Trusted Supplier of N-Acetylneuraminic Acid (NANA), Coenzymes, HMOs & Glucosamine.

Supplying premium ingredients for nutraceutical, pharmaceutical and functional food applications.

Hot search: N-Acetylneuraminic Acid(NANA), Coenzyme, HMO, Glucosamine, NAD, NMN, 2′-Fucosyllactose, N-Acetyl-Glucosamine

About Gothink Biology Technology

Gothink Biotech is a professional manufacturer and global supplier of functional raw materials. Our key product lines include Saccharide Derivatives (N-Acetylneuraminic Acid (NANA), Rebaudioside D, Rebaudioside M, Sialic Acid, etc.), Coenzymes (NMN, NADH, NAD+, NADP), Human Milk Oligosaccharides (HMOs) such as 2′-FL, 3-FL, LNT, and LNnT, as well as Glucosamine series (Glucosamine, Glucosamine Hydrochloride, N-Acetyl-Glucosamine, Glucosamine sulfate).

These ingredients are widely used in nutraceuticals, dietary supplements, and pharmaceutical formulations. With a strong focus on quality, customization, and global compliance, we provide reliable OEM/ODM manufacturing services for partners worldwide.

Our Chief Scientist holds PhDs in Pharmaceutical and Biological Sciences from universities in US and UK.

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5000 tons

Daily output of 16 tons; annual production capacity of 5,000 tons

10000 class

class pharmaceutical-grade R&D laboratory

100000 class

Manufacturing site – Cleanroom standard

1000 platforms

Stable supply for global enterprises

Hot Products

Explore our top-selling raw materials from a trusted China factory — wholesale supplier of nutraceuticals, N-Acetylneuraminic Acid, NANA, Coenzyme, HMO, Glucosamine etc.

Our certifications

We have obtained ISO 9001, ISO 22000, GMP, SGS, NSF, CQC, Halal and Kosher certifications from international authorities. With a complete food safety management system and third-party test reports, our quality and safety are trusted worldwide.

Latest News

10 Questions to Ask Before Choosing a Glucosamine Manufacturer26/10/2026
By Adrian Chen, Scientific Affairs & Product Development, Advanced Nutrition Innovation Center A reliable Glucosamine manufacturer provides assay ≥98.0% on dried basis, complete COA traceability per batch, and compliance with USP or EP monographs for joint health applications. Glucosamine Manufacturing quality depends on source control of chitin, validated purification, and… Read more: 10 Questions to Ask Before Choosing a Glucosamine Manufacturer
Glucosamine Stability, Purity, and Testing Requirements for Manufacturers19/10/2026
Core Requirements for Glucosamine Manufacturing Glucosamine Manufacturing requires tight control of four interlocked variables: assay on dried basis, moisture content, counterion identity, and microbial limits. Together, these parameters determine batch-to-batch consistency in finished joint health supplements. Glucosamine raw material is dosed at 500 mg to 1500 mg per day in… Read more: Glucosamine Stability, Purity, and Testing Requirements for Manufacturers
Glucosamine Manufacturing Process: From Raw Material Selection to Quality Control12/10/2026
Glucosamine is an amino sugar and one of the most widely traded supplement raw materials in the joint-health category — and its quality is decided on the production floor, not on a sales page. Reliable Glucosamine Manufacturing depends on validated chitin sourcing, controlled acid hydrolysis at 80-90°C, and HPLC-verified assay… Read more: Glucosamine Manufacturing Process: From Raw Material Selection to Quality Control
N-Acetyl-Glucosamine Raw Material Technology White Paper: Specifications, Production Process and Quality Control08/10/2026
Author: Adrian Chen, Scientific Affairs & Product Development, Advanced Nutrition Innovation Center Executive Summary: Key Facts for Bulk Buyers N-Acetyl-Glucosamine (CAS 7512-17-6, molecular formula C8H15NO6, molecular weight 221.21 g/mol) is the acetylated form of glucosamine supplied as a white to off-white crystalline powder for joint and skin health formulations. Pharmaceutical-grade… Read more: N-Acetyl-Glucosamine Raw Material Technology White Paper: Specifications, Production Process and Quality Control