Custom Formula Development

Dongying Zuoning Biotechnology Co., Ltd. was founded in 2014 with a focus on the global health and wellness industry. The company began large-scale manufacturing in 2016 and established its in-house R&D center in 2019. Over the years, it has continuously expanded its production capacity, industrial chain integration, and product portfolio, becoming a comprehensive OEM partner serving global markets.

We provide a wide range of dosage forms, including tablets, hard capsules, soft capsules, powders, granules, tea preparations, and liquid supplements. In addition, we have expanded into functional foods, gummies, cosmetics, and personal care products to meet diverse market and consumer needs.

Yes, we offer complete one-stop OEM and private label solutions. Our services cover product concept development, formulation, packaging design, manufacturing, quality control, and global shipping. We help brands turn ideas into finished products efficiently and at scale.

Absolutely. Our in-house R&D center works closely with clients to develop customized formulations based on target markets, functional requirements, and product positioning. We provide professional guidance on ingredients, dosage forms, and compliance to ensure market-ready solutions.

We implement strict quality control throughout the entire production process, from raw material selection to final product testing. Our manufacturing systems comply with international standards, ensuring consistency, safety, and stability for every batch produced.