How Long Homemade Bone Broth Stays Fresh in Your Refrigerator
Homemade bone broth lasts 3 to 5 days in the refrigerator when stored properly
Bone broth made at home will keep for 3 to 5 days in the refrigerator if you store it in an airtight container and keep your fridge at 40°F or below. The exact timeline depends on how thoroughly you strained it, how clean your containers are, and whether you let it cool completely before refrigerating. Broth that sits at room temperature for more than 2 hours before going into the fridge will spoil faster because bacteria multiply rapidly in that window.
The fat layer that forms on top of cooled broth actually works in your favor—it seals out air and slows bacterial growth, so don't skim it off if you want maximum storage time. If you do remove it for cooking, your broth will last closer to 3 days instead of 5. Freezing is the better option if you want to keep bone broth beyond a week, and frozen broth stays safe for 6 months or longer.
Key Takeaways
- Bone broth stored in an airtight container at 40°F or below lasts 3 to 5 days, with the fat layer left intact extending storage toward the upper end.
- Broth that sits at room temperature for more than 2 hours before refrigerating will spoil faster because bacteria grow rapidly in that window.
- Straining out all solids and bones thoroughly prevents particles from breaking down and introducing bacteria that shorten shelf life.
- Freezing bone broth in ice cube trays or freezer containers keeps it safe for 6 months or longer, making it the best option for long-term storage.
- Signs of spoilage include sour smell, cloudiness that doesn't clear when reheated, or visible mold, and broth showing any of these should be discarded.
Why bone broth spoils faster than store-bought versions
Homemade bone broth has no preservatives, so it depends entirely on cold temperature and airtight storage to stay safe. Store-bought broth often contains salt, citric acid, or other preservatives that extend shelf life to 7 to 10 days or longer. Your homemade version is more vulnerable because nothing is slowing bacterial growth except the cold itself.
The fat layer matters more than you might think. When broth cools, the fat rises and solidifies on top, creating a seal that blocks oxygen and slows the growth of aerobic bacteria. This is why broth with the fat layer intact lasts longer than defatted broth. If you skim off the fat for dietary reasons or because you prefer the texture, plan to use the broth within 3 days rather than 5.
How to cool and store bone broth safely
Cool your broth to room temperature before putting it in the refrigerator—this prevents the temperature inside your fridge from rising and affecting other foods. Let it sit on the counter for 1 to 2 hours after straining, then transfer it to airtight containers. Glass containers with tight-fitting lids work best because they don't absorb odors and you can see the contents at a glance.
Divide broth into smaller containers rather than storing it all in one large pot. A smaller container reaches safe temperature faster and you open it less often, which means fewer bacteria are introduced each time you use some. Leave about an inch of headspace at the top because broth expands slightly as it cools. If you're storing broth with the fat layer on top, don't stir it in—leave it as a protective seal.
Label each container with the date you made the broth. A piece of tape and a marker takes 10 seconds and prevents you from guessing whether broth is 3 days old or 6 days old. Store containers on a shelf rather than the door, where temperature fluctuates more each time you open the fridge.
Freezing bone broth for longer storage
Freezing is the most practical option if you make large batches or want to keep broth on hand for months. Frozen bone broth stays safe for 6 months or longer at 0°F or below. The quality—flavor and mouthfeel—remains good for about 3 months, after which ice crystals may form and the texture becomes slightly grainy when thawed, though it's still safe to eat.
Freeze broth in ice cube trays for convenient portions. Once frozen solid, pop the cubes into a freezer bag and label it with the date. Each cube holds roughly 2 tablespoons, so you can thaw exactly what you need for a recipe without defrosting an entire container. For larger portions, use freezer-safe containers or bags, leaving headspace because broth expands as it freezes.
Thaw frozen broth in the refrigerator overnight or reheat it directly in a pot over medium heat. Do not thaw at room temperature because bacteria can multiply during the thawing process. Once thawed, use the broth within 3 to 5 days, the same as freshly made broth.
Signs that bone broth has spoiled
Discard broth if it smells sour, vinegary, or off in any way. A sour smell means lactic acid bacteria have taken hold, and the broth is no longer safe to eat. This is the most reliable sign of spoilage because your nose detects bacterial byproducts before they reach dangerous levels.
Cloudiness that doesn't disappear when you reheat the broth is another warning sign. Fresh broth may look cloudy when cold because fat solidifies, but it clears as it warms. If it stays cloudy after heating to a simmer, bacteria or mold spores are likely present. Visible mold—white, green, or black spots—means the entire container should be thrown away, not just the moldy portion.
Broth that tastes flat or slightly off should also be discarded, even if it smells normal. Taste is a less reliable indicator than smell because some spoilage bacteria don't produce obvious odors, but if something seems wrong, trust your instinct. The cost of replacing a batch is far less than the risk of foodborne illness.
Factors that shorten bone broth shelf life
Incomplete straining leaves small particles of meat, marrow, or bone in the broth. These particles break down over time and create an environment where bacteria multiply faster. Strain your broth through fine mesh or cheesecloth, and if you want crystal-clear broth, strain it twice—once through regular mesh and once through cheesecloth.
Contamination during storage also matters. If you use a spoon to scoop broth and then put that spoon back in the container without washing it, you introduce bacteria every time. Use a clean spoon each time you remove broth, or pour from the container into a separate bowl. Avoid letting the rim of the container touch the broth itself.
Temperature fluctuations shorten shelf life significantly. Every time you open the fridge, warm air enters and the temperature rises slightly. If your fridge cycles between 40°F and 45°F repeatedly, broth will spoil faster than if it stays consistently at 40°F. Check your fridge temperature with a thermometer and adjust the dial if needed.
Comparing storage methods at a glance
| Storage Method | Duration | Best For | Key Requirement |
|---|---|---|---|
| Refrigerator with fat layer | 5 days | Using broth within a week | Airtight container, 40°F or below |
| Refrigerator without fat layer | 3 days | Defatted broth for specific recipes | Airtight container, 40°F or below |
| Freezer (ice cube trays) | 6 months | Portioning for recipes and soups | Freezer at 0°F or below |
| Freezer (containers) | 6 months | Storing larger batches | Freezer at 0°F or below, headspace left |
| Room temperature | 2 hours maximum | Cooling before refrigeration only | Not a storage method—bacteria multiply rapidly |
Frequently Asked Questions
Can I reheat bone broth and put it back in the fridge to extend shelf life?
Reheating broth to a boil does kill bacteria present at that moment, but it doesn't reset the clock on shelf life. Once broth cools again, new bacteria begin growing from spores that survive heating. Reheating can be done once safely, but repeatedly reheating and cooling the same batch introduces more bacteria each cycle and is not a reliable storage method.
What if my bone broth gels when cold—does that mean it will last longer?
Gelatin content doesn't affect how long broth stays safe. Broth that gels when cold has more collagen from bones and connective tissue, which is desirable for nutrition and mouthfeel, but gelatin itself doesn't preserve the broth. Storage time depends on temperature, airtight containers, and how clean the broth is when you refrigerate it.
Can I store bone broth in the freezer indefinitely?
Frozen broth stays safe to eat indefinitely at 0°F or below, but quality declines after 3 to 6 months. Ice crystals form and the texture becomes grainy when thawed. For best flavor and texture, use frozen broth within 3 months, though broth frozen longer is still safe if your freezer maintains a constant 0°F.
Is it safe to leave bone broth on the counter overnight to cool?
No. Broth should cool to room temperature within 1 to 2 hours, then go directly into the refrigerator. Leaving it on the counter overnight allows bacteria to multiply to unsafe levels. If you forget and broth sits out for more than 2 hours, discard it rather than refrigerating it.
Why does my bone broth smell like fish even though I used only chicken bones?
A fishy or ammonia-like smell indicates spoilage from specific bacteria, not a problem with your ingredients. This smell develops when broth has been stored too long or at too warm a temperature. Discard broth with this odor, and check that your fridge is at 40°F or below for future batches.