Erythorbic Acid

Other Names: D-Araboascorbic Acid, Erythorbate, Isoascorbic Acid
CAS NO.: 89-65-6
Molecular Formula: C6H8O6
Formula Weight: 176.124
Appearance: White Crystalline Powder
Density: 0.704 g/cm3
Purity: 98%

Function
1. Prevention of Oxidation: Erythorbic acid helps prevent oxidative degradation in food products. This is crucial for maintaining the quality and shelf life of foods.
2. Protection Against Free Radicals: It scavenges free radicals, reducing oxidative stress in cells.
3. Food Preservation: It acts as a preservative, inhibiting the growth of microorganisms and preventing spoilage, which helps maintain flavor, color, and nutritional value.
4. Color Stabilization: Erythorbic acid helps stabilize the color of certain foods, particularly meats and processed products, by preventing color changes due to oxidation.
5. Flavor Enhancement: By preventing oxidation, erythorbic acid helps retain the natural flavors of food, which can enhance the overall taste experience.

Erythorbic Acid Application In Food Industry
1. Meat Products: Serves as a color-fixing agent to preserve color, inhibit the formation of nitrosamines (such as nitrites), and enhance flavor.
2. Frozen Fish and Shrimp: Preserves color and prevents surface oxidation of the fish, thereby averting the development of rancid odors.
3. Beer and Wine: Added post-fermentation to prevent off-flavors and turbidity, maintain color, aroma, and taste, and inhibit secondary fermentation.
4. Fruit Juices and Sauces: Added during the bottling process to preserve natural Vitamin C content, prevent discoloration, and retain original flavors.
5. Fruit Storage: Applied via spraying—either alone or in combination with citric acid—to preserve color and flavor, thereby extending shelf life.
6. Canned Goods: Added to the canning liquid prior to filling to preserve color, aroma, and taste.
7. Other Applications: Also widely utilized in the preservation, freshness retention, and color stabilization of various other food products, including pastries, dairy items, jams, pickles, and edible oils.

Description About Erythorbic Acid
Erythorbic acid, also known as D-erythorbic acid, is a stereoisomer of ascorbic acid (vitamin C). It is a white, crystalline powder that is often used as a food additive and antioxidant. Erythorbic acid is commonly used as a preservative and antioxidant in food products.
Erythorbic acid is primarily used as an antioxidant in food products to prevent oxidation and maintain the color, flavor, and quality of food items.It helps inhibit the formation of undesirable flavors and odors that can result from food deterioration caused by exposure to air or light.
In addition to its antioxidant properties, erythorbic acid can also act as a preservative by extending the shelf life of various food products.
It is commonly used in processed meats, canned fruits and vegetables, beverages, and bakery products to help maintain freshness and prevent spoilage.
Erythorbic acid is sometimes used as a substitute for ascorbic acid (vitamin C) in food processing due to its similar antioxidant properties.While it does not provide the same nutritional benefits as vitamin C, it serves a similar function in food preservation.
Erythorbic acid can help stabilize the color of certain food products, particularly in the case of fruits and vegetables that are prone to browning or discoloration when exposed to oxygen.