Sodium erythorbate is primarily used as a food additive and preservative. Its applications include:
1. **Antioxidant**: It helps prevent the oxidation of fats and oils, which can lead to rancidity and spoilage in food products.
2. **Preservative**: It is used to preserve the color and flavor of various foods, especially in processed meats and poultry, by inhibiting the formation of nitrosamines when combined with nitrites.
3. **Beverages**: It is often added to fruit juices and soft drinks to maintain color and freshness.
4. **Food Processing**: In addition to meat and beverages, it can be used in a variety of processed foods to enhance shelf life and stability.
5. **Pharmaceuticals**: Sodium erythorbate may also be used in some pharmaceutical formulations as an antioxidant.
Overall, its primary role is to enhance food quality and safety by preventing spoilage and preserving sensory attributes.
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