For procurement specialists and product developers in the pharmaceutical and food additive sectors, sourcing high-quality L-Hydroxyproline is a critical step. This amino acid, identified by CAS number 51-35-4, is essential for specific manufacturing processes, notably in the creation of antiviral drugs and as a functional food ingredient.
When considering where to buy L-Hydroxyproline, several factors are paramount. Firstly, the product's appearance and physical state are indicative of its quality; a white fine powder is the standard for pharmaceutical and food grade L-Hydroxyproline. Secondly, purity levels are non-negotiable, with >99% purity being the benchmark for most applications. This level of purity ensures that the L-Hydroxyproline will perform as expected in sensitive chemical reactions or food formulations.
Certifications play a crucial role in verifying the quality and compliance of L-Hydroxyproline. Buyers should look for manufacturers holding ISO 9001 for quality management, KOSHER and HALAL for dietary compliance, and GMP for good manufacturing practices. These certifications provide assurance that the L-Hydroxyproline has been produced and handled under rigorous standards. Test standards such as AJI and USP further validate the product's suitability for specific markets.
The application of L-Hydroxyproline spans from being a key pharmaceutical intermediate, particularly in the synthesis of drugs like azanavir, to its use as a sweetener in the food industry. Its role as a sweetener is gaining traction as consumers and manufacturers alike seek more natural ingredients. Understanding these applications helps buyers identify the precise grade and specification of L-Hydroxyproline they require.
When establishing a relationship with a supplier, it is important to consider their reliability, delivery times, and customer service. Factors such as packaging (e.g., 25kg/Drums) and shelf life (2 years) are also vital considerations for inventory management. By thoroughly evaluating these aspects, businesses can ensure a consistent and high-quality supply of L-Hydroxyproline, supporting their ongoing production and product development efforts.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.