Can you put an open can of cat food in the fridge?

Author: Matt Hill Jr.  |  Last update: Thursday, November 20, 2025

Your pet's bowl should be emptied of moist or canned food not eaten by your cat or dog within 4 hours if the ambient temperature is above 50°F. Opened cans should be stored in the fridge, at temperatures between 40-45°F, for a maximum of 5-7 days. Any cat or dog food remaining after that time should be thrown out.

Can you put open cat food cans in the fridge?

Opened cans of wet cat food can typically be stored in the refrigerator for about 5 to 7 days. It's important to cover the can tightly with plastic wrap or transfer the food to an airtight container to maintain freshness.

Is it safe to put open canned food in the fridge?

When closed the only difference is, that there is no (to very little) oxygen. This is actually what causes your products to last longer. And the United States Department of Agriculture states that canned food can be stored in the fridge once opened, so it should be safe to store it in the fridge when closed.

Can I save half-eaten wet cat food?

If split into separate portions and the untouched portion is kept in a sealed container (not left in the can), that's fine. If the food has been half eaten, it should be thrown out.

Is it okay to keep cat food in the fridge?

Yes, once a can of pet food is opened, cover it and stick it in the fridge ... you can buy plastic lids that fit on most pet food cans, or use foil or plastic wrap to keep it from drying out.

How to Store Canned Cat Food

Is it OK to refrigerate dry cat food?

Temperature and Humidity Considerations

Store the dry cat food in a cool, dark place where the temperature stays between 50°F and 80°F. High temperatures can cause fats in the food to become rancid and nutrients to break down. Keep the humidity levels below 60% to prevent mold and bacterial growth.

Can I give my cat refrigerated food?

Most cats will enjoy wet food at room temperature. Your cat may not like cold food, so after refrigerating it, you may want to set it out for about 15 minutes to allow it to come up to room temperature before serving. Your cat may also enjoy a combination of textures, so try mixing her wet and dry cat food.

Can I give my cat half a can of wet food?

For an adult cat, start with ½ of a 5.5 oz. can (Friskies/9 Lives-size can) twice daily and no additional food. This is the starting point and likely will need to be adjusted downward. For little cats, a half of a 3 oz.

How to warm up refrigerated cat food?

When you take it from the fridge use your kettle to heat up some water and pour it in a bowl that fits the food bowl. Place the food bowl (covered of course) in the hot water for 2 minutes or so and voila! perfectly warm and not watered down food.

Should I leave dry food out for my cat overnight?

If you let your cat eat when they choose to, a bowl of dry food left out overnight provides a snack if your cat feels peckish. However, most cats are happy to spend the night without food and wait until their breakfast the following morning.

Is it bad to leave food uncovered in the fridge?

Leaving food uncovered can lead to cross- contamination. Cover food with tight-fitting plastic wrap or aluminum foil. When disease- causing microorganisms are transferred from one food or surface to another, carried by utensils, hands or other foods, cross-contamination has occurred.

How long can canned wet food sit out?

In general, wet cat food shouldn't be left out at room temperature for more than two hours. After this time, harmful bacteria can begin to multiply rapidly, posing a risk to your cat's health if consumed. Additionally, the food may start to lose its freshness and appeal to your feline friend.

Why does canned food go bad after opening?

According to Le, deformations in the cans generate microscopic holes in the can, allowing minute amounts of oxygen to enter. "This creates an environment in which botulinum spores can sporulate, leading to the growth of the bacteria Clostridium botulinum," he adds.

Why can't you put open cans in the fridge?

"Canned foods are typically processed to be sterile. Opening the can breaks this sterile environment, allowing bacteria to enter and proliferate," Pallian adds. This increased exposure to air introduces moisture and microbes, potentially leading to foodborne illness (aka food poisoning).

How many times a day should a cat eat?

Until they are six months old, kittens will usually do best when fed three meals a day. Between the ages of six months and one year, twice daily feeding is generally best. Once the cat becomes an adult, at about one year of age, feeding once or twice a day is appropriate in most cases.

Can cat food be refrigerated after opening?

Your pet's bowl should be emptied of moist or canned food not eaten by your cat or dog within 4 hours if the ambient temperature is above 50°F. Opened cans should be stored in the fridge, at temperatures between 40-45°F, for a maximum of 5-7 days. Any cat or dog food remaining after that time should be thrown out.

Do cats like their food warm or cold?

Warming Up Your Cat's Food

It may come as no surprise, but most cats prefer their food at (what we call) 'mouse temperature'. This temperature preference – between 100-102F) makes sense when you think about the fact that cats are obligate carnivores.

Can cats eat food straight from the fridge?

make sure your cat's bowl is away from any doors and separate from their sleeping and toileting areas. offer different wet and dry foods at different times, and introduce new foods slowly. give wet food at room temperature, instead of straight from the fridge.

Should I feed my cat wet food in the morning or at night?

Morning Energy: Some cats are more active in the morning. If your feline friend is playful and hungry upon waking up, morning wet food might be a good choice. Nighttime Activity: Other cats come alive at night. If your cat tends to be more active and hungry during the evening hours, consider serving wet food at night.

Why is my cat always so hungry?

Your cat may act like they are starving all the time due to boredom, anxiety, or a medical condition, such as hyperthyroidism or diabetes.

How do you save half a can of cat food?

Cover the wet cat food with tin foil and refrigerate. It will last up to 5 days. Or store it in a Tupperware type bowl or Rubbermaid bowl and it will taste better (if that doesn't bug you). I reheat the refrigerated cat food in the microwave for 5 seconds.

How do you keep cat food fresh in the fridge?

To keep your cat's wet food fresh and safe, follow these tips: After opening, store the leftover food in the refrigerator. You can keep leftover wet cat food in the original can and use a plastic airtight can lid, or transfer it to an airtight container. Choose the right size cans.

How many cans of cat food per day?

Amount to start: 6oz (2 small cans) of canned food per day for your average 10lb cat. OR ¼ cup dry and one 3 – 5.5oz (1 small OR medium can) per day. Over time, increase or decrease daily amount to maintain ideal body weight.

What happens if you don't refrigerate wet cat food?

Even if your cat prefers to eat their food in a few sittings, don't be tempted to leave wet food out all day, as this increases the risk of disease-causing bacteria developing. After a maximum of four hours, throw out the old food and wash the bowl properly with soap and water before refilling with fresh food.

Previous article
How much does it cost to clean travertine tile?
Next article
How to tell if a fabric is microwave safe?