Urolithin A Manufacturer | Premium Raw Material for Longevity Supplements

Urolithin A is a natural metabolite derived from the gut microbiome, produced when intestinal bacteria transform dietary ellagitannins and ellagic acid. In nature, ellagitannins and ellagic acid are commonly found in foods such as pomegranates, strawberries, raspberries, and nuts. However, not everyone produces Urolithin A after consuming these foods, as its generation is highly dependent on an individual's specific gut microbiota composition; only about 40% of people possess the intestinal bacteria capable of efficiently converting these precursors.

From a chemical perspective, Urolithin A has the molecular formula C₁₃H₈O₄, a molecular weight of 228.2, and a CAS number of 1143-70-0. It appears as a pale yellow to brownish-yellow powder and is soluble in DMSO and methanol. As a star ingredient in the field of longevity supplements, Urolithin A's most compelling mechanism of action lies in its ability to activate mitophagy (mitochondrial autophagy). Studies have demonstrated that Urolithin A not only promotes the selective clearance of damaged mitochondria via the PINK1/Parkin pathway but also enhances the endogenous synthesis of NAD+ by activating the SIRT1-NAMPT pathway. This results in a 50% increase in NAD+ levels in mice—an effect equivalent to a fivefold dose of NR (nicotinamide riboside)—thereby maintaining cellular energy metabolic homeostasis.

Production Processes and Technical Routes

Microbial Fermentation Method (Mainstream Technology)

Technical Principle: Utilizes specific probiotic strains to convert ellagic acid or ellagitannins into Urolithin A under controlled fermentation conditions.

Advantages:

The production process is eco-friendly and aligns with the principles of sustainable development.

The product features high purity and excellent biological activity.

The technology is highly mature and suitable for large-scale production.

Representative Company: Shenzhen Xijiya Biotechnology Co., Ltd., which has successfully industrialized the production of high-quality Urolithin A based on a novel enzymatic method and holds numerous independent intellectual property rights.

Chemical Synthesis Method

Technical Principle: Synthesizes Urolithin A via chemical routes; typically involves the initial preparation of diindoles or tryptophan, followed by processes such as separation and purification.

Advantages:

Relatively low production costs.

Controllable purity and excellent batch-to-batch stability.

Suitable for large-scale industrial production.

Disadvantages:

Potential for environmental pollution.

Lower consumer acceptance of chemically synthesized products.

Natural Extraction Method

Technical Principle: Uses natural plant materials—such as pomegranate peels—as raw inputs, obtaining Urolithin A through processes including pulverization, extraction, filtration, and purification.

Advantages:

Strong natural attributes in the product, leading to high consumer acceptance.

Aligns with the "Clean Label" trend.

Disadvantages:

Limited supply of raw materials, resulting in higher costs.

Relatively low extraction yield.

Applications and Efficacy Studies

Anti-Aging and Mitochondrial Health

Core Mechanism: Urolithin A delays the aging process by activating mitophagy—the selective degradation of mitochondria—thereby clearing dysfunctional mitochondria and optimizing cellular energy metabolism.

Clinical Evidence: Studies indicate that Urolithin A can boost the oscillation amplitude of clock genes in senescent cells to four times their original level. It significantly alleviates fatigue states induced by sleep deprivation, demonstrating an anti-fatigue effect superior to that of caffeine.

Muscle Health and Athletic Performance

Mechanism of Action: By improving mitochondrial function and enhancing ATP production, Urolithin A supports the growth and metabolic activity of muscle cells.

Research Progress: In animal models, Urolithin A treatment resulted in a 41.2% increase in collagen density, leading to a significant improvement in skin aging phenotypes.

Cognitive Health and Neuroprotection

Scientific Findings: Urolithin A activates the miR-34a-mediated SIRT1/mTOR signaling pathway, exerting a distinct protective effect against aging-related cognitive impairments induced by D-galactose.

Mechanistic Analysis: This protective effect is likely attributed to Urolithin A's ability to induce autophagy in hippocampal tissue by inhibiting aging-associated astrocyte activation, suppressing mTOR activation, and downregulating miR-34a.

Reproductive Health and Ovarian Function

Breakthrough Research: A study published by Zhengzhou University in 2025 revealed the potential of Urolithin A to significantly reverse reproductive aging. In experiments involving female mice—models equivalent to human females over the age of 45—a 12-week regimen of Urolithin A supplementation increased the average litter size from 3 to 6 pups, representing a 50% improvement.

Action Pathway: Urolithin A enhances mitochondrial autophagy levels by activating the PINK1/Parkin signaling pathway; this process clears dysfunctional mitochondria and optimizes the energy metabolism of oocytes. 6.5 Inflammation Modulation and Cancer Prevention

Clinical Trials: Clinical trials conducted at the University of Connecticut have demonstrated that the daily consumption of 56 grams of walnuts can increase levels of Urolithin A in subjects' urine by more than 25-fold; this increase is closely correlated with a significant reduction in serum inflammatory markers.

Tumor Suppression: In colon polyp tissue, individuals with high levels of Urolithin A exhibit a marked reduction in Vimentin—a protein associated with advanced colon cancer—suggesting that Urolithin A may suppress tumor progression by modulating the gut microenvironment.

Conclusion

As a revolutionary ingredient in the field of longevity supplements, Urolithin A is currently driving a new wave within the global health industry, thanks to its unique ability to activate mitophagy and its multi-system health benefits. From a B2B perspective, this market is currently in a phase of rapid expansion, with a projected Compound Annual Growth Rate (CAGR) of 6.1%–8.8% for the period between 2025 and 2031.

For B2B buyers, selecting a high-quality supplier of Urolithin A raw materials requires a comprehensive assessment of various factors, including production capacity, quality control, technical methodologies, and regulatory compliance certifications. Chinese manufacturers have made significant strides in microbial fermentation technologies; companies such as Shenzhen Xijiya and Suzhou Mailun, for instance, have demonstrated strong competitiveness within the international market.

With the application of emerging technologies—such as synthetic biology and AI-driven design—the production efficiency and quality of Urolithin A are poised to improve further, while production costs are expected to decrease. Concurrently, deepening clinical research will provide more robust scientific validation for the product's efficacy, thereby steering the market toward a more standardized and professional trajectory.

Against the backdrop of the "healthy aging" trend and growing consumer demand for natural health products, the market for Urolithin A raw materials holds immense promise. B2B buyers are advised to closely monitor technological developments and select suppliers that demonstrate both innovative capabilities and rigorous quality assurance, thereby working together to drive high-quality growth within this high-potential market segment.

Contact our team at info@newgoldherb.com or visit newgoldherb.com to explore how our Urolithin A powder supplier services can enhance your product portfolio and accelerate market success.