Does Honey Go Bad?

Pure honey essentially does not go bad. Stored sealed in a cool, dry cupboard, it can keep for years and stays safe to eat almost indefinitely. Honey resists spoilage because it is very low in moisture, naturally acidic, and produces small amounts of hydrogen peroxide, conditions in which bacteria and mold cannot easily grow. Over time honey may crystallize, turning thick, grainy, or cloudy, but that is a natural change and not a sign that it has spoiled. The main ways honey can actually be ruined are by trapping moisture (which can let it ferment) or by contamination from a dirty utensil, so keep it sealed and use a clean, dry spoon.

Why honey lasts so long

Three things keep honey stable. First, it is a concentrated sugar with very little water, and that lack of moisture leaves microbes nothing to grow in. Second, it is mildly acidic, which further discourages bacteria. Third, an enzyme the bees add slowly releases tiny amounts of hydrogen peroxide. Together these create a setting that is hostile to spoilage organisms, which is why sealed jars of honey have famously been found edible after very long storage.

Crystallized honey is not spoiled

If your honey turns cloudy, thick, or grainy, it has crystallized, which is a normal physical change as natural glucose comes out of solution. Raw and unfiltered honey often crystallizes faster because it keeps more pollen and natural particles for crystals to form on. Crystallized honey is perfectly fine to eat. To return it to a smooth pour, stand the jar in a bowl of warm (not boiling) water and stir gently until the crystals dissolve. Avoid the microwave when possible, since overheating can dull the flavor and the beneficial enzymes.

When honey actually has a problem

Honey can be spoiled if water gets into it, for example from a wet spoon or a loose lid in a humid kitchen. Extra moisture can let natural yeasts ferment the honey, giving it a sour smell, a fizzy look, or an alcoholic taste; honey in that state is best discarded. Mold is rare in honey but can appear if it has been heavily diluted or contaminated. As long as your honey smells clean and sweet and has only crystallized, it is good to use.

How to store honey

Keep honey in a sealed jar at room temperature, away from heat and direct sun. Do not refrigerate it, since cold speeds up crystallization. Always dip in a clean, dry spoon, and wipe the rim before closing the lid so the jar seals well. Glass jars are ideal for long storage. Stored this way, a jar will outlast almost anything else in your pantry.

A raw honey to keep in the pantry

Honey, Raw

Unheated, unfiltered honey; expect natural crystallizing over time.

Browse more in the Honey collection.

Frequently asked questions

Does honey expire?

Pure honey does not truly expire. A best-by date on the jar refers to peak flavor and texture, not safety. Sealed and stored cool and dry, honey stays good for years.

Is crystallized honey still good?

Yes. Crystallization is a natural change, not spoilage. Warm the jar gently in a bowl of warm water and stir to return it to a smooth, pourable state.

Should I refrigerate honey?

No. Refrigeration speeds up crystallization. Keep honey sealed at room temperature, away from heat and sunlight.

Can honey ferment or go off?

It can if water gets in, for example from a wet spoon. Fermenting honey smells sour, looks fizzy, or tastes alcoholic, and is best thrown out. Using a clean dry spoon and a tight lid prevents this.

Is it safe to give honey to babies?

No. Honey should not be given to infants under 12 months because of the risk of infant botulism. It is fine for older children and adults. For specific concerns, talk with a healthcare professional.