High-Purity L-Cystine (CAS 56-89-3): Applications and Sourcing for Pharmaceutical & Chemical Industries
Discover the critical role of L-Cystine (CAS 56-89-3) in advanced research and industrial applications. As a premier supplier, we provide high-purity L-Cystine essential for pharmaceutical synthesis, protein research, and material science, ensuring quality and reliability for your manufacturing needs.
Get a Quote & SampleL-Cystine: The Essential Amino Acid for Advanced Applications

L-Cystine (CAS 56-89-3)
As a leading manufacturer and supplier of L-Cystine in China, we offer a high-purity product (≥98%) vital for pharmaceutical and chemical industries. L-Cystine, with CAS number 56-89-3, is a non-essential amino acid renowned for its ability to form disulfide bonds, crucial for stabilizing protein tertiary and quaternary structures. Trust our commitment to quality for your critical research and development projects.
- Source High-Purity L-Cystine: Reliable manufacturer for your R&D needs, ensuring consistent quality and purity (≥98%) for optimal results.
- Key for Protein Science: Utilized extensively in studies focusing on protein folding, stability, and the mechanisms of protein misfolding and aggregation.
- Applications in Material Science: Explored for developing biocompatible polymers and advanced chemical delivery systems, showcasing its versatility.
- Buy L-Cystine in Bulk: Available from a trusted supplier for large-scale pharmaceutical synthesis, cosmetic formulations, and nutritional supplements.
Advantages of Sourcing L-Cystine from Us
Exceptional Purity & Quality
Our L-Cystine meets stringent purity standards (≥98%), essential for pharmaceutical intermediates and sensitive research applications. As a dedicated supplier, we guarantee product integrity and consistency.
Versatile Industrial Applications
From its role in protein stabilization to its use in cosmetic formulations and antioxidant studies, L-Cystine offers significant value. Explore how to purchase this versatile amino acid for your specific requirements.
Reliable Manufacturing & Supply Chain
Benefit from a stable supply chain and competitive price for L-Cystine when you buy from our established manufacturing facility in China. We ensure timely delivery and excellent customer support.
Key Applications of L-Cystine
Pharmaceutical Synthesis
L-Cystine serves as a critical intermediate in the synthesis of various pharmaceuticals and active pharmaceutical ingredients (APIs). Purchase pharmaceutical grade L-Cystine from a reputable manufacturer for your drug development pipeline.
Biotechnology & Research
Essential for studies in redox biology, protein folding, and cell signaling. Researchers seeking L-Cystine for experimental purposes can rely on our consistent supply and detailed product specifications.
Cosmetics and Personal Care
Incorporated into hair care and skin formulations for its antioxidant properties and role in keratin structure. Inquire about wholesale L-Cystine for your cosmetic product development.
Nutritional Supplements
Used in dietary supplements for its health benefits, including antioxidant support and its role as a precursor to glutathione. Discover the benefits of sourcing bulk L-Cystine for your supplement line.