Cholesterol (CAS 57-88-5) is far more than just a dietary concern; it is a fundamental molecule essential for life, playing a pivotal role in the structure and function of cell membranes across all mammalian organisms. For researchers in the pharmaceutical and biochemical fields, understanding cholesterol's multifaceted contributions is crucial for developing new therapies and advancing scientific knowledge. As a leading manufacturer and supplier, we provide high-purity Cholesterol that serves as a vital research tool and a key component in various pharmaceutical applications.

At the cellular level, Cholesterol is a critical structural lipid, making up approximately 20-25% of the total lipid content in cell membranes. Its unique structure allows it to insert itself between phospholipid molecules, thereby modulating membrane fluidity. At physiological temperatures, cholesterol restricts the movement of phospholipid tails, decreasing overall fluidity and increasing membrane stiffness. Conversely, at lower temperatures, it prevents the tight packing of phospholipids, thus maintaining membrane fluidity and preventing the formation of rigid gel phases. This ability to adapt membrane properties based on temperature is essential for maintaining cellular integrity and function.

Beyond its role in membrane fluidity, cholesterol is also a precursor for the biosynthesis of vital steroid hormones, bile acids, and the active form of vitamin D. It participates in cell signaling processes and is involved in the formation of lipid rafts—specialized microdomains within the cell membrane that compartmentalize signaling molecules and receptors. In research settings, cholesterol is utilized in various experimental contexts, including the study of membrane biophysics, drug delivery systems (like liposomes and lipid nanoparticles), and the investigation of diseases associated with lipid metabolism and membrane dysfunction. Its interaction with various ion channels and receptors also makes it a subject of study in neurobiology and pharmacology.

As a supplier of research-grade Cholesterol, we ensure that our product meets high purity standards (99.2%) to provide reliable and reproducible results for scientific investigations. Whether you are a pharmaceutical scientist developing new drug delivery systems or a biochemist studying membrane dynamics, our Cholesterol is an indispensable tool. We offer competitive pricing for bulk purchases, making it accessible for academic and industrial research laboratories. If you are looking to buy Cholesterol for your research needs, consider our reliable supply chain and commitment to quality. Inquire today for a quote and sample to support your groundbreaking research in pharmaceutical and biochemical sciences.