4 Key Raw Materials for Mood & Sleep: GABA, L-Theanine, 5-HTP & Phosphatidylserine (PS) | Global Supplier of Dietary Supplement Ingredients

1. Global Demand for Sleep & Stress Support Ingredients

Work-related anxiety, chronic insomnia and mental fatigue have become worldwide health concerns, driving steady growth in the dietary supplement and functional food industry.
Gamma-Aminobutyric Acid (GABA), L-Theanine, 5-Hydroxytryptophan (5-HTP) and Phosphatidylserine (PS) are the four most widely applied active ingredients for calming formulations. They fit regulatory requirements across different regions and can be used alone or scientifically blended for enhanced effects.

We keep all four ingredients in stock under export-grade production standards, and can provide region-specific compliance documents tailored to your target market. We serve global importers, brand owners and formulation laboratories.
Our ingredients have been exported to more than 30 countries including the EU, North America, Australia and Southeast Asia. We supply bulk materials to many well-known nutrition brands and health food manufacturers globally, with anonymized regional client references available prior to formal cooperation.

2. Detailed Specifications & Global Application Advantages

1. Gamma-Aminobutyric Acid (GABA) | CAS: 56-12-2

GABA is the most widely used inhibitory neurotransmitter ingredient globally, with relatively easy approval as a novel food or food additive in most countries.
✅ Physical properties: Excellent water solubility and good powder flowability. Strict moisture control prevents caking or discoloration during long-distance ocean shipping, suitable for tablets, gummies, powder drinks and oral liquids.
✅ Global compliance: Region-specific regulatory references can be provided for registration in North America, Southeast Asia, Australia and most European countries.
✅ Quality & export support: Manufactured in GMP-certified facilities. Each batch comes with independent COA, MSDS and full microbiology test reports. Third-party verification via laboratories such as SGS is acceptable. Standard 25kg seaworthy drums, custom neutral unbranded packaging available for private label repacking.
✅ MOQ: 1kg for lab samples / 25kg for bulk orders, flexible for both R&D and mass production.

2. L-Theanine | CAS: 3081-61-6

A natural tea-derived ingredient famous for delivering calmness without drowsiness, making it a top choice for daytime stress relief formulas worldwide.
✅ Product features: Stable 99% high purity with tight color consistency across batches. Highly compatible with caffeine, vitamins and other nutritional ingredients for custom blends.
✅ Market application: Widely adopted in Europe, America, Japan, South Korea and Southeast Asia for office wellness, sports nutrition and student cognitive supplements.
✅ Supply capacity: Large-scale permanent inventory available for consolidated or full-container shipments. We can design the most cost-effective logistics plan according to your destination port, neutral packaging customization is supported for private branding.
✅ MOQ: 1kg for lab samples / 25kg for bulk orders, flexible for trial orders and long-term contracts.

3. 5-Hydroxytryptophan (5-HTP) | CAS: 56-69-9

A direct precursor to serotonin with targeted sleep-supporting effects, ideal for premium professional sleep supplements with high profit margins.
✅ Formulation benefit: Low effective dosage with clear targeted functionality, commonly used in premium capsules and professional nutritional products.
✅ Compliance note: Regulatory restrictions vary significantly by territory. We offer free regulatory comparison documents to help you pre-assess formulation risks before customs clearance.
✅ Flexible order policy: Small R&D sample orders and large-scale mass production contracts are both acceptable, with customizable neutral packaging options.
✅ MOQ: 1kg for lab samples / 25kg for bulk orders.
✅ Alternative formulation service: We can provide equivalent blended replacement formulas for markets where 5-HTP is restricted by local regulations.

4. Phosphatidylserine (PS) | CAS: 51446-62-9

Plant-derived soybean extract focused on brain support, designed for chronic stress and mental exhaustion, suitable for all age groups.
✅ Ingredient advantage: High consumer acceptance for botanical sources, stable physical properties and excellent compatibility with L-Theanine, GABA and other calming ingredients.
✅ Application scenarios: Cognitive support tablets, senior dietary supplements and student functional foods, with strong global market adaptability.
✅ Quality control: Strict fixed ranges for core phosphatidylserine content to guarantee batch consistency, verified by years of cross-border transportation records. Blank neutral packaging solutions are available.
✅ MOQ: 1kg for lab samples / 25kg for bulk orders.

3. Universal Blending Formulas for Different Market Positioning

1. Entry-level Global Formula (Easiest Regulatory Approval)
GABA + PS: Cost-effective with few regulatory limitations, perfect for snack-style supplements with low market entry barriers.
2. Daytime Stress Relief Formula (Popular in Europe, America, Japan & South Korea)
L-Theanine + PS: Gentle calming effect without sleepiness, tailored for office workers and sports nutrition niches.
3. Premium Deep Sleep Formula (Professional Supplement Line)
5-HTP + L-Theanine: Clear high-end positioning. Custom alternative blends can be supplied for restricted territories.

4. One-Stop Supply Advantages for Global Buyers

1. Consolidated Sourcing to Reduce Costs
All four core calming ingredients are kept in stock. You can source a complete blended formula from a single supplier, cutting communication, inspection and administrative costs across multiple vendors.
2. Globally Standardized Stable Quality
All partner manufacturers hold formal GMP certifications, with full batch retention testing to minimize indicator fluctuation. The powder maintains stable physical conditions during long ocean or overland transit, resisting discoloration and deterioration.
3. Customized Export Documentation
English COA, MSDS and third-party test certificates can be issued on demand. We compile localized compliance reference files for North America, the EU, Southeast Asia, Australia and other regions to assist your registration and customs clearance.
4. Full-Range Logistics Solutions
We cover major global ports and offer sea freight, air freight and DDP door-to-door delivery options, matching the most economical shipping solution based on your country and order volume.
5. Tiered Order Support
We accommodate startup brand sample trials, mid-sized small-batch orders and full-container bulk contracts with flexible tiered pricing structures.

💡 Tailored service for different purchasing roles:
✅ Formulation R&D Specialists: Complete technical datasheets, compatibility reference data and alternative formula design for restricted ingredients
✅ Import Traders: Tariff references, customs document templates and regional shipment case references

5. Frequently Asked Questions for Buyers

Q1: Can these ingredients be exported to my country?

A: Food regulations differ across jurisdictions. Simply share your target country and intended product format, and we will prepare a free customized compliance feasibility report.

Q2: Can I order a combined sample pack for laboratory testing?

A: A bundled sample kit containing all four ingredients is available, accompanied by full batch test reports for your internal benchmark testing.

Q3: Can packaging specifications be customized?

A: Standard export packing is 25kg fiber drums. Custom small-sized packaging and private neutral labeling are negotiable.

Three Low-Barrier Cooperation Options

1. Free Compliance Pre-Assessment: Share your target market for a customized access evaluation
2. Combined Sample Pack Application: One-stop sample delivery with complete supporting documents
3. Custom Quotation Plan: Tailored pricing based on your formulation, order volume and delivery terms

Inventory for these popular calming ingredients fluctuates regularly. Feel free to reserve your preferred batch in advance if you have sampling plans.
If you are developing sleep, stress or cognitive wellness products, kindly advise your target market, formulation plan and required quantity, and we will create a personalized ingredient recommendation solution for you.
For instant communication, please reach out via WhatsApp, where I can send the full digital product brochure promptly.

Shaanxi Astro Biology Co.,Ltd
Official Website: www.astrobioxy.com
WhatsApp: +86 180 6948 2072