Yes, E315 in a typical serving size contains low levels of FODMAP.
Best Low FODMAP alternatives to E315 for your diet
You can also substitute E315 with lime juice, lemon juice and apple cider vinegar. These alternatives work well in most recipes and are easier on your stomach if you’re following a low FODMAP diet
Is e315 good for people with IBS?
Yes, E315 is ok for IBS when consumed in appropriate serving sizes. It is considered low FODMAP and generally well-tolerated. For those managing IBS or SIBO during the elimination phase, it’s generally safe to include this ingredient in your meals within recommended portions. However, it’s important to avoid overconsumption, as larger servings may exceed Low FODMAP thresholds. Allow adequate time between meals to support digestive processing and maintain symptom relief.
Pro tip: Ingredients under 2% of a product or used for colouring are typically too minimal to trigger FODMAP reactions.
About E315
Erythorbic acid, commonly used as an antioxidant in processed foods to preserve colour and flavour, is a stereoisomer of ascorbic acid and is generally considered safe with no known harmful effects.

