Food Additives, Food Ingredients Supplier - Foodchem

FOODCHEM is the L-Proline supplier and manufacturer, engaged in the export and wholesale of L-Proline for more than 10 years. The MOQ of L-Proline is 500 kgs, if you need only a small amount, please contact the local distributor of L-Proline. Any suggestions and questions about the L-Proline, please send Email to, we will reply within 24 hours.


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L-Proline, CAS# 147-85-3, is an amino acid manufactured through fermentation, available as White clystals or crystalline powder. L-Proline is widely used as nutrition supplements. It is widely accepted as safe food additive in many countries. As a professional supplier and manufacturer of food additives, Foodchem International Corporation has been supplying quality L-Proline to customers all over the world for over 10 years. If you have any questions or wish to receive a quote, please feel free to reach us by email: or by phone: +86 21 2206 3075. Our sales person will get back to you in 1 working day.

  • Specification
  • FAQ
  • In-Depth
IdentificationVia IR Absorption
Specific Optical rotation-84.3°~--86.3°
Chloride(As Cl)≤0.05%
Sulfate(As SO4)≤0.03%
Heavy Metals(As Pb)≤0.0015%
Orgaic Volatile ImpuritiesMeet The Requirements
Chromatographic PurityAny individual impurity not more than 0.5% Total impurity not more than 2.0%
Loss on drying≤0.4%
Residue on ignition≤0.4%

Available Grade of L-Proline

  • Food Grade: L-Proline is widely used as nutritional supplement in food and beverage industries. Foodchem's food grade L-Proline is available as fine powder(>98.5% purity).
  • Quality Control

    At Foodchem International Corporation, we apply strict quality control process to all our products. All L-Proline we provide has been strictly tested under HACCP, ISO standards and proved to be safe for using as food additive.

    Storage&Handling Precaution

    Storage: L-Proline should be kept in dry, cool, and shaded place with original packaging, avoid moisture, store at room temperature.
    Handling Precaution: Handling of L-Proline should only be performed by personnel trained and familiar with handling of organic chemicals. Avoid skin and eye contact and breathing in dust. Avoid handling which leads to dust formation.

    Application and Uses of L-Proline

    L-Proline is a amino acid  widely used as nutrition supplements in food and beverage industries. As a nutrition supplements, L-Proline can be used in a wide variety of industries including: food production, beverage, pharmaceutical, cosmetics, agriculture/animal feed, and various other industries.
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