1. Company Introduction

Nanjing Letop Biotechnology Co., Ltd. is a science and technology-driven enterprise that integrates functional ingredient research, development, production, and sales. The company has a biological fermentation platform and enzyme catalysis core technology, and relies on the strong R&D and technical background of pharmaceutical companies in China and the United States. It is dedicated to providing consumers with high-quality, clinically proven functional ingredients, guided by the exacting standards and rigor of pharmaceutical development.

Company Website：https://www.njletop.com/

2. New Product Information

    New Product 1：Chondroitin sulfate oligosaccharide

1. Product Introduction

Chondroitin sulfate oligosaccharide ( LetopCS ® ) is a patented biological enzymatic hydrolysis technology that hydrolyzes ordinary chondroitin sulfate to chondroitin sulfate oligosaccharide. It not only retains the specific structure of chondroitin sulfate, but also reduces the specific process of large molecular weight chondroitin sulfate that needs to be metabolized into small molecules in the human body, which is more conducive to absorption and utilization.

2. Product Application

功能性食品原料、功能性妆品原料、医用辅料等

3. Industrialization cooperation case

    New Product 2：Polydeoxyribonucleotide

1. Product Introduction

Polydeoxyribonucleotide is a specific DNA fragment extracted from salmon seminal vesicle. It is one of the complexes that produce DNA raw materials. 

The PDRN extracted from the salmon seminal vesicle is 98 % similar to the human DNA base, and has both safety and efficacy.

2. Product Application

三文鱼水光核心成分、口服美容成分

3. Product production capacity

年产能 1T，价格根据不同分子量波动较大，详议

The above information and images are sourced from：Nanjing Letop Biotechnology Co., Ltd. 

For more information, please follow our WeChat official accounts: Bio-based Energy & Materials, Synthetic Biology & Green Biomanufacturing.

Updated on 2026/02/28