Polyglutamic Acid is a naturally occurring biopolymer having exceptional water-retention properties, making it a powerful humectant. It forms a breathable film on the skin, enhancing moisture retention and promoting a smoother, more supple complexion. Additionally, it has antioxidant properties, protecting the skin from environmental stressors. Polyglutamic Acid appears as a colorless to pale yellow powder and is water-soluble. It boasts a unique structure composed of multiple glutamic acid units linked together through peptide bonds. The chemical formula of Polyglutamic Acid is (C5H7NO3)n.
CAS Number: 25513-46-6Chem/IUPAC Name: Polymer of glutamic acidEINECS/ELINCS No: 25513-46-6COSING REF No: 58365What is POLYGLUTAMIC ACID used for?
Polyglutamic Acid finds versatile applications in cosmetics and skincare due to its remarkable hydrating properties. Acting as a potent humectant, this ingredient attracts and retains moisture, promoting optimal hydration levels in the skin. It forms a breathable film, enhancing the skin's natural barrier function and preventing moisture loss. Polyglutamic Acid's lightweight texture and non-greasy feel make it suitable for various formulations, including moisturizers, serums, and masks. Additionally, it has antioxidant properties that help protect the skin from environmental damage, contributing to a more youthful and radiant complexion.
Origin
Polyglutamic Acid is produced through a fermentation process using microorganisms such as Bacillus subtilis. Glutamic acid, an amino acid, serves as the precursor. The microorganisms metabolize the glutamic acid, polymerizing it through peptide bond formation, resulting in Polyglutamic Acid. The fermentation broth undergoes purification steps to isolate and refine the final product.
What does POLYGLUTAMIC ACID do in a formulation?
ANTIOXIDANT|
HUMECTANT|
MOISTURISING|
SKIN CONDITIONING|
SMOOTHINGSafety Profile
Polyglutamic Acid is generally well-tolerated and safe for use. However, excessive use or sensitivity may cause mild irritation, such as redness or itching, particularly in individuals with sensitive skin. As with any ingredient, it is advisable to perform a patch test before widespread use.
POLYGLUTAMIC ACID alternatives
POLYGLUTAMIC ACID technical profile
| Property | Values |
| pH | 4-6 |
| Solubility | Soluble in water |
| Viscosity | High |