L-Theanine 99% Suntheanine Nootropic Cognitive Enhancer
L-Theanine 99% Suntheanine Nootropic Cognitive Enhancer
L-Theanine 99% Stress Relief Supplement Ingredient
Our L-Theanine Powder (≥99%) is a high-purity, alcohol-extracted functional ingredient designed for advanced health and wellness applications. Recognized for its nootropic and calming properties, it promotes relaxation without sedation and is widely used in stress-relief supplements, functional beverages, and cognitive performance formulas. Certified by SGS, cGMP, HACCP, Halal, and Kosher standards, this clean-label ingredient is offered in bulk for B2B clients across North America, Europe, Asia, and the Middle East. OEM/ODM customization is available for clients seeking tailored formulations for dietary supplements, nutraceuticals, and functional products.
Description
L-Theanine 99%
Our L-Theanine 99% powder is a high-grade amino acid derived primarily from green tea leaves, extracted using an ethanol-based process to ensure superior purity and bioavailability. With ≥99% active L-Theanine content, this ingredient delivers clinically backed stress-reducing and focus-enhancing benefits, making it ideal for a range of nootropic, nutraceutical, and wellness formulations.
Free from artificial additives and compliant with global manufacturing and safety protocols, our L-Theanine is formulated for use in clean-label supplements, functional drinks, mood-balancing capsules, and calming skincare products. Offered in industrial-scale packaging with full traceability, our product meets the requirements of global health and wellness markets.

L-Theanine 99% Manufacturing Flowchart
1.Raw Material Selection
▪ Premium-grade Camellia sinensis leaves are selected from trusted farms known for sustainable, pesticide-free cultivation.
2.Ethanol Extraction
▪ L-Theanine is extracted using high-grade food-safe ethanol, ensuring high yield and active concentration while retaining molecular integrity.
3.Purification & Filtration
▪ Multi-step purification removes impurities, producing a clean and high-assay final product with ≥99% L-Theanine.
4.Drying & Powder Milling
▪ The extract is spray-dried and milled into a uniform, free-flowing powder suitable for blending in a variety of formulations.
5.Sieving & Quality Control
▪ The final powder is sieved to ensure consistent particle size and is subjected to rigorous internal quality checks.
6.Third-Party Testing
▪ Every batch is tested by SGS-accredited labs for purity, identity, microbial contamination, and heavy metals.
7.Packaging & Traceability
▪ Food-grade moisture-barrier packaging is used to preserve product stability. Full COA and traceability documentation are provided.

🔹 Certifications
✅ cGMP
✅ HACCP
✅ SGS Verified
✅ IAF Accredited Quality Systems
✅ Halal Certified
✅ Kosher Certified
✅ Clean Label
✅ Non-GMO, Gluten-Free, Allergen-Free
🔹 Product Highlights
🧠 Clinically Researched Nootropic – Supports alpha brain wave activity for enhanced focus and mental clarity.
🌿 ≥99% Purity – High-assay content with ethanol-extraction ensures consistent potency.
📦 Bulk Supply Ready – Suitable for global contract manufacturing, private labeling, and industrial scale-up.
🌱 Clean-Label Ingredient – Free from additives, GMOs, allergens, and unnecessary excipients.
🔍 Third-Party Tested – Every batch validated for safety, purity, and compliance with international standards.
🔹 Product Benefits
✅ Reduces Stress & Anxiety – Promotes relaxation without drowsiness, ideal for stress-support supplements.
✅ Enhances Focus & Mental Clarity – Supports cognitive performance in nootropic and productivity blends.
✅ Balances Mood Naturally – Modulates neurotransmitters like GABA, serotonin, and dopamine.
✅ Caffeine Synergy – Ideal for inclusion with caffeine to reduce jitters while sustaining alertness.
✅ Supports Sleep Quality – Beneficial for calming nighttime formulas and natural sleep aids.
✅ Cardiometabolic Support – Emerging research links L-Theanine to blood pressure and heart rate regulation.

🔹 Application Areas
💊 Dietary Supplements – Capsules, tablets, sachets, and functional blends for stress relief and cognitive support.
🥤 Functional Beverages – Energy drinks, calming teas, and nootropic beverages.
🧁 Functional Foods – Baked goods, protein bars, and powdered nutrition blends.
💧 Wellness Skincare – Calming serums and anti-stress topical applications.
🧠 Brain Health Formulas – Smart drug (nootropic) stacks and productivity-focused products.

🔹 OEM / ODM Capabilities
🧪 Custom Formulations – Blending and development services for multi-ingredient stress-relief or nootropic formulas.
📦 Flexible Packaging Solutions – Bulk powder, sachets, stick packs, capsules, and branded jars or pouches.
🏭 Contract Manufacturing – Turnkey production for private label dietary supplements, beverages, and cosmetics.
🔬 Technical Support – Full documentation support: COA, MSDS, Heavy Metal & Microbial Reports, Stability Data.
🛠️ R&D Collaboration – Partner with our technical team to develop market-ready functional products.
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