L-Theanine 98% Powder

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Factory supply 98% purity L-Theanine powder CAS 3081-61-6 from Green Tea. Premium natural amino acid API for skin soothing, anti-stress, and antioxidant cosmetic formulas.



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✓ cGMP Standard Botanical Extract Supplier            ✓ ISO 9001:2015 Certified Facility            ✓ Third-Party Lab Verified
Origin: Factory Direct Manufacturer

L-Theanine 98% Bulk Supply

Custom Botanical Extraction • High-Purity Natural Amino Acid

⚠            Declaration:            This product is industrial cosmetic and nutritional raw material only, not finished retail goods. All formula development must be completed by professional R&D technicians.
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Standardized ≥98% Purity via HPLC Verification

CAS No.3081-61-6
Purity (HPLC)≥ 98.0%
Molecular FormulaC7H14N2O3
Molecular Weight174.20 Da
Botanical SourceGreen Tea (Camellia sinensis)
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Scientific Overview & Manufacturing Excellence

We specialize in the contract manufacturing and stable bulk supply of 98% L-Theanine, a highly advanced, naturally occurring non-protein amino acid meticulously extracted and refined from premium Green Tea (Camellia sinensis) leaves. Recognized globally by elite dermatological formulation scientists, L-Theanine acts as a cutting-edge active ingredient renowned for its profound ability to soothe epidermal stress, neutralize oxidative damage, and maintain optimal cellular hydration.

Our facility utilizes state-of-the-art botanical extraction and multi-stage crystallization technologies to isolate this specific amino acid monomer. The finished product is a uniform white powder characterized by exceptional water solubility and biological bioavailability. All production processes are executed in GMP-standard dust-free workshops with full ISO9001 certification and complete batch traceability, ensuring a strict ≥98.0% purity index via precise HPLC detection, entirely free from unrefined plant impurities or heavy metal contaminants.

Target Application Scenarios & Formulation Benefits

Our 98% HPLC-grade L-Theanine complies with stringent international cosmetic and dermatological raw material safety regulations. Its multi-target restorative profile makes it widely utilized in:

  • ✔ Anti-Stress & Deep Soothing: Eases acute skin stress reactions triggered by environmental aggressors. It effectively relieves localized redness and itchiness, providing a profound calming effect for highly sensitive or reactive skin states.

  • ✔ Antioxidant Shielding & Repair: Acts as a potent cellular defender, fighting free radical accumulation with its natural antioxidant properties. It significantly reduces external oxidative damage, preserving the integrity of the dermal matrix.

  • ✔ Hydration & Texture Refinement: Functions as a natural humectant to maintain continuous skin moisture. It rapidly softens rough, uneven textures, keeping the epidermal layer consistently plump, smooth, and resilient.

Technical Specifications & Logistics Standard

Product IdentityL-Theanine (Skin Soothing & Antioxidant API)
Botanical SourceStandardized Green Tea Extract (Camellia sinensis)
Testing Method & PurityHPLC Analysis; ≥ 98.0% Monomer
Physicochemical Properties• Appearance: White powder
                           • Moisture: ≤ 5.0%
                           • Ash Content: ≤ 2.0%
                           • Solubility: Highly soluble in water
Heavy Metals & SafetyHeavy Metal (Pb) ≤10ppm; Arsenic (As) ≤2ppm. Compliant with EU & FDA safety standards.
Packaging Configurations• Sample Scale: 1kg vacuum light-proof aluminum foil bag
                           • Bulk Commercial: 25kg sealed export fiber drum
                           *Private label branding and custom trial specs available.
Storage & Shelf LifeStore sealed in a cool, dry & dark environment. Validity is 24 months.

Precautions & Formulation Guidelines

  • Solubility Profile: As a pure amino acid, L-Theanine is highly water-soluble. It can be effortlessly incorporated into the aqueous phase of serums, toners, and light lotions without the need for high-heat emulsification or complex solubilizers.

  • Compatibility Suggestion: It is exceptionally synergistic when co-formulated with other hydrating and calming actives (such as Hyaluronic Acid, Ceramide NP, or Panthenol) to create high-performance barrier-repairing and anti-stress regimens.

  • Stability: It maintains excellent stability in typical cosmetic pH ranges (4.0 - 7.0). Keep the raw powder tightly sealed after opening to prevent moisture absorption due to its naturally hygroscopic properties.

  • Production Operation Protection: Personnel should wear standard dust masks and gloves during weighing and feeding to prevent the inhalation of fine white powder.

Frequently Asked Questions (Procurement & Formulation)

Why use pure L-Theanine in skincare instead of standard Green Tea Extract?
Standard green tea extract is a complex mixture containing tannins and dark pigments that can destabilize formulations and alter color. Our 98% L-Theanine is the highly purified, isolated amino acid responsible for intense skin-soothing. Its pure white powder format guarantees exact dosing, zero discoloration, and targeted relief from skin stress and redness.
How does L-Theanine relieve skin stress and redness?
At the cellular level, L-Theanine acts as a neuro-cosmetic and anti-inflammatory agent. It helps downregulate the skin's overactive response to environmental stressors (like UV rays or pollution), effectively calming the epidermal barrier, soothing localized irritation, and visibly reducing redness.
Do you supply finished cosmetic creams or retail serums?
No. We are strictly an upstream B2B raw material manufacturer and supplier. We provide bulk L-Theanine 98% powder to empower pharmaceutical companies, cosmetic brands, and laboratories to manufacture their own retail products. We do not sell finished retail formulations.
Can you provide samples and complete test certificates for customs clearance?
Yes, we provide sample testing for quality and formulation verification for qualified B2B buyers. Each commercial bulk order comes with an official Certificate of Analysis (COA) specifying HPLC test results, commercial invoice, packing list, and MSDS to ensure smooth global customs clearance and product filing.

Shaanxi Sunrise Pharmaceutical Co., Ltd.

Senior Independent Site Operations Specialist: Betty

📧 Email: betty@pharma-sunrise.com            💬 WhatsApp: +86 18092760627