At Peptidchem, Wholesale L-Theanine Powder Bulk Supplier for global including supplement brands, beverage manufacturers, private label companies, nutraceutical distributors, and functional food producers. We manufacturing mainly adopts enzymatic or fermentation processes to achieve high purity, stable quality, and scalable production efficiency.
What Is L-Theanine Powder?
Food-grade L-theanine bulk powder is a naturally occurring non-protein amino acid primarily found in green tea leaves (Camellia sinensis). It is widely used in dietary supplements, functional beverages, sports nutrition products, relaxation formulations, sleep support products, and cognitive wellness applications.
Due to its excellent solubility, neutral flavor profile, and compatibility with other active ingredients, Wholesale L-Theanine Powder has become a popular ingredient for manufacturers seeking to formulate stress-support and focus-enhancing products.
L-Theanine Powder Factory Specifications
| Test Item |
Specification |
| Product Name |
L-Theanine Powder |
| Botanical Source |
Fermentation |
| Appearance |
White to Off-White Fine Powder |
| Assay (HPLC) |
≥99.0% |
| Active Ingredient |
L-Theanine |
| CAS Number |
3081-61-6 |
| Molecular Formula |
C7H14N2O3 |
| Molecular Weight |
174.20 g/mol |
| Solubility |
Water Soluble |
| Odor |
Characteristic |
| Taste |
Slightly Sweet |
| Bulk Density |
0.40–0.65 g/ml |
| Loss on Drying |
≤1.0% |
| Sulfated Ash |
≤1.0% |
| pH Value |
5.0–7.0 |
| Heavy Metals |
≤10 ppm |
| Lead (Pb) |
≤2 ppm |
| Arsenic (As) |
≤1 ppm |
| Cadmium (Cd) |
≤1 ppm |
| Mercury (Hg) |
≤0.1 ppm |
| Total Plate Count |
≤1000 CFU/g |
| Yeast & Mold |
≤100 CFU/g |
| E. coli |
Negative |
| Salmonella |
Negative |
| Shelf Life |
24 Months |
| Storage |
Cool & Dry Place |
| Packaging |
1kg Foil Bag / 25kg Fiber Drum |
Manufacturing Process of L-Theanine Powder
Raw Material Selection
High-quality amino acid precursors or tea-derived materials are selected and tested for purity and contamination.
Enzymatic Synthesis or Fermentation
Advanced biotechnology processes are used to synthesize L-Theanine under controlled conditions.
Purification
The crude material undergoes filtration, decolorization, membrane separation, and crystallization to improve purity.
Drying
Low-temperature vacuum drying or spray drying technology is used to maintain ingredient stability.
Milling & Sieving
The dried material is processed into uniform powder particles for formulation compatibility.
Quality Control Testing
Each batch undergoes HPLC testing, microbial analysis, heavy metal testing, and residual solvent analysis.
Packaging
Finished products are packaged in food-grade packaging materials suitable for export transportation.
L-Theanine Powder to Cognitive & Sports Nutrition Supplements Solutions
1.Cognitive Formula
| Ingredient |
Suggested Dosage |
Function |
| L-Theanine Powder |
100–250 mg |
Calm focus support |
| Caffeine |
50–150 mg |
Energy support |
| Alpha GPC |
150–300 mg |
Cognitive performance |
| Lion’s Mane Mushroom Extract |
300–1000 mg |
Brain wellness support |
| Taurine |
250–1000 mg |
Neuro-supportive ingredient |
| Vitamin B6 |
2–10 mg |
Neurotransmitter support |
2.Pre-Workout Formula
| Ingredient |
Suggested Dosage |
Function |
| L-Theanine Powder |
100–300 mg |
Smooth energy balance |
| Caffeine |
100–250 mg |
Workout energy |
| Citrulline Malate |
3–8 g |
Nitric oxide support |
| Beta-Alanine |
1.6–3.2 g |
Performance support |
| Taurine |
500–2000 mg |
Hydration support |
| Electrolytes |
Customized |
Hydration balance |
Contact Us for Wholesale Orders
L-Theanine powder supplier by Peptidchem is a specializing in cognitive enhancement ingredients and advanced delivery technologies. We provide one-stop production services for raw material sourcing for health supplement brands, distributors, and importers. Contact us now!
FAQs:
Q1. What is the purity of your L-Theanine Powder?
We commonly supply 98% and 99% L-Theanine Powder tested by HPLC.
Q2. Is your product suitable for dietary supplements?
Yes. Our L-Theanine Powder is widely used in capsules, gummies, tablets, and powdered drink formulations.
Q3. Can you provide OEM or private label services?
Yes. We support OEM and ODM manufacturing services for supplement and functional beverage brands.
Q4. What documents can you provide?
We can provide COA, MSDS, TDS, specification sheets, and export-related documentation.
Q5. What is your minimum order quantity?
The standard MOQ is 1kg for sample orders, while bulk orders typically use 25kg drum packaging.
Q6. Is the product water soluble?
Yes. L-Theanine Powder has excellent water solubility and is suitable for beverage formulations.
Q7. Do you support global shipping?
Yes. We export globally and support sea freight, air freight, express delivery, and FOB shipping.
Q8. Can you customize specifications?
Yes. We can discuss customized purity, particle size, and packaging solutions according to project requirements.
References
Food Chemistry Journal – Studies on L-Theanine in Tea Components
Journal of Functional Foods – L-Theanine Applications in Functional Nutrition
United States Pharmacopeia (USP)
European Food Safety Authority (EFSA)
PubChem Database – L-Theanine Compound Information
Scientific Literature on Amino Acid Fermentation Technologies
