How Long Lime Juice Lasts in the Refrigerator and How to Store It Properly

Lime juice lasts three to four months in the refrigerator if it's bottled and unopened, or four to eight weeks once you open it

The shelf life depends on whether you're storing fresh-squeezed juice or bottled juice from the store. Fresh lime juice you squeeze yourself keeps for about three to four days in the refrigerator before the flavor fades and it starts to oxidize. Bottled lime juice—the kind sold in plastic bottles or glass bottles at the grocery store—lasts much longer because it contains preservatives. An unopened bottle stays good for three to four months in the refrigerator, and once opened, it will keep for four to eight weeks if you cap it tightly between uses.

The reason for the difference is straightforward: fresh juice has no preservatives, so the natural acids and oils break down quickly once the fruit is cut. Bottled juice contains citric acid or sodium benzoate, which slow that breakdown. Temperature matters too. Keep your lime juice in the coldest part of your refrigerator—usually the back of a shelf or the bottom drawer—not on the door, where temperature fluctuates every time you open it.

Key Takeaways

• Fresh-squeezed lime juice keeps for three to four days in the refrigerator before oxidizing and losing flavor.
• Bottled lime juice from the store lasts three to four months unopened and four to eight weeks after opening.
• Store lime juice in the coldest part of your refrigerator, not on the door where temperature swings are largest.
• Freezing lime juice in ice cube trays extends its life to three to four months and makes portioning easy for cooking.
• Signs that lime juice has gone bad include cloudiness, mold, or a sour smell stronger than normal lime acid.

Why fresh lime juice spoils faster than bottled

When you cut a lime and squeeze the juice, you expose the natural compounds inside to air and bacteria. The juice contains citric acid, which gives it tang, but also sugars and oils that oxidize—meaning they react with oxygen—and break down over time. This process happens faster at room temperature, which is why refrigeration slows it down but doesn't stop it entirely. After three or four days, the juice will taste flat and slightly off, even if it looks fine.

Bottled lime juice sold in stores is pasteurized, meaning it's been heated to kill bacteria, and it contains added preservatives. These preservatives—usually citric acid or sodium benzoate—prevent the breakdown that happens naturally in fresh juice. That's why a sealed bottle can sit in your refrigerator for months without spoiling. The trade-off is that bottled juice tastes sharper and less complex than fresh, because some of the delicate flavor compounds are lost during processing.

How to store lime juice so it lasts as long as possible

For fresh-squeezed juice, pour it into a clean glass jar or bottle with a tight-fitting lid as soon as you squeeze it. Glass is better than plastic because it doesn't absorb odors or flavors over time. Fill the container all the way to the top if you can—the less air space, the slower oxidation happens. Seal it immediately and place it on a shelf toward the back of your refrigerator, where the temperature stays most consistent.

For bottled juice, keep the cap on tight between uses. If the bottle has a pour spout, wipe it clean before capping so juice doesn't dry on the threads and attract bacteria. Store it the same way—back of the refrigerator, not the door. If you notice the bottle is leaking or the seal is broken when you buy it, don't use it; return it to the store.

One practical strategy is to freeze fresh lime juice in ice cube trays. Squeeze the juice into the trays, freeze until solid (usually overnight), then pop the cubes into a freezer bag and label it with the date. Each cube is roughly one tablespoon of juice. Frozen lime juice keeps for three to four months and thaws quickly when you need it for cooking, cocktails, or marinades. This method works especially well if you buy limes in bulk or have a tree and want to preserve the harvest.

Signs that lime juice has gone bad

The most obvious sign is cloudiness or visible particles floating in the juice. Fresh lime juice may develop a slight haze over a few days, but if it looks murky or has sediment at the bottom, it's past its prime. Mold is another clear indicator—if you see any fuzzy growth or discoloration on the surface, throw it out immediately.

Smell is often the best test. Lime juice has a sharp, acidic smell that's pleasant and fresh. If it smells sour in a way that's unpleasant or vinegary—stronger than the normal tartness—the juice has fermented and should be discarded. Taste is the final check, but only if the other signs aren't obvious. A tiny sip of juice that smells off will taste noticeably sour or flat, and that's your signal to empty the bottle.

Storing whole limes versus lime juice

If you're not ready to squeeze your limes, storing the whole fruit is often the better choice. Whole limes keep for two to four weeks in the refrigerator's crisper drawer, where humidity is higher and the fruit stays firm. They last longer than juice because the skin protects the inside from oxidation and bacteria. Squeeze them only when you need the juice, and you'll get fresher flavor and longer overall storage.

However, if you have a lot of limes ripening at once or you know you won't use them before they start to soften, juicing and freezing them is the smarter move. You'll preserve the juice at its peak rather than watching the whole fruit deteriorate. Frozen juice also takes up less space than whole limes and is ready to use without the step of cutting and squeezing.

Lime juice in different storage containers

Glass jars with tight lids are the gold standard for storing fresh lime juice. Glass doesn't react with the acid in the juice, doesn't absorb flavors, and lets you see what's inside without opening it. Mason jars work well, as do old jam jars or any glass container with a screw-top lid.

Plastic bottles are acceptable for bottled juice from the store, since that juice is already processed and stable. However, avoid storing fresh-squeezed juice in plastic for long periods. Plastic can absorb the acidic juice and develop stains or odors that linger even after washing. If you must use plastic temporarily—say, to transport juice from one place to another—transfer it to glass as soon as you get home.

Freezer bags work well for frozen juice cubes, but label them clearly with the date. Unlabeled bags of frozen liquid can be hard to identify weeks later. Alternatively, freeze juice in an ice cube tray, then transfer the cubes to a labeled freezer bag once they're solid. This method saves space and makes it easy to grab exactly the amount you need.

Using lime juice after the peak freshness window

Lime juice that's a week or two old but still sealed and refrigerated can often be used for cooking, baking, or making marinades, even if it's past the ideal drinking window. The flavor will be duller, but the acidity is still there and will work in recipes. Taste it first to be sure it doesn't smell off or taste fermented.

Juice that's clearly past its prime—cloudy, moldy, or smelling strongly sour—should be thrown out. It's not worth the risk of foodborne illness, and the flavor will be unpleasant anyway. When in doubt, discard it. Fresh limes are inexpensive and available year-round in most places, so replacing a questionable bottle of juice is a small cost.

Frequently Asked Questions

Can I leave lime juice on the counter instead of the refrigerator?

Fresh lime juice will only last a few hours at room temperature before it starts to oxidize and lose flavor. Bottled juice from the store is shelf-stable before opening—you can keep it in a pantry or cabinet—but once opened, it must go in the refrigerator. Always refrigerate fresh-squeezed juice immediately after squeezing.

Does bottled lime juice go bad if it's not refrigerated after opening?

Bottled lime juice will spoil faster if left at room temperature after opening, though it won't go bad as quickly as fresh juice. For the longest shelf life and best flavor, refrigerate it after opening. If you've left an opened bottle on the counter for more than a day or two, check it for cloudiness or off smells before using.

Can I freeze lime juice in regular ice cube trays and keep it frozen indefinitely?

Frozen lime juice keeps for three to four months in a standard freezer at zero degrees Fahrenheit. After that, it may develop freezer burn or lose flavor, though it's still safe to use. For longer storage, transfer frozen cubes to an airtight freezer bag and remove as much air as possible before sealing.

What's the difference between bottled lime juice and fresh lime juice for cooking?

Fresh lime juice has a brighter, more complex flavor and is better for drinks, dressings, and dishes where the lime taste is the star. Bottled juice is sharper and more one-dimensional but works fine in marinades, baking, and cooked dishes where the lime flavor blends with other ingredients. For best results, use fresh juice when you can and bottled juice when convenience matters more than flavor.

Is it safe to use lime juice that's been in the freezer for six months?

Frozen lime juice is safe to use beyond four months, but the flavor and quality decline. It may taste flat or develop off-flavors from freezer burn. If it smells normal when thawed and you're using it in a cooked dish or marinade, it's fine to use. For fresh applications like drinks or dressings, use frozen juice within three to four months for the best taste.