Description

Urolithin B CAS NO 1139-83-9 is a bioactive metabolite produced by the gut microbiota from ellagitannins and ellagic acid found in foods like pomegranates and nuts. This compound matters for its significant role in cellular health and metabolic function, particularly in supporting mitochondrial biogenesis and autophagy. It is needed by manufacturers in the nutraceutical, pharmaceutical, and advanced cosmetic industries for developing high-value formulations targeting aging, muscle health, and metabolic wellness.

Application

• Dietary Supplements & Nutraceuticals: A key active ingredient in formulations designed to support mitochondrial function, muscle endurance, and healthy aging.
• Pharmaceutical Intermediates: Serves as a critical starting material or intermediate for the synthesis of novel therapeutic agents targeting metabolic and age-related diseases.
• Cosmeceuticals & Skincare: Incorporated into anti-aging and rejuvenating skincare products for its potential to enhance cellular energy and promote skin health.
• Functional Food & Beverage Fortification: Used to enrich health-focused food and drink products with a scientifically-backed bioactive compound.
• Research & Development: An essential reference standard and biochemical tool for in-vitro and in-vivo studies in pharmacology, nutrition, and longevity science.
• Veterinary Health Products: Applied in premium animal health supplements to support metabolic and muscular health in companion and performance animals.

Basic Information

Item	Detail
Product Name	Urolithin B
CAS No.	1139-83-9
Molecular Formula	C13H8O4
Molecular Weight	228.20 g/mol
Synonyms	3,8-Dihydroxyurolithin; Urolithin B; 3,8-Dihydroxy-6H-dibenzo[b,d]pyran-6-one; 6H-Dibenzo[b,d]pyran-6-one, 3,8-dihydroxy-; Uro B
EINECS	Contact for details

Quality Control

Our Urolithin B is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including HPLC for assay and related substances, to meet stringent specifications suitable for nutraceutical and research applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to guarantee compliance with your quality requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Keep the container tightly sealed in a dry environment to maintain stability.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.