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Proline Amino Acid

Chemical Name: L-Proline
CAS No.: 147-85-3
Purity: 99% or according to customer requirements
Product Categories: Amino Acids;alpha-Amino Acids;Biochemistry;Nutritional Supplements;L-Amino Acids;Food & Feed ADDITIVES;
Test method: HPLC

What is Proline Amino Acid?

One of the twenty amino acids that make up proteins and are utilized in living organisms is proline. Although the IUPAC definition of an imine calls for a double bond between carbon and nitrogen, proline structure amino acid is sometimes referred to as an imino acid. Glutamic acid is used to make proline, a non-essential amino acid. It is necessary for the joints and tendons to function properly, and it is a necessary component of collagen.

Proline amino acid is a protein building block and an amino acid. The body can make proline all alone, however it is additionally consumed in the eating regimen. An ordinary eating routine contains around 5 grams of proline everyday. Protein-rich foods like meat, fish, and dairy are the primary sources. Additionally, proline can be taken as a supplement.

Amino acid proline is used to heal skin, especially for people whose bodies don't make enough proline. It is also used to treat other conditions, but none of these uses are supported by solid scientific evidence.

Proline is used as a stabilizer in medicine to extend the shelf life of some prescription products.

Basic information
Product Name: L-Proline
Synonyms: L-Proline; L-2-Pyrrolidinecarboxylic acid; L-PROLINE, NATURAL; L-PROLINE, SYNTHETIC;L-(-)-PROLINE ((S)-(-)-PROLINE); L-PROLINE  99%; Prolinum; Prolina; (S)-Pyrrolidine-2-carboxylic acid
CAS: 147-85-3
MW: 115.13
EINECS: 205-702-2
Product Categories: Amino Acids;alpha-Amino Acids;Biochemistry;Nutritional Supplements;L-Amino Acids;Food & Feed ADDITIVES;
Chemical Structure


Chemical Properties  
Melting point  228 °C (dec.) (lit.)
alpha  -85.5 º (c=4, H2O)
Boiling point  215.41°C (rough estimate)
density  1.35
refractive index  -85 ° (C=4, H2O)
storage temp.  2-8°C
solubility  H2O: 50 mg/mL
pka 1.95, 10.64(at 25℃)
form  powder
color  White
PH 6.0-7.0 (25℃, 1M in H2O)
optical activity [α]20/D 85.0±1.0°, c = 5% in H2O
Water Solubility  soluble
λmax λ: 260 nm Amax: 0.05
λ: 280 nm Amax: 0.05
Sensitive  Hygroscopic
JECFA Number 1425
Merck  14,7780
BRN  80810
Stability: Stable. Incompatible with strong oxidizing agents.
Usage And Synthesis
Chemical Properties White crystalline powder
L-Proline, an amino acid, is odorless or has a slight, characteristic odor with a slightly sweet taste.
Occurrence Reported found as a component in many proteins; also widely occurring as the free acid in natural products. A major constituent of collagen, the main fibrous protein found in bone, cartilage and other connective tissue.
Uses amino acid, nutrient

Proline Amino Acid Benefits:

One of the most important reasons to take L-proline supplements is to support joint and skin health. It might also aid in the recovery from injuries and muscle growth.

Support for healthy skin

 Proline amino acid is frequently used to promote healthy skin growth. This utilization is regularly joined with fundamental supplements, for example, vitamin B6, L-ascorbic acid and niacin to guarantee a sufficient inventory of the chemicals required for this cycle.

Injury support 

Because it plays a role in the production of connective tissue, proline structure amino acid may also be helpful for skin injuries.

Support for muscle health

 A decrease in proline amino acid levels is frequently observed in athletes who engage in prolonged, strenuous workouts. They may benefit from taking L-proline supplements to maintain muscle mass.

Joint help

Amino acid proline is a forerunner for hydroxyproline, which is utilized to orchestrate collagen. This protein is used to restore cartilage and cushion joints.

Technical Support & Resources

Information provided in the product description is from published literature. Due to the nature of scientific experimentation, your results (e.g., selectivity and effective concentrations) or specific application for this product may differ. If you have questions about how this product fits your application, please contact our technical support staff.

MSDS: MSDS available.

COA: COA can be available if you send us inquiry.

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