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Last Updated: December 14, 2025

Bulk Pharmaceutical API Sources for ISMELIN


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Bulk Pharmaceutical API Sources for ISMELIN

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Bulk Active Pharmaceutical Ingredient (API) Sources for ISMELIN

Last updated: July 28, 2025


Introduction

ISMELIN, a trade name for the active pharmaceutical ingredient Melatonin, is a widely used compound in sleep disorder management, antioxidant therapy, and circadian rhythm regulation. As the global demand for Melatonin surges, particularly in the supplement industry, reliable sources of high-quality bulk API are critical for pharmaceutical manufacturers, nutraceutical companies, and research institutions. This article provides a comprehensive overview of the primary sources for bulk Melatonin API, examining manufacturing regions, key suppliers, quality considerations, and market dynamics.


Understanding Melatonin as an API

Melatonin (N-acetyl-5-methoxytryptamine) is a naturally occurring hormone synthesized by the pineal gland. Its synthetic forms are extensively manufactured as APIs for prescription drugs and over-the-counter supplements. The API's production quality, purity, and compliance with regulatory standards determine its suitability for pharmaceutical and nutraceutical applications.


Regional API Production Hubs

1. China

China dominates the global market for Melatonin API, accounting for approximately 70-80% of worldwide supply (as per recent industry analyses). The country's vast chemical manufacturing infrastructure, low production costs, and government support facilitate large-scale synthesis. Notably, Chinese suppliers are capable of producing Melatonin API with high purity (typically ≥99%) and consistent quality, primarily for export purposes.

2. India

India has established itself as a significant API manufacturing hub, including Melatonin. Indian companies leverage advanced synthetic techniques and adhere to Good Manufacturing Practices (GMP). They cater not only to domestic demand but also export to Europe, North America, and other regions. Indian API suppliers often provide competitive pricing coupled with rigorous quality control standards, including compliance with US FDA and EMA certifications.

3. Europe and the United States

While Europe and the US do not host large-scale Melatonin API manufacturing facilities, some specialty chemical producers and research-grade suppliers are based here. These sources tend to focus on high-purity, research-grade Melatonin, or custom synthesis for clinical trials. The regulatory environment and strict quality requirements make these sources more suitable for pharmaceutical manufacturers seeking compliant APIs.


Major API Suppliers and Manufacturers

Chinese API Producers

  • Qingdao Seebio Biotech Co., Ltd.: Offers bulk Melatonin API primarily for supplement companies; emphasizes high purity and GMP compliance.
  • Davison Chemical (China): Provides custom synthesis and large-volume API supply with international standards.
  • Hunan Boyuan Bio-Chem Co., Ltd.: Specializes in several amino acid derivatives, including Melatonin; offers competitive pricing.

Indian API Manufacturers

  • Evolva India Pvt Ltd.: Known for pharmaceutical-grade Melatonin API with robust quality assurance.
  • Galenica India: Supplies high-purity Melatonin APIs to global clients, adhering to international standards.
  • Chem Suppliers Pvt Ltd.: Focuses on bulk API production, including Melatonin, with custom synthesis services.

European and North American Suppliers

  • Royal DSM (Netherlands): Offers research-grade Melatonin and specialty compounds under strict regulatory compliance.
  • Sigma-Aldrich (part of Merck): Provides research-grade Melatonin APIs with detailed purity specifications.
  • Carbogen Amcis (Switzerland): Specializes in custom synthesis and high-purity APIs, including Melatonin.

Quality Standards and Regulatory Considerations

API quality is critical for regulatory approval and market acceptance. Suppliers typically provide Certificates of Analysis (CoA) guaranteeing purity, residual solvents, heavy metals, and microbial limits. Common standards include:

  • USP (United States Pharmacopeia)
  • EP (European Pharmacopoeia)
  • CP (Chinese Pharmacopoeia)

Manufacturers aiming for pharmaceutical applications must ensure APIs meet Good Manufacturing Practice standards and possess regulatory certifications such as FDA registration or EMA compliance.


Supply Chain Challenges and Strategic Sourcing

Global supply chains for Melatonin API face challenges related to:

  • Regulatory compliance: Ensuring suppliers meet regional standards.
  • Quality validation: Verifying purity and consistency across batches.
  • Supply stability: Consolidation trends among Chinese suppliers may impact availability.
  • Pricing fluctuations: Market dynamics, raw material costs, and geopolitical factors influence prices.

To mitigate risks, companies often diversify sources, establish long-term supplier relationships, and conduct rigorous validation procedures.


Emerging Trends and Future Outlook

The increasing interest in natural health and circadian health solutions continues to propel Melatonin API demand. Innovations include greener synthesis routes, scalable enzymatic processes, and bioengineering methods that may reduce reliance on traditional chemical synthesis.

Regulatory scrutiny for purity and safety is expected to intensify, demanding higher compliance standards. Geopolitical factors and trade policies may further influence the sourcing landscape, emphasizing the importance of transparency and supplier reputation.


Key Takeaways

  • Primary sources of bulk Melatonin API are concentrated mainly in China and India, offering cost-effective and high-quality options for global markets.
  • European and US suppliers typically focus on research-grade or specialty APIs, often with more stringent regulatory standards.
  • Quality assurance and regulatory compliance remain paramount; validation and supplier audits are essential before procurement.
  • Supply chain diversification and robust supplier validation mitigate risks associated with geopolitical and market volatility.
  • Emerging manufacturing technologies promise more sustainable, efficient, and bio-based production routes, potentially redefining the Melatonin API sourcing paradigm.

FAQs

1. What are the leading regions for Melatonin API production?
China and India are the dominant regions, with China supplying a significant majority of the global demand due to large-scale manufacturing capabilities. Europe and North America primarily focus on specialty, research-grade APIs.

2. How can I verify the quality of bulk Melatonin API?
Request Certificates of Analysis (CoA), review manufacturing certifications (GMP, ISO), and conduct independent analytical testing for purity, residual solvents, heavy metals, and microbial limits.

3. Is regulatory compliance mandatory for bulk Melatonin API?
Yes. For pharmaceutical applications, APIs must adhere to regulatory standards such as USP, EP, and comply with regional authorities like the FDA or EMA. Nutraceutical-grade APIs may have less stringent but still rigorous quality controls.

4. What considerations should guide procurement from Chinese suppliers?
Assess supplier certifications, conduct audits, verify quality standards, evaluate supply chain reliability, and ensure compliance with your target market’s regulations.

5. What future developments could impact Melatonin API sourcing?
Advances in sustainable synthesis, bioengineering, and stricter regulatory environments could alter supply dynamics, emphasizing higher purity standards and environmental considerations.


References

[1] Industry Market Research Reports on Melatonin API Production and Supply Chains.
[2] Pharmacopoeia Standards and Regulatory Guidelines (USP, EP).
[3] Company websites and supplier catalogs for detailed manufacturing and certification information.
[4] Market analyses from Global Industry Analysts and Reports on the nutraceuticals and pharmaceutical API markets.

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