Buffalo mozzarella

Good news: buffalo mozzarella is one of the lower-histamine cheeses. It's a fresh cheese made and eaten young, so the bacteria that turn cheese proteins into histamine haven't had weeks or months to do their work the way they do in aged, hard, or blue cheeses.

Why buffalo mozzarella is rated low

Histamine in cheese mostly builds up during aging and long ripening, when bacteria have time to break down the milk proteins and produce histamine. Buffalo mozzarella is the opposite of an aged cheese: it's curdled, stretched, shaped, and packed in its own liquid within a day or two, then meant to be eaten fresh. That short life is exactly why it tends to sit low, while a wedge of parmesan or a blue cheese that's been aging for months sits high.

What changes your risk

• Freshness and eat-by date — the closer to the make date, the better. As it sits in the fridge past its date, bacteria have more time to work, so buy it fresh and eat it within a few days of opening.
• The packing liquid — mozzarella comes in brine or whey. Once opened, that liquid is a warm-and-wet spot for bacteria over time, so use it up rather than letting an opened tub linger.
• Temperature and storage — keep it cold and sealed. Cheese left out on a counter or in a warm car gives bacteria a chance to raise histamine, so don't let it sit at room temperature for long.
• Mold or off smell — if a piece grows mold, gets slimy, or smells sour and sharp, discard the whole thing. This is a soft, high-moisture cheese, so you cannot safely cut around a bad spot.
• Avoid smoked versions — smoked mozzarella and other flavored, longer-handled versions involve extra processing and holding time, so plain fresh buffalo mozzarella is the safer pick.

What else is safe

If you tolerate buffalo mozzarella, other genuinely fresh cheeses tend to be friendly too: cow's-milk fresh mozzarella, fresh ricotta, and mild fresh cheeses eaten young. The ones to keep well away from are the aged and ripened cheeses that look tempting on the same board: parmesan, cheddar, gouda, gruyere, any blue cheese, brie and camembert, and anything labeled aged, matured, or cured. Those sit high specifically because of the long ripening buffalo mozzarella skips.

How to enjoy it

Buy it as fresh as you can, ideally with a make or use-by date that's still days away, and pick plain buffalo mozzarella rather than smoked or marinated types. Keep it refrigerated in its liquid, and once you open the tub, plan to finish it within a couple of days. Eat it cold or gently warmed on a fresh dish. Cooking it into a hot pizza or bake is fine, but remember heat kills bacteria without removing histamine that already formed, so freshness before cooking still matters most.

Common questions

Is buffalo mozzarella lower in histamine than regular cow's-milk mozzarella?

Both are fresh cheeses eaten young, so both tend to sit low. The animal it comes from matters far less than how fresh the cheese is and how well it's been stored.

Can I eat mozzarella on pizza if I have histamine intolerance?

Fresh mozzarella is generally one of the better cheese choices for pizza. The bigger question is the rest of the pizza, since tomato is a common histamine liberator that bothers many people.

How long does opened buffalo mozzarella stay low in histamine?

There's no exact number, but the fresher the better. Use opened mozzarella within a couple of days and toss it if it turns sour, slimy, or moldy.

Is smoked mozzarella okay?

It's a less safe bet than plain fresh mozzarella. The extra processing and handling can raise histamine, so stick with the plain fresh version.