Urolithin A Powder
2.Appearance: Light Yellow Powder
3.Specification: 99% HPLC
4.CAS NO: 1143-70-0
5.Packing Specification: 25kg/drum, 27 drums/tray
6.Delivery: 3-7working days
7.Certification: cGMP,KOSHER,HALAL,BRC,ORGANIC,ISO9001,ISO22000 etc.
8.Main Market: European, North America, Asia
Premium Urolithin A Powder Supplier | 99% HPLC Certified Mitophagy Support Solution
Shaanxi Hongda Phytochemistry Co., Ltd. stands as a leading manufacturer and supplier of high-purity Urolithin A Powder, delivering consistent 99% HPLC-grade quality to meet the demands of global nutraceutical and functional food industries. We are a cGMP, HALAL, KOSHER and ISO22000 accredited facility and we answer the industry’s essential obstacle of inter-individual bioavailability variability with a direct, standardised postbiotic metabolite powder that doesn’t rely on gut flora. Our contemporary 20,000 m² manufacturing facility, with 100,000-level purification workshops and SGS-certified labs, guarantees that every batch is rigorously tested for heavy metals, residual solvents and microbiological validation. Our yearly manufacturing capacity is 3,000 tonnes with professor-level specialised R&D teams, allowing us to provide quick delivery within 3-7 working days, and pharmaceutical-grade purity requirements that directly serve muscle function support and cellular rejuvenation applications.
Introduction to Product
The product is the bioavailable form of 3,8-dihydroxy-6H-dibenzopyran-6-one, a postbiotic metabolite often formed by gut bacteria after the metabolism of ellagitannins from pomegranates and berries. With improved extraction and purification procedures this light yellow powder is brought to 99% purity and offers manufacturers a direct mitophagy-activating chemical that bypasses the uncertain gut flora conversion. Our formulation is based on the scientific fact that ~60% of the population lacks the necessary gut bacteria to create therapeutic quantities of Urolithin A naturally. This standardisation enables the production of reliable anti-aging supplements, muscular health products, and cellular longevity solutions that perform consistently across a wide range of customer segments.

Urolithin A Powder Advantages
Standardised Bioavailability: Our powder circumvents the metabolic lottery of dietary precursors, and delivers constant mitophagy-inducing efficacy, independent of consumer microbiota makeup.
Pharmaceutical-Grade Purity: Certified at 99% HPLC purity with minimum synthesis by-products, you get material suited for clinical-grade formulations and precision dosing regimens.
Fast Quality Verification: We provide complete testing documentation for each delivery, including impurity profiling, solvent residue analysis, and third-party validation reports, to help speed up your regulatory clearance procedure.
Scalable Supply Reliability: We have a dedicated supply chain management which includes 6 specialised storage zones with yearly capacity of 3,000 tonnes of goods, offering an unbroken supply chain for pilot projects and commercial-scale manufacturing.

Product Specifications
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Product Name
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Urolithin A
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CAS
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1143-70-0
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ANALYSIS
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SPECIFICATION
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RESULTS
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Purity
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≥97%(HPLC)
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99.64%
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Physical Characteristics
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Appearance
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Light Yellow Powder
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Conforms
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Loss on drying
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≤5g/100g
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5g/100g
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Residue on Ignition
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≤1g/100g
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1g/100g
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Heavy Metals
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Pb
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≤0.5ppm
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Conforms
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Hg
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≤0.5ppm
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Conforms
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Cd
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≤0.5ppm
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Conforms
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As
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≤0.5ppm
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Conforms
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Microbiological Tests
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Total Microbial Count
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≤500cfu/g
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1000cfu/g
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Coliform
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≤0.92MPN/g
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Total Yeast & Mold
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≤500cfu/g
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100cfu/g
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Staphylococcus aureus
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0/25g
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Salmonella
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0/25g
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Negative
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Urolithin A Powder Use
Longevity Supplements: Create specialised anti-aging capsules and tablets built on scientifically validated mitochondrial regeneration pathways for enhanced cellular health.
Sports Nutrition: Develop solutions that improve muscular function and treat sarcopenia and workout recovery by targeting mitochondrial quality control systems.
Functional Beverages: Develop new ready-to-drink formulas that provide immediate postbiotic advantages without the difficulties of standardising pomegranate extract.
Urolithin A Powder: Tailored wellness solutions for individuals who are unable to spontaneously synthesise therapeutic quantities of Urolithin A owing to variances in microbiome makeup.

Manufacturing Process
Step 1 - Initiation of Synthesis: High quality precursor chemicals are subjected to regulated chemical synthesis processes under monitored temperature and pH conditions to provide primary Urolithin A intermediates with >95% conversion efficiency.
Step 2 - Crystallisation Purification The crude product is purified by multi-stage recrystallisation using pharmaceutical grade solvents to remove impurities and structural analogues to >98.5% base purity.
Step 3 - Chromatographic Purification: Advanced column chromatography is used to further purify target molecules, removing remaining synthesis by-products and trace impurities to meet 99%+ purity standards.
Step 4 - Solvent Recovery & Drying: Vacuum evaporation systems remove residual solvents to ICH Q3C compliance standards, whilst low temperature spray drying protects molecular integrity to produce fine powder particles.
Step 5 – Quality Validation & Packaging: All batches undergo full testing using HPLC, ICP-MS, GC and microbiological testing before being double-bagged in PE bags and packed within aluminium foil-lined fibre drums inside our 100,000-level clean room environment.
Third Party Test Report
Heavy Metals Analysis (ICP-MS) We routinely test our batches to ensure they satisfy USP <232> levels for Total Heavy Metals <10ppm, Arsenic <0.8ppm, Lead <0.3ppm, Mercury <0.05ppm, and Cadmium <0.5ppm, certified by SGS and Eurofins labs.
Residual Solvents Verification (GC): Complete ICH Q3C compliance, Ethanol <500ppm, Methanol <300ppm, Ethyl Acetate <500ppm, assuring safe use in final formulations.
Microbiological Safety: Total Plate Count <800 CFU/g, Yeast & Mould <80 CFU/g, E. Coli and Salmonella were not detected in any manufacturing batches.
Identity: The molecular framework is confirmed by H-NMR and FTIR spectroscopy, so you can differentiate real Urolithin A from structural analogues such as Urolithin B and ensure the quality of your downstream applications.

OEM/ODM Available
Custom Formulation Development: Our 20+ professor-level R&D team engages with you on developing customised blends that fuse Urolithin A with synergistic substances, such as NAD+ precursors, CoQ10 for synergistic support of mitochondria.
Flexible Delivery Forms: We make soft gels, hard gels, pills, sachets and pre-mixed powders customised to your target market preferences and dosage needs.
Private Label Solutions: Full brand customisation includes package design, regulatory paperwork assistance and stability testing to help speed your market entrance schedule.
Assistance with Regulatory Compliance: Our quality team produces Certificate of Analysis, allergy statements, GMO Free claims and country specific documents compliant with FDA, EU and International standards.

Why choose us?
Shaanxi Hongda has 24 years of phytochemistry experience, state-of-the-art manufacturing facilities of 20,000 square meters and more than 200 specialised personnel. We have an SGS recognised lab with HPLC, GC-MS, ICP-MS and NMR technology that assures every batch leaving our facility satisfies worldwide pharmaceutical standards. Unlike trading organisations, we have control of the full value chain from our three approved planting bases to the final packing, which guarantees traceability and quality consistency. Our extensive certification portfolio provides proof of our accreditation under numerous regulatory jurisdictions, including cGMP, FSSC22000, BRC and ORGANIC. With dedicated inventory systems stocking across six specialist zones and a delivery promise of 3-7 days, we guarantee the supply dependability and technical collaboration your brand needs to maintain market success.

FAQ
Q: What differentiates your material from ellagic acid or pomegranate extract?
A: Our powder is the immediate bio-active metabolite, not a precursor. It avoids gut microbiota fluctuation and provides guarantyd bioavailability that food nutrients cannot.
Q: Do you have stability data for your formulation development?
A. Yes, we do full stability testing in different temperature and humidity settings and compatibility testing with common excipients.
Q: What are your minimum order quantities?
A: We provide research quantities from 1kg and scalable pricing for commercial volumes to meet product development and full scale production requirements.
Q: How do you assure uniformity from batch to batch?
A: Our quality management system is ISO9001 accredited and comprises raw material certification, in-process monitoring at five important control points and retention samples of the end product for comparison analysis.
Contact Us
Ready to integrate premium Urolithin A Powder into your next formulation? Contact Us today at duke@hongdaherb.com to discuss your specific requirements and receive detailed product specifications, pricing, and lead time information tailored to your project scope.















