Propyl Gallate is a widely used oil-soluble antioxidant with the following properties and applications:

Chemical properties:

White to light brown crystalline powder or micro-milky white acicular crystals.
Odorless, slightly bitter, tasteless in aqueous solution.
Insoluble in water, soluble in hot water, ethanol, propylene glycol.
It is hygroscopic, and light can promote its decomposition.
It is unstable to light, poor resistance to high temperature, and color reaction occurs when copper, iron and other metal ions.

The application of Propyl Gallate in the food industry.

Edible fats:
Widely used in edible fats and oily foods to prevent the oxidation of fats and oils, extend their shelf life, and maintain the color, flavor and nutritional value of foods.

Fried food:
The use in fried food can prevent rapid oxidation of food due to high temperature.

Dried Fish Products:
For dried fish products, PG helps preserve their flavor and nutritional value and prevents spoilage due to oxidation.

Canned food:
The use in canned food can prevent the oxidation of food during long-term storage.

Cookies and other baked goods:
The antioxidant properties of Propyl Gallate also make it suitable for cookies and other baked goods, helping to maintain the freshness and taste of the food.

The application of Propyl Gallate in the cosmetics industry.

Antioxidant protection:
Cosmetics often contain a variety of easily oxidized ingredients, such as unsaturated fatty acids and vitamins. PG can effectively protect these active ingredients from oxidative damage, maintain the stability of cosmetics and extend their shelf life.

Extend shelf life:
Propyl Gallate can help prevent deterioration of cosmetic ingredients due to oxidation, thereby extending the life of the product and ensuring that the product maintains its efficacy and quality over its lifetime.

Antibacterial action:
Propyl Gallate has certain antibacterial properties. It can help reduce the breeding of microorganisms in cosmetics, improve the safety of products, and prevent infection or deterioration.

Color and texture maintenance:
By preventing the oxidation of fats and oils in cosmetics, Propyl Gallate helps maintain the color and texture of the product and avoids discoloration or taste.

The application of Propyl Gallate in medicine industry.

Antioxidants:
Widely used to prevent rancidity of oils and fats, and it can be added to various pharmaceutical preparations to improve the stability of drugs. In addition, Propyl Gallate can also prevent the formation of peroxide in the ether, as well as prevent the oxidation of trimaldehydes.

Antibacterial agent:
Studies have shown that PG has antibacterial properties and can be used as an antibacterial agent. This property makes it potentially useful in the field of medicine to prevent or reduce microbial growth in pharmaceutical preparations.