Is custard low FODMAP?
High FODMAP, usually limited
Custard is high FODMAP and is usually limited during the elimination phase.
High FODMAPLast reviewed October 24, 2026
Custard on a low FODMAP diet
- Leave custard out during the elimination phase, which usually lasts two to six weeks.
- Look for a low FODMAP alternative in the same food group, or check one in our FODMAP checker.
- High FODMAP doesn't mean forever: during reintroduction, many people find they tolerate some high FODMAP foods in smaller amounts.
Which FODMAPs are in custard
Lactose: Lactose is the natural sugar in milk. People who make less of the enzyme lactase absorb it poorly, so it can draw water into the bowel and be fermented. Read more about lactose and low FODMAP cheese.
More from sweets & desserts
Low FODMAP
Moderate FODMAPCommon questions
Is custard low FODMAP?
Custard is high FODMAP and is usually limited during the elimination phase. It contains lactose.
Which FODMAPs are in custard?
Custard contains lactose. Lactose is the natural sugar in milk. People who make less of the enzyme lactase absorb it poorly, so it can draw water into the bowel and be fermented.
Can I have custard during the low FODMAP elimination phase?
It's usually best left out during elimination and tested later, during reintroduction.
How do I test custard during reintroduction?
Custard belongs with the lactose group, which is often tested with milk or yogurt. Test one group at a time, starting small and increasing over a few days, and note how you feel.
Custard in our guides
Category
Sweets & Desserts · Dessert
FODMAP levels in the Stummy database are based on published FODMAP research and describe typical servings. Your own tolerance can differ. Looking for something else? Check any food in the FODMAP checker or browse the full food list.
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