Premium Quality
Reliable Nutrition. Superior Performance.
High-quality peptone for microbiological culture media, fermentation, diagnostics and pharmaceutical applications. Consistent quality you can trust, batch after batch.
Premium Quality
Strict quality control and stable performance
Wide Applications
Ideal for culture media, fermentation & more
Consistent Supply
Reliable production and global delivery
Global Partner
Trusted by customers worldwide
ISO 9001
Quality Management
National High-Tech
Enterprise 2021
OEM/ODM
Custom Formulations
20+ Years
Industry Experience
Trusted by Leading Enterprises
Delivering premium solutions and unparalleled reliability for our global biomanufacturing clientele.
With over two decades of dedicated expertise, we possess deep industry knowledge and a proven track record.
Flexible and fully customizable manufacturing services, tailoring product specifications and packaging.
Rigorous QC protocols from raw material sourcing to final delivery—strictly meeting international standards.
Backed by robust capabilities and efficient logistics, guaranteeing stable capacity and timely shipping.
Recognized for quality management, innovation, and compliance — trusted by global biomanufacturing partners.
ISO 9001 Quality Management System
National High-Tech Enterprise
Specialized, Sophisticated & Innovative SME
Zibo Gazelle Enterprise
Industry Qualification Certificate
Quality & Compliance Certificate
High-purity, consistent nutrients engineered for advanced microbiology.
Plant-BasedSoy peptone is derived from selected non-GMO soy protein using a dual-enzymatic hydrolysis process. It features a balanced amino acid profile and provides a plant-based nitrogen source that supports rapid microbial growth, making it an ideal alternative to animal-derived ingredients.
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Animal-DerivedProduced from fresh animal bones through high-temperature, high-pressure extraction and hydrolysis followed by ultrafiltration purification, bone peptone is rich in collagen, calcium-phosphorus minerals, and growth factors, providing robust nutritional support for microorganisms in demanding environments.
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Marine-DerivedFish peptone is produced from deep-sea fish using targeted enzymatic hydrolysis and low-temperature concentration processes. Rich in high-quality protein, peptides, and bioactive marine components, it serves as an ideal nitrogen source for microbial cultivation and fermentation media.
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Established in 2017, Zibo Jinyuan Biotechnology Co., Ltd. covers 10,000 square meters and specializes in biological science development, protein peptide production, and technology transfer services.
ISO9001 certified with strategic partnerships including Shandong University of Technology. Trusted by leading pharmaceutical and fermentation companies worldwide.
Learn More About UsTrusted by biomanufacturing and pharmaceutical companies worldwide.
“Switching to Zibo Jinyuan soybean peptone reduced our fermentation media costs by 25% while maintaining identical yield profiles across three production lines.”
“The batch-to-batch consistency of their fish peptone solved our scale-up challenges. We went from 12% batch failure to under 2% within two quarters.”
“Their OEM service and fast sample turnaround helped us validate a custom peptone blend in just three weeks. Professional team with deep fermentation expertise.”
Insights and deep dives into industrial fermentation and microbiology.
Established in 2017 on a 10,000 m² campus, Zibo Jinyuan develops biological science and technology, produces protein peptides, and serves leading pharmaceutical partners across China.
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Discover what peptone is, how it is made, and why this ready-to-use nitrogen source is essential for microbiology, probiotics, antibiotics, and vaccines.
Read Full ArticleContact us today for bulk peptone supply, custom OEM/ODM formulations, or technical consultation. Our sales engineer will respond within 12 hours.
