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L-Theanine Capsules
Form
Composition
Pack Size
Packaging
What are L-Theanine Capsules?
L-Theanine Capsules are a dietary supplement that contains the amino acid L-theanine, which is found in green tea leaves and is known for its calming and relaxing effects. Studies show that L-Theanine helps increase alpha brain wave activity, thereby promoting relaxation and mental alertness.
AdvaCare Pharma's L-Theanine Capsules are manufactured under strict ISO/HACCP guidelines at certified locations in both the USA, China, and India – ensuring conformity with industry standards for health, safety, and environmental protection. We guarantee premium quality theanine supplements, by conducting a strict vetting process for all our suppliers.
Why are we a quality L-Theanine Capsules manufacturer?
AdvaCare Pharma USA is a leading manufacturer of L-Theanine Capsules. Our commitment to quality is demonstrated through our HACCP/ISO certification.
Our AdvaLife™ brand believes in supporting our distributors' success by providing superior supplements that meet ISO 22000, 9001 & HACCP standards. Our premium-grade L-theanine supplements are trusted by healthcare professionals worldwide, making our supplement distributors industry leaders. We ensure that our L-theanine supplements are both safe and effective.
Targeted Health Support
Ingredients
L-Theanine is an amino acid that is commonly found in green tea leaves. It is known for its ability to promote relaxation and reduce stress without causing drowsiness.
L-Theanine is believed to have a positive impact on mood, cognitive function, and sleep quality. Research has suggested that it can improve attention and reaction time, while reducing mental and physical stress.
Additionally, studies demonstrate its ability to affect alpha brain wave activity, leading to relaxation and a calm mental state. As a result, it is often used in supplements and functional foods to promote a sense of relaxation and improve cognitive performance.
Uses
What are L-Theanine Capsules used for?
- promote relaxation
- boost mental alertness
- reduce stress and anxiety
How are L-Theanine Capsules used?
This supplement is to be swallowed with water, taken preferably with food. Do not take this product on an empty stomach.
What dose of L-Theanine should be taken?
The recommended dosage of L-theanine is 1 capsule once or twice daily, or as directed by a healthcare professional.
Do not exceed the recommended daily dose. A laxative effect may occur in case of overdose.
Target Consumer Segments
- Adults (25–50): men and women managing daily stress, seeking natural relaxation and cognitive clarity without sedatives
- Busy Professionals: high-stress individuals requiring non-drowsy mental focus and mood support during demanding work hours
- Health-conscious Millennials: consumers looking for clean-label, non-addictive supplements to enhance sleep quality and emotional well-being
- Students & Academic Performers: younger adults aiming to reduce anxiety and improve concentration under academic pressure
- Seniors (50+): older adults in need of safe, natural support for sleep, memory, and neuroprotection
- Mental Wellness Seekers: lifestyle-driven individuals focused on holistic health and preventative solutions for anxiety and stress relief
Regional Consumer Demand
North America
Market Insight: High demand from stress management, sleep, and cognitive health markets drives growth. Recommended Dosage: Standard Formula in 120 units/box — effective therapeutic dose for relaxation, focus, and sleep quality.
Europe
Market Insight: Preventive health culture and preference for natural anxiolytics sustain steady demand. Recommended Dosage: Standard Formula in 120 units/box — aligns with clinical expectations for stress relief and cognitive performance.
Middle East
Market Insight: Rising stress and sleep-related concerns support adoption of natural calming supplements. Recommended Dosage: Standard Formula in 60 units/box — provides robust support for relaxation and mental well-being.
Latin America
Market Insight: Growing wellness awareness drives interest in affordable stress and sleep support solutions. Recommended Dosage: Standard Formula in 60 units/box — accessible preventive dose suitable for daily relaxation needs.
Southeast Asia
Market Insight: Urbanization and work-related stress fuel demand for natural calming formulations. Recommended Dosage: Standard Formula in 60 units/box — practical daily dosage balancing affordability and efficacy for stress relief.
East Asia
Market Insight: Long-standing familiarity with tea extracts strengthens consumer trust in L-Theanine. Recommended Dosage: Standard Formula in 120 units/box — higher potency matches demand for cognitive focus and mood enhancement.
South Asia
Market Insight: Stress-related health concerns and sleep disorders create opportunities for supplement growth. Recommended Dosage: Standard Formula in 60 units/box — affordable preventive dosage accessible to large populations.
Africa
Market Insight: Rising awareness of stress and sleep wellness supports emerging demand for natural solutions. Recommended Dosage: Standard Formula in 30 units/box — cost-effective dosage offering practical support for relaxation and mental health.
Precautions
Taking L-Theanine Capsules, as with all dietary supplements, may lead to adverse effects.
Do NOT use L-Theanine Capsules if you:
- are sensitive to L-theanine.
- are taking medications.
- have a pre-existing condition.
Talk to a medical professional before supplementing to see if this product will have any interactions with pharmaceutical products.
FAQs
What is your production capability for the manufacture of supplements?
At AdvaLife™ Nutraceuticals, we take pride in our comprehensive range of dietary supplements, boasting more than 150 formulations made exclusively from premium-quality ingredients. Our product selection spans 9 distinct forms of dosage – such as capsules, tablets, gummies, syrups, powders, and drops – ensuring we offer a solution for every consumer's preference and requirement, across various market segments.
What is the minimum order quantity (MOQ) for buying supplements in bulk?
The minimum order quantity of AdvaLife™ supplements varies depending on the product, formulation and/or dosage form. Generally many supplement product MOQs will range between 5,000-10,000 units. However, our agile production methods allow for the flexibility of batch sizes.
Are there savings offered for large quantity orders of supplement products?
As each AdvaLife™ supplement product is manufactured on a per-batch basis, larger production batches may reduce production costs resulting in a lower price per unit. Our pricing policies focus on ensuring our distributors can position AdvaLife™ products as a premium, yet affordable brand.
Are your supplements compliant with regulatory standards?
AdvaLife™ takes regulatory compliance seriously and goes above and beyond to ensure adherence to standards. Our supplements are certified by ISO, HACCP, BRC, NSF, and/or Halal standards, reflecting our dedication to meeting regulatory requirements and providing safe, high-quality products globally.
Do you provide marketing and educational materials for your supplement products?
We provide extensive marketing assistance to our distributors, aimed at boosting brand visibility and driving market growth. This includes tailored promotional materials such as visual merchandising, printed resources, and digital campaigns, all provided at no cost. We collaborate closely with our distributors to equip them with the necessary resources for success in their respective markets.

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Why AdvaCare Pharma?
As an industry leader, we are aware of our responsibility to provide affordable and sustainable solutions to improve healthcare worldwide.















