Firehouse Subs and Histamine

At Firehouse Subs the low-histamine picks are thin on the ground, sitting with the fries, the mozzarella cheese, and the apple juice rather than anywhere on the sub side. Since it is build-to-order, you can combine those low pieces yourself, though the combination itself has not been rated. The menu skews high overall, with 84 of 96 items rated high and only 3 rated low.

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Low Histamine

Moderate Histamine

High Histamine

Common questions about Firehouse Subs

Are the sub rolls at Firehouse Subs low histamine?

None of the rolls are rated low. The large white sub roll, large wheat sub roll, gluten free hoagie roll, and gluten free ciabatta roll are all rated moderate rather than low.

What are the lowest-histamine items at Firehouse Subs?

Only three items are rated low: apple juice, fries, and mozzarella cheese. Everything else falls into the moderate or high range.

Why do so many subs at Firehouse Subs rate high?

Common ingredients across the menu tend to push items up. Cherry tomato affects 17 items, yeast extract and soy products 14 each, and smoked meats 12, which covers a lot of what goes into the subs.

Can I customize my order at Firehouse Subs?

Firehouse Subs builds to order, so you can combine the low items yourself. The chain does not publish a list of components it will leave off, and any combination you assemble has not been rated as a unit.