L-Tryptophan Powder
Effectiveness:Nutritional supplements
Appearance: White crystal powder
Characters: Characteristic
CAS No.:73-22-3
Specification&Content:98.5%~101.5%
Active ingredients:L-Tryptophan
Particle size:80mesh
Package :1kg/Foil bag, 25kgs/bag (Two plastic-bags inside with Paper-drums),Or as per customer's requirements.)
Delivery time: 4-8days.
Sample: Free Sample Available
Online Transaction :Accepted
- Product Description
L-Tryptophan Powder Manufacturer and Supplier
We specialize in manufacturing high-purity L-Tryptophan with an assay content of98.5%–101.5%, produced through advanced microbial fermentation technology.
Our product appears as white crystal powder with80 mesh particle size, ensuring excellent dispersibility and bioavailability. With over18 years of industry expertiseand an annual production capacity exceeding200 metric tons, we serve the pharmaceutical, nutraceutical, animal nutrition, and functional food industries worldwide.
Every batch is certified 'Peak E'-free and meets international standards includingFDA registration, HACCP, and ISO certifications. Whether you need pharmaceutical-grade or feed-grade specifications, our L-Tryptophan Powder delivers consistent quality for your formulation needs.


Why Choose Us?
When you accomplice with us, you pick up get to to more than fair a item supplier.
You work with a producer who gets it your challenges.Our office spans150 m²of committed generation space with4 cutting edge generation lines, guaranteeing steady supply and quick turnaround times of just4–8 days.
Quality is our foundation.We keep up strict quality control at each generation organize. From crude fabric determination to last bundling, each step takes after worldwide GMP standards.
Flexibility meets reliability.We offer free tests for your assessment. Our group gives responsive specialized bolster to offer assistance you fathom definition challenges related to solvency, warm steadiness, and bioavailability.
Global reach, nearby service.Located in Xi'an, China, we advantage from fabulous coordinations framework. This empowers us to provide productively to clients over North America, Europe, Southeast Asia, and past.


Key Advantages of Our L-Tryptophan Powder
Prevalent Immaculateness & Safety:Our fermentation-derived L-Tryptophan is ensured free from 'Peak E' contaminants like 1,1'-Ethylidenebis(L-tryptophan). This guarantees your items meet exacting FDA and EFSA security requirements.
Exceptional Warm Stability:With decay temperature reaching280°C, our powder keeps up its judgment amid pelleting and expulsion forms. This makes it perfect for bolster fabricating and high-temperature formulations.
Optimal Bioavailability:The L-isomer arrangement guarantees most extreme organic action. Your conclusion clients advantage from proficient change to serotonin, melatonin, and niacin.
Versatile Detailing Properties:While lipophilic in nature, we give specialized direction to overcome solvency challenges in fluid applications. This makes a difference you make different item formats.
Non-GMO Sourcing:Our microbial aging handle employments carefully chosen strains. This addresses the developing advertise request for clean-label, non-GMO fixings.

Specification Sheet
Product Name | L-Tryptophan |
Effectiveness | Nutritional supplements |
Appearance | White crystal powder |
Characters | Characteristic |
CAS No. | 73-22-3 |
Melting point | 280-285℃ |
Specific rotation | -29.4°~-32.8° |
PH | 5.5-7.0 |
Specification&Content | 98.5%~101.5% |
Active ingredients | L-Tryptophan |
Particle size | 80mesh |
Moisture | 5%max |
Ash | 1%max |
Heavy metal | 10ppm max |
Pesticides | Negative |
Total Plate Count | 1000cfu/g max |
Yeast / Mold | 100cfu/g max |
E. Coli | Negative |
Salmonella | Negative |
Test Method | HPLC |
Certificate | ISO/HALAL/KOSHER |
Customization | Acceptable |
COA/MSDS/TDS | Available |
MOQ | Any order quantity is welcome |
Package | 1kg/Foil bag, 25kgs/Drum (Two plastic-bags inside with Paper-drums), Or as per customer's requirements.) |
Place of Origin | Xi'an ,China |
Grade | Food Grade |
Supply Ability | 1500kg/month |
Sample | Freely Offered |
Delivery Method | DHL/ FedEx/ UPS/EMS or By air/ By sea |
Shelf Life | 2 years under well storage situation. |
Storage | Store in cool & dry place. Keep away from strong light and heat. |
Supplier | Shaanxi Hisy Biotechnology Co., ltd. |
Product Process
Our L-Tryptophan Powder production involves advanced fermentation techniques, followed by precise extraction and purification processes. We employ cutting-edge technology to ensure consistent quality and purity. Our manufacturing facilities adhere to GMP standards, guaranteeing a high-quality end product that meets international regulatory requirements.

L-Tryptophan Powder Benefits
For Disposition & Mental Wellness:As the sole antecedent to serotonin, L-Tryptophan bolsters passionate adjust and push administration. Your clients can offer characteristic arrangements for disposition stabilization without narcotic effects.
For Rest Quality:The change pathway to melatonin makes a difference control circadian rhythms. This gives a non-habit-forming elective to manufactured rest aids.
For Protein Synthesis:As an fundamental amino corrosive, it's basic for protein arrangement. This makes it important in sports sustenance and recuperation formulations.
For Creature Nutrition:In nourish applications, it settle the "restricting amino corrosive" bottleneck. This makes strides Bolster Transformation Proportion (FCR) whereas decreasing nitrogen outflows and bolster costs.
For Niacin Production:The metabolic pathway normally produces Vitamin B3. This bolsters vitality digestion system and cellular wellbeing.



Applications Across Industries
Nutraceuticals & Dietary Supplements:Formulate capsules, tablets, and powder mixes for rest back, temperament upgrade, and stretch help products.
Pharmaceutical Industry:Use as an dynamic pharmaceutical fixing (API) or excipient in temperament clutter medicines and rest medications.
Animal Bolster & Pet Nutrition:Enhance amino corrosive profiles in poultry, swine, and aquaculture bolsters. Make strides development rates and nourish effectiveness whereas keeping up economical practices.
Functional Nourishments & Beverages:Incorporate into protein bars, wellness drinks, and invigorated nourishments focusing on mental wellness and rest quality.
Sports Nutrition:Add to pre-workout, recuperation, and protein details to bolster muscle blend and diminish exercise-induced push.

Quality Assurance & Certifications
Your trust is built on our commitment to quality.
Every batch undergoes rigorous testingfor purity, heavy metals, microbial contamination, and residual solvents. We maintain comprehensive documentation for full traceability.
Our certifications include:
· FDA Registration for US market compliance
· HACCP for food safety management
· ISO Certification for quality management systems
Testing capabilities cover:
· HPLC analysis for purity verification
· Specific rotation measurement
· pH and solubility testing
· Residue analysis for impurities
· Microbiological screening
We provide aCertificate of Analysis (COA)with every shipment. This gives you complete transparency and confidence in product quality.


OEM/ODM Services
Do you need customized solutions? We're here to help.
Custom Specifications:We can adjust particle size, purity levels, and packaging formats to match your specific requirements.
Private Labeling:Build your brand with our manufacturing expertise. We offer white-label solutions with your company branding.
Formulation Support:Our technical team collaborates with you to develop effective products. We help solve challenges related to stability, bioavailability, and ingredient compatibility.
Regulatory Assistance:Navigate complex compliance requirements with our guidance. We support your documentation needs for different markets.

Packaging & Delivery
Standard Packaging:
· 1 kg per foil bag
· 25 kg per fiber drum (with two inner plastic bags)
· Custom packaging available upon request
Delivery Timeline:4–8 days after order confirmation
Sample Policy:Free samples available for quality evaluation (shipping costs apply)
Shipping Options:We work with trusted logistics partners for air freight, sea freight, and express delivery. Your shipment is tracked and insured for peace of mind.


FAQ
Q: What's the least arrange quantity?
A: We offer adaptable MOQ beginning from 1 kg for trial orders. For normal supply contracts, we prescribe 25 kg or more for way better pricing.
Q: Can you give archives for traditions clearance?
A: Yes, we give COA, MSDS, commercial receipt, pressing list, and other reports required for smooth traditions processing.
Q: Is your L-Tryptophan reasonable for veggie lover products?
A: Completely. Our maturation handle employments microbial strains, making it 100% appropriate for veggie lover and veggie lover applications.
Q: How do you guarantee batch-to-batch consistency?
A: We keep up strict generation conventions and quality control measures. Each clump is tried against reference measures some time recently release.
Q: Do you offer specialized bolster for formulation?
A: Yes, our experienced group gives direction on dosing, solvency improvement, and steadiness optimization for your particular applications.
Contact Us
Ready to elevate your product formulations with premium L-Tryptophan Powder?
Email: sales@hisybio.com

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