China Azelaic Acid Suppliers & Factory

Featured Ingredients & Bio-Extracts

Azelaic Acid: The Ultimate B2B Procurement & Technical Guide

20+ Years Industry Experience

60+ Countries Exported

3 State-of-the-Art Factories

99%+ Purity Standards

1. Understanding Azelaic Acid: Chemical Profile & Synthesis

Azelaic acid (CAS No. 123-99-9, systematic name nonanedioic acid) is a naturally occurring saturated dicarboxylic acid found in grains such as barley, wheat, and rye. In industrial manufacturing, it is primarily synthesized through the ozonolysis of oleic acid, a process that yields high-purity azelaic acid and pelargonic acid as a co-product. As a leading China Azelaic Acid factory, we utilize advanced catalytic oxidation and green chemistry principles to ensure a stable, eco-friendly, and cost-effective supply chain.

For cosmetic and pharmaceutical formulations, the physical properties of Azelaic Acid—specifically its melting point (106.5 °C), water solubility, and particle size distribution—are critical. Our factory specializes in producing micronized Azelaic Acid (average particle size D90 < 10 μm), which drastically improves bioavailability, formulation stability, and skin feel in topical applications.

Cosmetic Grade

Dermatological Efficacy

Highly effective in reducing hyperpigmentation by inhibiting tyrosinase, treating acne vulgaris via follicular keratinization regulation, and calming rosacea through anti-inflammatory pathways.

Pharmaceutical Grade

API Standards

Meets EP, USP, and ChP monographs. Ideal for prescription-strength creams (15% and 20% concentrations) with strict control over heavy metals, related substances, and residual solvents.

Industrial Grade

Polymer & Plasticizers

Used as an intermediate for nylon 6,9, complex greases, and biodegradable plastics, offering superior thermal stability and low-temperature flexibility.

2. China's Supply Chain Advantages in Azelaic Acid Production

China has established itself as the global epicenter for chemical and botanical raw material manufacturing. When sourcing Azelaic Acid from Chinese factories, global procurement managers benefit from an integrated ecosystem that spans raw material cultivation (castor oil and sunflower oil derivatives), advanced petrochemical infrastructure for ozone generation, and highly optimized logistics networks.

At Nanjing Tong Rui Bio-Tech Co., Ltd. (TRB), we leverage these regional advantages to offer unparalleled cost-efficiency without compromising on quality. Our manufacturing facility employs automated continuous-flow reactors for the ozonolysis phase, ensuring precise temperature control and minimizing by-product formation. This technological edge translates to consistent batch-to-batch quality, lower carbon footprints, and highly competitive pricing structures for bulk orders.

"By integrating green chemistry with large-scale industrial efficiency, Chinese manufacturers have reduced the global cost barrier for high-purity Azelaic Acid, making it accessible for mass-market cosmetic formulations."

3. Global Procurement Requirements & Compliance (E-E-A-T)

In the modern regulatory landscape, sourcing chemical raw materials requires rigorous verification of compliance, sustainability, and quality management systems. Global brands cannot afford supply chain disruptions due to regulatory non-compliance or quality failures. This is where Nanjing Tong Rui Bio-Tech's 20-year legacy provides absolute peace of mind.

Our factories operate under strict adherence to international standards, holding comprehensive certifications including GMP, ISO, HACCP, ORGANIC, FDA, HALAL, and KOSHER. We provide complete documentation packages for every shipment, including Certificate of Analysis (COA), Material Safety Data Sheet (MSDS), Technical Data Sheet (TDS), and allergen declarations. Furthermore, we support our clients with REACH registration in Europe and DMF filings in the United States, facilitating smooth custom clearance and regulatory audits.

4. Localization Support & Custom Formulation Solutions

Understanding that different regions have unique regulatory hurdles and formulation preferences, TRB offers robust localization support. Whether you are formulating a 10% Azelaic Acid serum for the sensitive skin market in East Asia, or a 20% prescription gel for the North American dermatological market, our R&D team provides tailored solutions.

We offer custom particle size micronization to resolve the common issue of grittiness in Azelaic Acid formulations. Additionally, we provide pre-dispersed liquid forms and encapsulated Azelaic Acid to enhance stability, reduce skin irritation, and simplify the manufacturing process for cosmetic chemists.

5. Industry Trends & Future Outlook (2026 and Beyond)

The global demand for Azelaic Acid is experiencing exponential growth, driven by the clean beauty movement, the rise of clinical skincare, and the increasing prevalence of acne and rosacea globally. As consumers move away from harsh retinoids and hydroquinone, Azelaic Acid stands out as a safe, multi-functional alternative suitable for all skin types, including sensitive and pregnant skin.

Looking forward, the integration of biotechnology and green chemistry will shape the future of Azelaic Acid manufacturing. Research is currently underway to produce Azelaic Acid via microbial fermentation, a method that promises even higher sustainability metrics. As the proud recipient of the 2026 Global Biotechnology and Life Sciences Award—"Best Global Herbal Extract Provider 2026"—Nanjing Tong Rui Bio-Tech is at the forefront of these innovations, investing heavily in bio-based synthesis pathways to support our clients' ESG goals.

About Nanjing Tong Rui Bio-Tech Co., Ltd. (TRB)

Nanjing Tong Rui Bio-Tech Co., Ltd. (TRB), is the China Leading manufacturer and exporter of herbal extracts and its derivatives for more than 20 years.

TRB is a technology-based company that combines research and development, production and international market sales. TRB products include the Herbal extracts, Sweeteners, Nootropics, Vegetable & Fruit Juice powder, Essential oil, Bee Products.

TRB's rapid development and dedicated service in the plant extract industry over the years, we have been awarded the 2026 "Global Biotechnology and Life Sciences Award" - ''Best Global Herbal Extract Provider 2026''

TRB currently has three factories, one is a herbal extract factory, the other is a bee product factory and the another is for animal extract products, and the factory has a series of certificates such as GMP, ISO, HACCP, ORGANIC, FDA, HALAL, KOSHER Certificates.

In recent years, TRB has focused on the research and development of Nootropics products, such as Brain Health Herb Extract, Anti-Aging Herb Extract, Longevity Herb Extract which have good feedback from our customers.

TRB products have been exported to more than 60 countries and regions and have gained a good reputation and respect. TRB committed to the research and development of pure natural plant extracts, dedicated to the health of all humanity.

Global Award Winner

Best Global Herbal Extract Provider 2026

Frequently Asked Questions (FAQ)

What is the purity of your bulk Azelaic Acid?

Our cosmetic and pharmaceutical grade Azelaic Acid features a minimum purity of 99.0% as determined by HPLC analysis. We control impurities and related substances to meet international pharmacopoeia standards.

How do you resolve the solubility and grittiness issues of Azelaic Acid in formulations?

We offer micronized Azelaic Acid with a particle size distribution (PSD) of D90 < 10 microns. This significantly enhances suspension stability in emulsions and gels, reducing the gritty texture commonly associated with standard grades.

What certifications do your manufacturing facilities hold?

Our factories are certified under GMP, ISO 9001, ISO 22000 (HACCP), Organic, FDA registered, Halal, and Kosher. We undergo regular third-party audits to ensure continuous compliance with global safety standards.

Do you support custom packaging and private labeling?

Yes, we support various packaging options ranging from 1kg aluminum foil bags for R&D testing to 25kg fiber drums for commercial production. Custom packaging and labeling can be arranged based on your specific requirements.

What is the typical lead time for international shipments?

For standard stock items, dispatch occurs within 3-5 working days. For custom micronized orders or bulk contracts exceeding 5 metric tons, lead times typically range from 2 to 3 weeks. We ship to over 60 countries via air, sea, and express courier.