FAQ – Sodium Erythorbate (Sodium Isoascorbate)

1. What is Sodium Erythorbate?

Sodium Erythorbate, also called Sodium Isoascorbate, E316, is a food-grade antioxidant widely used to prevent food oxidation, discoloration and rancidity. It is commonly applied in meat, seafood, beverages and canned foods.

2. Is Sodium Erythorbate the same as Vitamin C?

No. It is an isomer of ascorbic acid (Vitamin C). It has similar antioxidant capacity but almost no vitamin C activity. It focuses on color retention and anti-oxidation in food processing.

3. What is the main function of Sodium Erythorbate in meat products?

It helps stabilize the red color of cured meat, speeds up curing reaction, inhibits oxidation and extends the shelf life of ham, sausage and bacon.

4. Is Sodium Erythorbate safe for food use?

Yes. It is an approved food additive E316, compliant with FCC, GB, Halal and Kosher standards when used within regulated dosage.

5. What is the CAS number of Sodium Erythorbate?

CAS No. 6381-77-7.

6. Can Sodium Erythorbate be used in fruit juice and wine?

Yes. It works as an antioxidant to avoid browning and flavor deterioration in fruit juice, wine and other drinks.

7. What is your packaging for Sodium Erythorbate?

Standard packing is 25kg kraft paper bag or fiber drum with inner PE bag. Custom packaging is acceptable.

8. Do you provide free samples of Sodium Erythorbate?

Yes, free samples are available for quality test, buyers only need to cover the freight cost.

9. What is the difference between Sodium Erythorbate and Erythorbic Acid?

Sodium Erythorbate is the sodium salt of Erythorbic Acid. It has better water solubility and more stable performance, which is more popular in food factories.

10. What documents can you supply for customs clearance?

We can provide COA, MSDS, commercial invoice, packing list, Halal, Kosher and other certificates as required.