The application of Polyglutamic Acid

Polyglutamic acid (PGA) is a biodegradable polymer that has a wide range of applications in various industries. It is composed of repeating units of glutamic acid and is known for its water-soluble, biocompatible, and non-toxic properties. Here are some common applications of polyglutamic acid:

1.Skincare and Cosmetics:

Moisturizers: Polyglutamic acid is used in skincare products for its excellent moisturizing properties. It can hold water more effectively than hyaluronic acid, making it a valuable ingredient in hydrating creams and serums.

Anti-aging Products: Polyglutamic acid can help improve the skin’s elasticity and firmness, reducing the appearance of fine lines and wrinkles.

Sunscreen: It is used in some sunscreens to enhance UV protection and reduce skin damage.

The application of Polyglutamic Acid-Xi'an Lyphar Biotech Co., Ltd

2.Wound Healing:

Polyglutamic acid-based wound dressings are utilized for their moisture-retention capabilities and their ability to accelerate the healing process by maintaining a moist wound environment.

3.Drug Delivery:

Polyglutamic acid can be used as a drug carrier in pharmaceuticals, improving the solubility and bioavailability of certain drugs and ensuring a controlled release over time.


Polyglutamic acid can be used in agriculture to improve water retention in soil, which can enhance plant growth and crop yields.

5.Food Industry:

Polyglutamic acid is sometimes used as a food additive to improve the texture and moisture retention in various products like noodles, meat products, and baked goods.

6.Biodegradable Plastics:

Polyglutamic acid has been explored as a potential component in biodegradable plastics due to its biocompatibility and ability to break down naturally in the environment.

7.Water Treatment:

In water treatment processes, Polyglutamic acid can be used to remove impurities and contaminants from water by acting as a flocculant.

8.Artificial Skin:

Polyglutamic acid-based materials have been used to create artificial skin for burn victims and patients with skin conditions. These materials provide a protective barrier and promote wound healing.

9.Film and Textile Industry:

Polyglutamic acid can be used in the manufacturing of biodegradable films and fibers, which have applications in packaging and textiles.

10.Hygiene Products:

Polyglutamic acid can be used in diapers and feminine hygiene products to improve absorbency and moisture retention.

11.Dental Care:

Some dental products, such as mouthwash and toothpaste, may contain Polyglutamic acid for its ability to reduce bacterial adhesion and plaque formation.

The application of Polyglutamic Acid-Xi'an Lyphar Biotech Co., Ltd

12.Biomedical Applications:

In biomedical research, Polyglutamic acid-based materials can be used for tissue engineering, including scaffolds for cell growth and repair.

It’s important to note that the specific use of polyglutamic acid can vary depending on its form (e.g., as a powder, gel, or solution) and its molecular weight, which can influence its properties and applications. Additionally, ongoing research may uncover new applications for this versatile biopolymer.