L-Tryptophan Powder: Your Trusted Bulk Ingredient Partner

As a premier L-Tryptophan manufacturer, OCleannutra specializes in supplying high-purity Bulk L-Tryptophan Powder to the global nutraceutical and functional food industry. We empower brands to create superior sleep, mood, and wellness products with our consistently reliable, pharmaceutical-grade raw materials. Request a complimentary sample and quote today to experience the OCleannutra difference.

What is L-Tryptophan Powder?

L-Tryptophan Powder is the purified, crystalline form of an essential amino acid that the human body cannot synthesize and must be acquired through diet or supplementation. It serves as a fundamental building block for protein biosynthesis and plays a critical role in numerous physiological processes. Most notably, it is the indispensable biochemical precursor to key neurotransmitters and hormones, including serotonin (often called the 'happiness molecule') and melatonin (the 'sleep hormone').

In its pure, powdered form, L-Tryptophan provides a concentrated, standardized, and highly bioavailable ingredient for industrial-scale manufacturing. This makes it an ideal raw material for dietary supplement manufacturers seeking to formulate effective products for sleep support, mood balance, and overall cognitive health. Our product ensures consistent dosage and efficacy in your final formulations, from capsules and tablets to powdered drink mixes.

Sources of L-Tryptophan

While L-Tryptophan is found in foods like turkey, chicken, milk, and eggs, achieving therapeutic doses through diet alone is challenging for end consumers. This is where high-quality, consistent L-Tryptophan for supplements becomes critical for manufacturers. We ensure our product is produced under strict controlled conditions for unparalleled purity and safety.

The Efficacy of L-Tryptophan Powder

The therapeutic value of L-Tryptophan Powder is primarily derived from its central role in the serotonin-melatonin pathway, making it a versatile and powerful ingredient for a range of health applications.

Sleep-Wake Cycle Regulation: As the direct metabolic precursor to melatonin, L-Tryptophan is fundamental in formulations for sleep aids. Supplementation helps to naturally increase melatonin levels in the body, supporting the regulation of the circadian rhythm and promoting the onset, duration, and quality of restful sleep. This makes L-Tryptophan for sleep supplements a scientifically-backed choice for manufacturers.
Mood and Emotional Well-being: Serotonin, synthesized from L-Tryptophan, is a crucial neurotransmitter for regulating mood, appetite, and a sense of calm. Adequate serotonin levels are associated with positive mood and emotional resilience. Therefore, L-Tryptophan for mood supplements provides a foundational ingredient for products aimed at supporting mental well-being and managing everyday stress.
Cognitive Performance: Beyond mood, serotonin also influences cognitive functions such as memory and learning. By supporting the brain's serotoninergic system, L-Tryptophan can contribute to improved focus and cognitive clarity.
Nutritional Supplementation: As an essential amino acid, it is vital for protein synthesis and nitrogen balance. It is particularly valuable in protein powders and meal replacements to create a complete amino acid profile, ensuring end-users receive adequate nutrition for muscle repair and overall metabolic health.

How is L-Tryptophan Powder Produced?

Our L-Tryptophan powder is manufactured using advanced fermentation technology, a process that ensures high yield and exceptional purity. This method is scalable, consistent, and aligns with global standards for quality control, making us a trusted L-Tryptophan manufacturer for businesses that cannot compromise on ingredient quality.

Product Specifications: L-Tryptophan Powder

For B2B partners requiring detailed technical documentation. A comprehensive, batch-specific Certificate of Analysis (COA) will be provided promptly upon request.

Parameter	Specification	Test Method
Identity
Product Name	L-Tryptophan	-
CAS No.	73-22-3	-
Appearance	White to off-white crystalline powder	Visual Inspection
Key Specifications
Assay (Purity)	≥ 99%	HPLC
Specific Rotation	-30.0° to -33.0°	Polarimetry
Loss on Drying	≤ 0.5%	TGA
Residue on Ignition	≤ 0.1%	Gravimetric Analysis
Identification	Conforms to Standard	IR
Safety & Quality
Heavy Metals
- Lead (Pb)	≤ 3.0 mg/kg	ICP-MS
- Arsenic (As)	≤ 2.0 mg/kg	ICP-MS
- Cadmium (Cd)	≤ 1.0 mg/kg	ICP-MS
- Mercury (Hg)	≤ 0.1 mg/kg	ICP-MS
Total Plate Count	≤ 1000 CFU/g	USP <61>
Yeast & Mold	≤ 100 CFU/g	USP <61>
E. Coli	Negative	USP <62>
Salmonella	Negative	USP <62>
Certifications	ISO 9001, GMP (Certificates available upon request)	Audit Certification

Note: The specifications above define our standard L-Tryptophan Powder product profile. We also provide customization options—such as adjustments to purity levels and particle size distribution—to meet specific formulation requirements. Contact us to request the full Certificate of Analysis (COA) for detailed, batch-specific data and supporting compliance documentation.

Packaging, Services & Inquiry

Minimum Order Quantity (MOQ): 1 kg
Free Sample: Available (10-20g/bag) for qualified businesses.
Custom Services: Full support for OEM, ODM, Private Label, and Contract Manufacturing.
Standard Packaging: 1 kg/bag, 25 kg/drum. Custom packaging available.
Shelf Life: 24 months in a cool, dry place away from light.

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Side Effects of L-Tryptophan Powder

When used as directed in finished products, L-Tryptophan is generally well-tolerated. It is always recommended that end consumers consult with a healthcare professional before starting any new supplement regimen. As a responsible supplier, we provide all necessary documentation to support your product's safe usage guidelines.

FAQs

What is the typical lead time for bulk L-Tryptophan powder orders?

For standard orders, we maintain strategic inventory to ensure delivery within 5-10 business days. Larger custom-quantity orders may require additional production time; all lead times are communicated transparently during the order confirmation process.

Can I get a sample of your L-Tryptophan powder before placing a bulk order?

Yes, we encourage it. We offer samples for qualified businesses to verify our product's quality. You can request a sample through our inquiry page.

Is your L-Tryptophan powder suitable for use in protein powder blends?

Absolutely. Our pure L-Tryptophan powder is an excellent ingredient for protein powders and other food fortification applications, enhancing the amino acid profile and functional benefits of the end product.

Where can I buy L-Tryptophan powder in bulk for my supplement manufacturing business?

You've found the right partner. OCleannutra is a premier destination for businesses looking to buy L-Tryptophan in bulk. Start the process by submitting a bulk inquiry today.

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