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Cholesterol is an important raw material for the manufacture of hormones and can be used as an emulsifier; it is also used as an analytical reference. Cholesterol is related to human tissues, bile acids and hormones, and is an indispensable and important substance for animal tissue cells, which not only participates in the formation of cell membranes, but also is a precursor for the synthesis of bile acids, steroid hormones and vitamin D3. The physiological function of cholesterol is to make up cell membranes, nerve myelin sheaths, brain, and can be converted into bile acids and steroid hormones.
| Item | Specifications | Results |
| Appearance | White or similar sheet crystal or powder | White sheet crystal powder |
| Residue on ignition | ≤0.1% | Conform |
| Loss on drying | ≤0.3% | 0.2% |
| Assay | ≥95.0% | 95.6% |
| Product parameters | |
| Cas number: | 57-88-5 |
| Appearance: | White or similar sheet crystal or powder |
| Purity: | 95%min |
| Package details: | 1kg/foil bag, 25kg/drum or as you require |
| Brand: | Fortunachem |
Cholesterol is a vital lipid molecule with diverse applications in biology, medicine, and industry. Here are its key applications:
### **1. Biological Functions**
- **Cell Membrane Structure**: Cholesterol stabilizes cell membranes, maintaining fluidity and permeability.
- **Hormone Synthesis**: Precursor for steroid hormones (e.g., **testosterone, estrogen, cortisol, aldosterone**).
- **Vitamin D Production**: Converted into **7-dehydrocholesterol**, which forms vitamin D under sunlight.
- **Bile Acid Synthesis**: Essential for producing bile acids, aiding fat digestion.
### **2. Pharmaceutical & Medical Applications**
- **Drug Delivery**: Used in **liposomes** and **nanoparticles** for targeted drug delivery (e.g., cancer therapies).
- **Steroid Production**: Basis for synthesizing corticosteroids and sex hormones.
- **Vaccine Adjuvants**: Enhances immune response in some vaccines.
### **3. Cosmetics & Skincare**
- **Moisturizer & Emollient**: Found in creams and lotions to improve skin barrier function.
- **Lipid-Based Formulations**: Used in lipsticks, ointments, and anti-aging products.
### **4. Food & Supplements**
- **Nutrient Absorption**: Used in fortified foods to enhance fat-soluble vitamin uptake.
- **Animal Feed**: Added to livestock feed for growth and health.
### **5. Research & Biotechnology**
- **Cell Culture**: Essential in media for growing mammalian cells.
- **Biomembrane Studies**: Used in artificial membranes for drug testing.
### **6. Industrial Uses**
- **Chemical Synthesis**: Raw material for producing surfactants and emulsifiers.
- **Biodegradable Plastics**: Research into cholesterol-derived polymers.
### **7. Diagnostic & Clinical Testing**
- **Blood Cholesterol Tests**: Measures LDL ("bad") and HDL ("good") cholesterol for cardiovascular risk assessment.
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