Discover High-Quality L-Cysteine from a Leading China Manufacturer
Source premium L-Cysteine (CAS 52-90-4) for your pharmaceutical, food, and personal care needs. Our reliable supply chain ensures consistent quality and competitive pricing for bulk purchases.
Get a Quote & SampleUnlock the Potential of L-Cysteine for Your Formulations

Premium L-Cysteine (CAS 52-90-4)
As a trusted L-Cysteine supplier in China, we offer high-purity L-Cysteine, essential for various industries. Our commitment to quality ensures that you receive a product that meets stringent standards for pharmaceutical intermediates and food additives. We are a reliable manufacturer ready to meet your bulk purchase requirements.
- Source L-Cysteine for Pharmaceutical Intermediates: Utilize our product in drug synthesis and formulation processes.
- High-Purity L-Cysteine for Food Industry: Enhance flavor profiles and dough conditioning with this versatile amino acid.
- Bulk L-Cysteine Purchase: Benefit from competitive pricing and stable supply from our China-based manufacturing facility.
- Key Amino Acid for Personal Care: Leverage its antioxidant properties in cosmetic and hair care products.
Why Choose Our L-Cysteine?
Consistent Quality & Purity
Our L-Cysteine is manufactured under strict quality control, ensuring a minimum purity of 98%, vital for sensitive applications like pharmaceutical intermediates.
Reliable Supply Chain
As a leading manufacturer, we guarantee a stable supply of L-Cysteine, supporting your production continuity. Buy L-Cysteine with confidence from our dependable supply network.
Competitive Manufacturer Pricing
Benefit from direct manufacturer pricing. Contact us for a quote on bulk L-Cysteine to optimize your procurement costs.
Diverse Applications of L-Cysteine
Pharmaceutical Synthesis
L-Cysteine serves as a key building block for various pharmaceutical compounds and intermediates. We are a premier supplier for your API needs.
Food & Beverage Enhancement
Used as a flavor enhancer, dough conditioner, and antioxidant in the food industry. Purchase L-Cysteine for your culinary innovations.
Cosmetics & Personal Care
Its antioxidant and disulfide bond-breaking properties make it valuable in hair treatments and skincare formulations.
Nutritional Supplements
As a semi-essential amino acid, it's a component in nutritional supplements and parenteral nutrition solutions.