Info About the Longevity of Canned Foods

Last Update: March 13, 2025

This article was written with help from AI and edited by Thrive Market’s talented team of human writers.

Canned foods have long been a staple in households around the world, providing a convenient and reliable source of nourishment. But how long do canned foods actually last? Understanding their longevity can help ensure food safety while minimizing waste.

Shelf Life of Canned Foods

The longevity of canned foods depends on the type of food, storage conditions, and the integrity of the can. In general, most canned foods have a shelf life ranging from 1 to 5 years, while some can last even longer if stored properly.

High-Acid Foods: Canned tomatoes, citrus fruits, and products containing vinegar, such as pickles, typically have a shorter shelf life of up to 18 months. The acids in these foods can gradually break down the can’s lining over time.
Low-Acid Foods: Meats, poultry, fish, and vegetables tend to have a longer shelf life, often lasting 3 to 5 years or more. These foods are less prone to deterioration due to their lower acidity levels.

Factors Affecting Longevity of Canned Foods

Several key factors influence how long canned foods remain safe and palatable:

Storage Conditions: Keeping canned foods in a cool, dry place (ideally between 50°F and 70°F) helps maintain their quality. Exposure to excessive heat or freezing temperatures can degrade the food inside.
Can Integrity: Dented, bulging, rusted, or leaking cans should be discarded immediately, as they may indicate bacterial contamination or compromised seals.
Manufacturing Process: Properly processed canned foods, sealed in airtight conditions, help prevent microbial growth and extend shelf life.

How Long Do Canned Foods Last?

Most canned foods are safe to eat beyond their printed “best by” or “use by” dates if the can remains intact and properly stored. The USDA says that “canned goods will last for years as long as the can itself is in good condition (no rust, dents, or swelling). Packaged foods (cereal, pasta, cookies) will be safe past the ‘best by’ date, although they may eventually become stale or develop an off flavor.” However, signs of spoilage, such as an off smell, unusual texture, or discoloration, indicate that the food should not be consumed.

Storage for Canned Foods

To ensure canned foods last as long as possible:

Store them in a cool, dry pantry away from direct sunlight.
Rotate stock by using older cans first (“first in, first out” method).
Inspect cans regularly for damage or signs of spoilage.

By understanding the longevity of canned foods, consumers can make informed choices, reduce food waste, and maintain a well-stocked pantry with confidence.

20 Best Canned Foods from Thrive Market

Stock your pantry with these must-have favorites from Thrive Market.

Easy Canned Food Recipes

Cooking with canned foods can be a great way to simplify meal times.

Pasta Puttanesca: The perfect vehicle for canned sardines, especially when paired with juicy tomatoes, briny olives, capers, and lots of garlic.
Garlic and Herb Sardines: This appetizer is ready for a party and coats each fillet with melted butter, garlic and lemon.
Roasted Tomato Salsa: When they’re not in season, swap fresh tomatoes for a can of fire roasted tomatoes for this fresh-tasting dip.
Blackened Canned Fish Tacos: Tex-mex flavors like garlic powder and chili powder jazz up canned tuna for Taco Tuesday.
Salmon Burger With Avocado Salsa: This ocean-inspired patty features chunks of salmon and spices like paprika and cumin.
Lemon-Fennel Sardine Salad: Sardines, shaved fennel, and a tangy vinaigrette make it an ideal side dish or even a main course.