What to Check on a Damaged Can Before You Buy It
When you see a damaged can on a store shelf, check the container before the price. You do not need to buy a questionable package simply because the food inside would fit tonight's recipe.
In this guide
- Inspect the package before deciding whether it is a bargain
- Locate the seams before looking at the dent
- Use a short inspection sequence
- Separate price from condition
- Know what a label can and cannot tell you
- Apply the same idea to jars, cartons, and pouches
- Check a grocery delivery before putting it away
- Make a replacement fit the original recipe
- Keep the check practical and repeatable
Inspect the package before deciding whether it is a bargain
When you see a damaged can on a store shelf, check the container before the price. You do not need to buy a questionable package simply because the food inside would fit tonight's recipe.
The FDA's advice for surplus and bargain foods says to avoid swollen cans, cans damaged along seams, leaking packages, seam rust, and packages that appear repaired or resealed. Those are shopping checks you can use wherever you buy canned food.
This is a decision about selecting an intact product, not a way to diagnose the contents of a damaged can at home. If the package raises a safety question, leave it and choose a suitable intact alternative.
The store setting does not change the basic question. A discount shelf, a regular aisle, and a delivery bag all need the same attention to package condition.
Locate the seams before looking at the dent
Turn an intact-looking can enough to see its top, bottom, and side. You are looking at the package structure, including the places where sections meet, rather than judging only the smooth middle panel.
A paper label can conceal part of a side seam, so do not assume a can is acceptable simply because the front looks normal. If you cannot assess a damaged area without peeling or altering store merchandise, choose another can instead.
Notice whether damage reaches a rim, seam, or closure area. FDA specifically identifies seam dents as a reason not to buy the can, because damage may allow bacteria to enter.
You do not need to press on a bulging lid or attempt to straighten a dent. The useful action in the store is selection, not repair or testing.

Use a short inspection sequence
First, look for swelling, bulging, or leaking. If you see any of those signs, do not put the can into your cart or open it to investigate.
Next, check the seams and rims for damage or rust. A dramatic front-panel dent is easy to notice, but a less obvious problem near a seam still deserves attention.
Then check whether the package appears intact and original. FDA advises against food sold in a package that seems resealed or repaired, so a patch or improvised closure is not a reassurance.
Finally, make sure the product can be identified from readable information. Knowing what you are buying is essential for ingredients, directions, package amount, and any later product question.
That sequence is deliberately brief enough to use during ordinary shopping. It does not require you to classify every possible dent or perform an expert examination in the aisle.
Separate price from condition
A reduced sticker explains the selling price, not the safety of the package. Read the condition before you decide whether the deal fits your budget.
If several cans have the same discount, inspect the one you intend to take rather than assuming all units share the same condition. Damage and labels belong to individual packages, even when the shelf sign groups them together.
Do not let a recipe deadline make a questionable can feel necessary. An intact package of the right ingredient, a suitable recipe change, or a different meal is a more useful option than guessing about damage.
A store employee may help you find another unit or explain a return process. They cannot make visible package damage irrelevant merely by offering another price reduction.
Illustration: swipe left or right, or focus the diagram and use the arrow keys, to see every label.
Know what a label can and cannot tell you
The label tells you product identity and instructions when it is readable and belongs to the original package. It does not reveal whether damage has compromised the container.
A printed date is another piece of information, but it is not a repair for a leaking or bulging can. Keep date interpretation separate from the physical package check.
If a label is missing or badly torn, you may not be able to confirm the ingredients or exact product. Do not rely on the shape of the can or a shelf tag to answer a household requirement.
Likewise, a familiar brand image does not establish that the unit is the tomato form or bean product you intended to buy. Condition and identity are both necessary checks before price becomes useful.
Apply the same idea to jars, cartons, and pouches
This article focuses on cans, but FDA also advises against sealed packages that are torn, punctured, leaking, or coming apart at the seams. A different container material does not remove the need for an intact original package.
For a carton, inspect the corners and closure area without opening it. For a pouch, look for visible tears, leakage, or a compromised seam rather than assuming flexible packaging cannot be damaged.
For a jar, use the exact product's closure and seal information. Do not open a jar in the store to see whether it seems acceptable.
These are selection steps, not directions to reprocess or salvage a suspect product. If you are uncertain about a damaged food package, choose an intact alternative and use official guidance for any further question.
Check a grocery delivery before putting it away
Unpack delivered cans where you can see the package surfaces. Inspect them before the delivery bag disappears and similar items are mixed into the pantry.
If a unit is damaged, keep it separate from the food you plan to use and follow the retailer's reporting or return process. A clear photograph can document the condition without requiring you to open the can.
Keep the order identity and package information available for that report. Describe what is visible, such as a leaking seam or bulging end, rather than making an unsupported diagnosis of the contents.
Do not treat an order marked delivered as proof that every unit arrived in usable condition. The physical package still needs the same inspection you would give it in the aisle.
Make a replacement fit the original recipe
When you put back a damaged can, choose an intact replacement with the same relevant form and amount. Replacing crushed tomatoes with paste creates a separate recipe issue even if the new package is perfect.
Read the new unit's ingredients and count rather than assuming the nearest can is identical. This is especially useful when plain, seasoned, no-salt-added, and multipack versions share a shelf.
If the right product is unavailable, decide whether you have a supported recipe alternative. A suitable different meal can be easier than improvising around both a package problem and the wrong ingredient.
For a household shopping list, write the necessary form and amount clearly. That lets another shopper find an intact suitable replacement without relying on a remembered can design.
Keep the check practical and repeatable
You do not need a complicated scoring system for canned goods. Give the actual unit a short condition check, confirm its identity, and choose another package when visible damage raises a question.
Keep the FDA shopping guidance available if you want the agency's specific list. It provides the relevant warning signs without asking you to taste or experimentally open suspect food.
Do not use normal-looking contents, a familiar smell, or a future printed date as a guarantee that a damaged package is safe. The point of inspecting before purchase is to avoid creating that uncertain situation at home.
An intact, correctly identified can supports the meal you planned. Let that be the requirement before you compare the deal, rather than letting a discount decide what package condition you will accept.
Sources & product information
Relevant pages checked October 28–29, 2026. Product information is the maker’s or retailer’s description; the practical examples and choices are Shelf Savvy editorial guidance.