.

† L-Theanine can be taken at anytime.

Benefits

L-theanine is an amino acid commonly found in green tea that has been shown to promote relaxation and reduce stress. It has a calming effect on the brain by increasing alpha brain wave activity, which can lead to relaxation without causing drowsiness. L-theanine may also support focus and attention by enhancing neurotransmitters like dopamine and serotonin, which regulate mood. Additionally, it has been associated with improved sleep quality and a reduction in anxiety symptoms. L-theanine can complement caffeine by attenuating its jittery effects, resulting in a more balanced and focused state of alertness.

Lifestyle suggestions

Stress management techniques, such as deep breathing exercises, can further enhance the calming effects of L-theanine. Regular physical activity, a balanced diet, and prioritizing sufficient sleep contribute to overall mental health and cognitive function. Limiting caffeine intake and avoiding excessive alcohol consumption can optimize the benefits of L-theanine. Creating a relaxing environment, incorporating hobbies or activities that promote relaxation and enjoyment, and seeking social support also contribute to a balanced and calm state of mind.

Designed with you in mind

From the guidance provided by our quiz to the easy-tear sachets, our main goal is to make it a seamless experience to start your new life-changing routine.

Simplified nutrition

FAQs

Please read our FAQs page to find out more.

How does my subscription work?

Your subscription is simple and flexible. Each month, we automatically charge your card and deliver your personalized Healthbox directly to your door. You’re free to pause, update, or cancel your subscription anytime through your account settings—no strings attached. Consistent use helps build long-term wellness habits.

How can I edit my pack?

You can customize your pack at any time before your next order is processed. Just log in, go to “My Subscription” under your account, and select the items you want to add or remove. Keep in mind: once an order is charged, changes will apply to the next month’s pack.

How long will it take to feel the effects of the supplements?

Everyone’s body is different, so results can vary. Some people notice changes within a week, while others may need a few months. It depends on your current health, consistency, and what’s in your pack. What matters most is sticking with it—health is a long game!

Can I try Healthbox for one month?

Absolutely. You can start with one month and pause or cancel anytime. After your first order, head to your account settings to make changes—or just reach out to our team at hello@healthbox.store for help.

Can I change my delivery date?

Yes, you’re in full control of your deliveries. To move your next shipment, log into your account, go to “My Subscription,” and click “Edit Date.” You can delay, skip, or adjust your delivery schedule as needed. Just note that once an order is processed, it can’t be changed.

Can I retake the quiz?

Definitely! To update your recommendations, just click “Take the quiz” anywhere on our website. There’s no need to log in first—your new answers will guide us in building your updated personalized pack.