bulk l arginine
Other name:L- protein amino acid
Apperance: White crystalline powder
CAS: 74-79-3
Purity: 99%
Paraben free,No Colors
Authenticity Verification
FDA Registered Factory
Gluten free,no Allergen,Non-GMO
HACCP ISO22001 Certified
EU USDA Organic Certified
Kosher Halal Certified
Prompt and Secure Shipment
Ready Stock in Local Warehouse
Prompt and Secure Shipment
Gift Sample Available
Paperwork Supported
Plant Audition Accepted
Online Transaction Accepted
Not for Private Person Sale
- Product Description
Premium Bulk L Arginine Supplier – High Purity Amino Acid Powder
Shaanxi Pioneer Biotech Co., Ltd., established in 2012 and headquartered in Xi'an, China, stands as your trusted accomplice in premium amino corrosive fixings. As a driving producer of normal dynamic fixings serving pharmaceutical, well-being nourishment, and corrective businesses around the world, we specialize in conveying high-purity Bulk l arginine built for downstream generation. Our item offers extraordinary flowability for high-speed embodiment, strict enantiomeric virtue, and comprehensive certification support—solving your detailing challenges whereas keeping up reliable quality over each batch.
What is Bulk L Arginine?
The item is the industrial-grade, high-purity crude fabric frame of the semi-essential alpha-amino corrosive L-Arginine (C6H14N4O2). It shows up as a white crystalline powder with 99% virtue, delivered basically through progressed microbial aging processes.
Unlike retail supplements, this pharmaceutical-grade fixing is planned particularly for B2B applications. It serves as the basic forerunner for Nitric Oxide (NO) biosynthesis in the human body, supporting vasodilation and metabolic functions.

The powder comes in two essential forms:
- L-Arginine Base: ~100% immaculate amino corrosive, profoundly antacid, perfect for capsules
- L-Arginine HCl: ~82% Arginine with prevalent solvency, culminate for refreshment applications
Our fermentation-grade item is veggie lover, allergen-free, non-GMO, and carries no animal-derived contaminants. This makes it the favored choice for producers looking for clean-label ingredients.
Why Choose Pioneer as Your Bulk L Arginine Supplier?
Service To begin with, Clients Oriented
We get it that your generation plan cannot hold up. That's why we keep up prepared stock in nearby distribution centers, guaranteeing provoke and secure shipment. You'll get 24-hour online communication bolster, and we're cheerful to give blessing tests for your introductory quality assessment.
Internationally Recognized Certifications
Our quality management system has earned multiple prestigious certifications:
ISO9001, ISO22000, HACCP
EU-ORGANIC, USA-ORGANIC
KOSHER, HALAL
US FDA Registered Factory
GMP-Standard Production Facility
We make in GMP-certified workshops, guaranteeing each clump meets the most noteworthy pharmaceutical measures. Our office invites plant reviews, and we back all vital printed material for smooth traditions clearance.
Rapid Response & Flexibility
Online exchanges acknowledged, specialized cites given inside 24 hours, and custom definition administrations accessible. We're here to back your victory at each step.
Technical Specifications and COA
Our item meets numerous compendial guidelines (USP, EP, AJI, FCC). Here are the nitty gritty details:
Item | Specification | Test Method |
Appearance | White crystalline powder | Visual |
CAS Number | 74-79-3 | / |
Molecular Formula | C6H14N4O2 | / |
Purity (Assay) | ≥99.0% (dried basis) | Titration |
Specific Rotation [α]20/D | +26.3° to +27.7° | Polarimetry |
Loss on Drying (LOD) | ≤0.5% | Gravimetric |
pH (in aqueous solution) | 10.5–12.0 (Base form) | pH meter |
Bulk Density | 0.40–0.70 g/ml | USP method |
Mesh Size | 80-200 mesh | Sieve analysis |
Heavy Metals | ≤10 ppm | ICP-MS |
Lead (Pb) | ≤0.5 ppm | ICP-MS |
Arsenic (As) | ≤1 ppm | ICP-MS |
Cadmium (Cd) | ≤0.1 ppm | ICP-MS |
Endotoxin | <0.5 EU/mg (injection grade) | LAL test |
Microbiology - Total Plate Count | ≤1000 CFU/g | USP method |
Yeast & Mold | ≤100 CFU/g | USP method |
E. coli | Negative | USP method |
Salmonella | Negative | USP method |
Allergen Status | Gluten-free, no allergens | Documentation |
GMO Status | Non-GMO | Documentation |
Core Product Functions
L-Arginine plays different basic parts in human metabolism:
- Nitric Oxide Forerunner: Changes over to NO through enzymatic activity, advancing solid blood stream and cardiovascular function.
- Protein Union Bolster: Fundamental for tissue repair and muscle recuperation, making it imperative for sports nourishment applications.

- Ammonia Detoxification: Partakes in the urea cycle, making a difference the body dispense with metabolic squander safely.
- Immune Framework Bolster: Helps in the generation of white blood cells and underpins by and large resistant health.
- Hormone Direction: Impacts development hormone emission and affront affectability.
Key Product Advantages
Superior Raw Material Quality
Our fermentation-grade process eliminates allergen risks associated with animal-derived sources. You get consistent batch-to-batch purity without contamination concerns.
Optimized Physical Properties
The carefully controlled mesh size (80-200 mesh) ensures:
- Excellent flowability in high-speed encapsulation lines
- Homogenous distribution in dry blending
- Prevention of clumping even in hygroscopic environments
Chiral Purity Guaranteed
Our polarimetry testing affirms select L-isomer nearness, guaranteeing most extreme bioactivity. No idle D-Arginine contamination.
Extended Rack Life
Under appropriate capacity conditions (cool, dry, fixed), our item keeps up quality for 2-3 a long time with a strong retest interval.
Regulatory Compliance
Meets California Prop 65 secure harbor limits and REACH necessities, rearranging your compliance burden over worldwide markets.
Diverse Application Fields
Sports Nourishment & Pre-Workout Formulations
Your clients request the "pump" impact. Our powder conveys the useful execution they anticipate whereas keeping up solidness when blended with other hygroscopic fixings like Citrulline Malate or Glycerol powder.
Pharmaceutical & Clinical Nutrition
Used restoratively for metabolic alkalosis and urea cycle disarranges. Our pharmaceutical-grade fabric experiences thorough depyrogenation for sterile fabricating, working effectively in IV arrangements where solvency and pH solidness are paramount.
Functional Refreshments & Verbal Solutions
Perfect for cardiovascular wellbeing drinks. The fast disintegration rate streamlines syrup planning, whereas our specialized back makes a difference you cover the inborn biting taste and avoid Maillard responses amid pasteurization.
Dietary Supplements
Whether you're creating tablets, capsules, or powdered mixes, our fabric offers the flexibility and immaculateness your definition requires.
Manufacturing and Generation Process
We utilize progressed microbial aging utilizing carefully chosen Corneybacterium glutamicum strains. This prepare offers a few advantages:
Step 1: Fermentation
Glucose serves as the substrate in controlled bioreactors, guaranteeing ideal surrender and purity.
Step 2: Isolation
The bulk l arginine is isolated through advanced filtration and crystallization techniques.
Step 3: Purification
Multiple refinement cycles expel maturation by-products and related substances.
Step 4: Drying
Controlled drying forms accomplish the target LOD of ≤0.5%, anticipating microbial development amid storage.
Step 5: Processing & Sieving
Precision molecule measuring conveys the ideal work extend for your application.
Step 6: Quality Testing
Every group experiences comprehensive testing some time recently packaging.
This aging approach is vegan-friendly, ecologically economical, and conveys prevalent consistency compared to creature hydrolysate sources.

Quality Control (QC) and Testing Standards
Our quality control protocol ensures every shipment meets your specifications:
Identity Verification
- FTIR spectroscopy confirms molecular structure
- HPLC chromatographic fingerprinting
- Specific rotation testing validates chiral purity
Purity Analysis
- Titration for assay determination
- HPLC impurity profiling detects fermentation residues
- Loss on drying measurement
Safety Testing
- ICP-MS for heavy metals (Pb, As, Cd, Hg)
- Microbiological testing per USP standards
- Endotoxin testing for pharmaceutical grades
Source Verification
- C13/C12 carbon isotope ratio analysis certifies fermentation (non-animal) origin
- Complete traceability documentation
Stability Studies
- Accelerated and long-term stability testing
- Hygroscopicity evaluation
- Compatibility studies with common excipients
Certifications and Product Patents
Our commitment to quality is reflected in our certifications:
- ISO9001: Quality management system
- ISO22000: Food safety management
- HACCP: Hazard analysis and critical control points
- EU-ORGANIC & USA-ORGANIC: Organic certification
- KOSHER & HALAL: Religious dietary compliance
- US FDA Registered Factory: FDA registration for pharmaceutical ingredients
We maintain complete documentation for regulatory submissions and are happy to provide Certificate of Analysis (COA), Certificate of Origin, and other supporting documents.

Factory, Lab, and R&D Capabilities
Manufacturing Scale
Our GMP-certified facility handles both pilot-scale batches for your product development and full commercial production to meet growing demand.
Laboratory Excellence
Equipped with:
- HPLC, GC-MS systems
- ICP-MS for trace element analysis
- Microbiological testing suites
- Stability chambers
R&D Support
Our technical team assists with:
- Formulation optimization
- Stability studies
- Solubility enhancement
- Taste masking strategies
- Regulatory documentation support

OEM/ODM and Custom Formulation Services
We go past providing crude materials. Accomplice with us for:
- Custom Blending
Pre-mixed details combining L-Arginine with complementary fixings like Citrulline, Beta-Alanine, or vitamins.
- Particle Engineering
Modified work sizes or agglomeration for progressed taking care of characteristics.
- Enhanced Solvency Versions
Specialized handling for rapid-dissolve applications.
- Private Labeling
Complete turnkey arrangements from detailing to wrapped up bundled product.
- Technical Consulting
Our specialists offer assistance troubleshoot definition challenges, from avoiding caking to optimizing bioavailability.

Company Exhibitions and Global Presence
Over the a long time, we've built solid associations with producers over North America, Europe, Southeast Asia, and past. Our group frequently takes an interest in major industry presentations counting:
- Supply Side West (Las Vegas)
- Vitafoods Europe (Geneva)
- CPHI Worldwide
- Natural Products Expo
These events allow us to stay current with industry trends and connect directly with partners like you. We're committed to building long-term relationships based on quality, reliability, and mutual success.

Customer Reviews and Success Cases
We've proudly served hundreds of B2B clients in the pharmaceutical, nutraceutical, and functional food sectors. While we respect client confidentiality and cannot share specific names without permission, we can tell you that our customers consistently praise:
- Consistent Quality: Batch-to-batch reliability that eliminates production headaches
- Technical Support: Responsive team that helps solve formulation challenges
- Logistics Efficiency: On-time delivery that keeps production lines running
- Documentation: Complete regulatory support for smooth customs clearance
Your success is our success. We're here to support your growth with premium ingredients and exceptional service.
Transportation and Packaging
Standard Packaging
- Inner: Double-layer food-grade polyethylene (PE) bags
- Outer: 25kg fiber drums with secure sealing
- Labeling: Complete product information, batch numbers, and handling instructions
Custom Packaging Options
We accommodate special packaging requirements including:
- Different drum sizes (10kg, 15kg, 20kg)
- Super sacks for large-volume users
- Nitrogen flushing for extended stability
- Private labeling for authorized distributors
Shipping Methods
- Air Freight: For urgent orders and small quantities
- Ocean Freight: Cost-effective for bulk shipments
- Express Courier: DHL, FedEx, UPS for samples and small orders
Documentation Provided
- Commercial Invoice
- Packing List
- Certificate of Analysis (COA)
- Certificate of Origin
- Allergen Statement
- GMO-Free Declaration
- Halal/Kosher Certificates (upon request)
- MSDS (Material Safety Data Sheet)
We handle all logistics coordination and can deliver door-to-door or to your preferred freight forwarder.

FAQ
Q: What's the distinction between L-Arginine Base and L-Arginine HCl?
A: L-Arginine Base is around 100% immaculate amino corrosive and exceedingly soluble (pH 10.5-12), making it perfect for capsules or applications requiring pH buffering. L-Arginine HCl contains almost 82% Arginine reinforced with hydrochloric corrosive, advertising predominant water dissolvability and a neutral-to-acidic taste profile superior suited for refreshment powders and fluid formulations.
Q: How do you avoid caking amid capacity and shipping?
A: L-Arginine is hygroscopic. We bundle it in double-lined PE packs inside fiber drums and suggest capacity at underneath 60% relative mugginess in cool, dry conditions. For wrapped up mixes, including stream specialists like silicon dioxide or calcium silicate (0.5-1%) is standard industry practice.
Q: Can your item pass California Prop 65 testing?
A: Completely. Our high-quality sourcing guarantees Lead (Pb) levels underneath 0.5 ppm and Cadmium (Cd) underneath 0.1 ppm, well inside Prop 65 secure harbor limits. We confirm this through third-party ICP-MS testing and give documentation with each shipment.
Q: Is your L-Arginine appropriate for veggie lover products?
A: Yes. Our fermentation-grade generation employments glucose as substrate, making it totally vegetarian, allergen-free, and free from animal-derived contaminants. This is confirmed through C13/C12 carbon isotope proportion analysis.
Q: What's the ordinary rack life?
A: Beneath appropriate capacity conditions (fixed, cool, dry environment), our item keeps up quality for 2-3 a long time with a retest interim. The item is steady against oxidation but delicate to dampness, which can cause degradation.
Q: Do you offer tests for testing?
A: Yes! We give free tests (shipping costs may apply) so you can assess quality some time recently committing to bigger orders. Contact us to ask your sample.
Q: What's your least arrange quantity?
A: MOQ shifts depending on current stock and your particular necessities. We're adaptable and work with businesses of all sizes. Reach out to examine your needs.
Q: How rapidly can you dispatch after arrange confirmation?
A: With prepared stock in nearby distribution centers, we regularly dispatch inside 3-5 commerce days after installment affirmation. Surge orders can frequently be accommodated.
Contact Us for a Technical Quote
Ready to source premium bulk l arginine for your manufacturing needs? Our technical team is standing by to provide:
Customized quotations based on your volume
COA for current batch
Sample shipment for quality evaluation
Technical consultation on formulation optimization
Regulatory documentation support
Email: sales@pioneerbiotech.com
Response Time: Within 24 hours (usually faster!)
Whether you're launching a new sports nutrition line, developing pharmaceutical formulations, or expanding your functional beverage portfolio, we're here to support your vision with high-quality ingredients and exceptional service.












