... and Oceania. We have: extensive experience, professional R&D and sales team, strict quality control, competitive price. Product ... as corn or wheat. Product Specification: Content specification:D-Glucosamine Hydrochloride 99% test by HPLC Function and Usage:In ... Commonly sold forms of glucosamine are glucosamine sulfate, glucosamine hydrochloride, and N-acetylglucosamine. Glucosamine is often sold in ...