Isoascorbic Acid
Learn what Isoascorbic Acid (E315) is, why it's added to food, whether it's safe, and which products contain it.
Generally recognized as safeWhat is Isoascorbic Acid?
Isoascorbic acid (E315), also known as erythorbic acid, is a synthetic antioxidant used to prevent oxidation and spoilage of food. It is derived from ascorbic acid (vitamin C) but does not have the same nutritional benefits. It is commonly used in cured or preserved meat products and in preserved, semi-preserved, refrigerated, or frozen fish products. Its primary role is to enhance color stability and extend the shelf life of these products.
Why is Isoascorbic Acid added to food?
Isoascorbic Acid (E315) is a antioxidant commonly found in: Cured or preserved meat products and in preserved, semi-preserved, refrigerated, or frozen fish products.
Permitted quantity: There is no daily limit for consumption.
Is Isoascorbic Acid banned anywhere?
✓ Not currently banned in the EU or known to be restricted in other countries.
Is Isoascorbic Acid okay for kids?
Not allowed in foods intended for infants and young children.
Common foods that contain Isoascorbic Acid
- Cured or preserved meat products and in preserved
- semi-preserved
- refrigerated
- or frozen fish products
How to spot Isoascorbic Acid on labels
Look for any of these names in the ingredients list:
- E315
- Isoascorbic Acid
- erythorbic acid
Common misspellings to watch for:
- lsoascorbic acid
- erythorbic acid
- erythorbic aeid
- erythorbic dcid
- isoascorbic aeid
- erythorbic acld
- isoascorbic acid
- isoascorbic acld
- isodscorbic acid
- erythorbie acid
- isoa$corbic acid
- isoascorblc acid
- isoascorbic dcid
- i$oascorbic acid
- erythorblc acid
- isoascorbie acid
- isoaseorbic acid
Better alternatives
• Not allowed in foods intended for infants and young children: Due to the potential impact on their delicate health. • Excessive consumption: While there is no daily limit, excessive intake may cause digestive imbalances or other adverse reactions in rare cases.
Also known as
- erythorbic acid
- lsoascorbic acid
- erythorbic acid
- erythorbic aeid
- erythorbic dcid
- isoascorbic aeid
- erythorbic acld
- isoascorbic acid
- isoascorbic acld
- isodscorbic acid
- erythorbie acid
- isoa$corbic acid
- isoascorblc acid
- isoascorbic dcid
- i$oascorbic acid
- erythorblc acid
- isoascorbie acid
- isoaseorbic acid
Scan products with BioBrief
Not sure if a product contains Isoascorbic Acid? BioBrief scans the barcode and instantly shows you every additive in the ingredients list — including E315 — with a plain-language explanation.
Frequently asked questions about Isoascorbic Acid
- Is Isoascorbic Acid safe to eat?
- Isoascorbic Acid has a harm level of 0 out of 3. Generally recognized as safe.
- Is Isoascorbic Acid banned anywhere?
- Isoascorbic Acid is not currently banned in the EU or known to be restricted in other countries.
- Is Isoascorbic Acid safe for children?
- Not allowed in foods intended for infants and young children.
- How do I spot Isoascorbic Acid on a food label?
- Look for E315, Isoascorbic Acid, erythorbic acid in the ingredients list. It may also appear as: lsoascorbic acid, erythorbic acid, erythorbic aeid.
Ingredients change. Always check the actual product label before purchasing. Information on this page is for educational purposes only.