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Proline Powder

Proline Powder

Name:L‑Proline
Specification:99%
CAS:609-36-9
Delivery cycle:3-5 days
Sales group:not for individual customers
Inventory:In stock
MOQ:25KG
Certificates:cGMP,FSSC2200,BRC, HALAL, KOSHER, ISO9001, ISO22000, FDA
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Product Introduction

Shaanxi Yuantai Biological Technology Co., Ltd. is one of the most reliable manufacturers and suppliers of proline powder in China. With abundant experience, we warmly welcome you to wholesale bulk proline powder for sale here from our factory. Quality products and reasonable price are available.

 

99% Proline powder | Food-grade amino acid raw materials manufacturer

 

L-ProlineProline powder (abbreviated as Pro or P) is a cyclic imino acid that is more water-soluble than any other amino acid; it is hygroscopic, difficult to crystallize, and has a sweet taste. Proline exists primarily in three forms: DL-proline, L-proline, and D-proline. The term "proline" generally refers to L-proline, a naturally occurring amino acid widely used in pharmaceuticals, health supplements, and the medical field.

 

YTBIO offers high-purity (99%) L-Proline with consistent quality and supports one-stop OEM/ODM customization services, meeting the diverse formulation development and production needs of global clients.

 

why choose us?

 

·High purity (99%) with consistent quality
·Excellent water solubility for easy application
·YTBIO has specialized in plant extracts, nutritional ingredients, and cosmetic raw materials for 12 years.

·We operate a 10,000 m² modern manufacturing facility, ensuring quality control from raw material procurement to the finished product.

·We hold multiple international certifications, including:
cGMP
ISO9001
ISO22000
FSSC22000
Kosher
Halal
BRC, and more-providing you with reliable assurance.

·YTBIO offers comprehensive support-including formula development, customized specifications, dosage form design, custom packaging, and private labeling-to provide you with a complete solution from raw materials to the finished product.

 

Test Result Table

 

Test Item

Test Method

Specification

Result

Judgment

Sensory Test

AJI97

Whitish crystals or crystal powder, slightly smelly, taste sweet

Conform

Qualified

Assay (dry content, %)

AJI97

98.5~101.0

99.9

Qualified

Specific rotation [α]D20 (°)

AJI97

-84.5 ~ -86.0

-84.9

Qualified

Loss on Drying (%)

AJI97

≤0.3

0.05

Qualified

Residue on Ignition (%)

AJI97

≤0.1

0.03

Qualified

Transmittance (%)

AJI97

≥98.0

99.2

Qualified

Chloride (as Cl-, %)

AJI97

≤0.02

<0.02

Qualified

Sulfate (as SO₄²⁻, %)

AJI97

≤0.02

<0.02

Qualified

Other Amino Acids

AJI97

Negative (Not detectable)

Negative

Qualified

pH

AJI97

5.9~6.9

6.27

Qualified

Ammonium Salt (%)

AJI97

≤0.02

<0.02

Qualified

Iron Salt (Fe, %)

AJI97

≤0.001

<0.001

Qualified

Heavy Metals (as Pb, mg/kg)

Chinese Pharmacopoeia

≤10

<10

Qualified

Total Arsenic (As, mg/kg)

GB5009.11

≤3

<3

Qualified

Arsenic Salt (as As₂O₃, %)

Chinese Pharmacopoeia

≤0.0001

<0.0001

Qualified

Total Plate Count (CFU/g)

GB4789.2

≤1000

<1000

Qualified

Coliforms (MPN/g)

GB4789.3

≤3

<3

Qualified

Mould & Yeast (CFU/g)

GB4789.15

≤100

<100

Qualified

Salmonella

GB4789.4

Negative (Not detectable)

Negative

Qualified

 

Functions and Application

 

For plants, proline (Pro) is one of the components of plant protein and can be widely present in the plant body in a free state. On the one hand, it can regulate the osmotic balance in the plant cytoplasm, and on the other hand, it plays an important role in stabilizing the structure of biological macromolecules, reducing cell acidity, removing ammonia toxicity, and regulating cell redox as an energy reservoir.

 

Proline PowderFor humans, proline can promote protein synthesis, relieve symptoms such as malnutrition and protein deficiency, and improve gastrointestinal function. At the same time, proline and lysine are both required for the production of hydroxyproline and hydroxylysine, and these two amino acids are the basis for building collagen. Therefore, people often use proline in the production of amino acid drugs, such as amino acid injections, compound amino acid infusions, and nutritional supplements. In addition, in industry, proline can participate in inducing asymmetric reactions and can be used as a catalyst for hydrogenation, polymerization, water-mediated reactions, etc. When it is used as a catalyst for such reactions, it has the characteristics of strong activity and good stereospecificity.

 

Applications

Dietary Supplements

Widely used in the formulation of supplements and nutritional products.

Functional Foods

Suitable for fortified foods, protein-based nutritional products, and functional health foods.

Personal Care

Can be used as a cosmetic ingredient in skincare and personal care product formulations.

 

Application in other fields

1. Proline and its derivatives are usually used as symmetry catalysts in organic reactions. The reduction of CBS and the aldol condensation reaction catalyzed by proline are prominent examples.
2. During brewing, protein is rich in proline combined with polyphenols, which can produce haze (turbidity).
3. Synthetic raw materials for cholesteryl ester inhibitors.
4. Flavoring agent, when heated with sugar, an amino-hydrogen group reaction occurs, which can produce substances with special fragrance.

 

Proline Powder

 

Source

Naturally occurring L-proline is found in substances such as gelatin, casein, and gluten, and is particularly abundant in collagen. As a constituent of plant proteins, it also exists widely in a free state within plant tissues.

Solubility

L-Proline is readily soluble in water and ethanol, and soluble in highly polar organic solvents and inorganic acids; however, it is insoluble in diethyl ether, butanol, and isopropanol.

Content Determination

In weakly acidic solutions, L-proline reacts with ninhydrin to form a bright yellow compound-with maximum light absorption at 440 nm-rather than releasing ammonia to produce a purple substance. This characteristic allows for the determination of L-proline content.

 

contact us

 

YTBIO mainly supplies Proline Powder etc. The company was established in 2014 and has many years of R&D and production experience. You are welcome to contact us via online consultation or email; we will provide you with professional services and customized solutions.

 

Telephone:+8617782577059
Email:sales@sxytbio.com

 

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