
When it comes to storing dog food, it is generally advised against putting it directly into a plastic container. Dog food contains fats and oils that can settle on the bottom and sides of storage bins, becoming rancid over time and contaminating new food even after washing. These fats can also cause the plastic to degrade, allowing dangerous chemicals to leech into the food. Pet food bags are made with plastics that have the lowest rate of additive migration, so it is recommended to store dog food in its original bag, which also provides easy access to ingredient information, feeding guidelines, and expiration dates. If using a plastic container, it is advised to place the entire bag of food inside, ensuring it is made of food-safe, BPA-free plastic that is clean, dry, and has a snug lid.
| Characteristics | Values |
|---|---|
| Plastic containers absorbing fats from the food | Causes the food to become rancid over time |
| Plastic containers leaching chemicals into food | Bisphenol A (BPA) is a common component of most plastics and can cause developmental, neurological, and reproductive health issues in animals |
| Plastic containers causing food poisoning | May increase the risk of storage mites, mold growth, and bacterial contamination |
| Plastic containers being nonsafesafe | May contain additional toxins |
| Plastic containers being difficult to clean | Oils from pet food can be difficult to clean, which can contaminate new food even after washing |
| Plastic containers not preserving food | The original dog food bag is designed to keep food fresh |
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What You'll Learn

Plastic containers can cause dog food to go rancid
It is important to note that not all plastics are unsafe for storing dog food. Food-safe plastics that are BPA-free are generally considered safe for storing dry dog food. These plastics are designed to be sturdy and airtight, keeping the food fresh and protecting it from pests and odours. However, it is still recommended to store dog food in its original bag, either inside a food-safe plastic container or on its own in a cool, dry place. The bag should be sealed closed to maintain freshness and keep pests out. It is also important to wash and thoroughly dry the container between uses to remove any residual fat and crumbs. Additionally, storing dog food in its original bag provides easy access to important information such as ingredient info, feeding guidelines, expiration dates, and lot numbers in case of a recall or if your pet becomes ill.
Overall, while plastic containers can cause dog food to go rancid due to the fats and oils settling and contaminating the food, using food-safe plastics and storing the food in its original bag can help mitigate these issues. Proper storage practices, such as sealing the bag closed and washing and drying the container, are also crucial to maintaining the freshness and safety of dog food.
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Dog food bags are designed to keep food fresh
To further preserve freshness, it is recommended to seal the dog food bag by rolling down the sides and using a bag clip to close it. This will help to minimise the food's exposure to air and keep bugs out. It is also important to store the bag in a cool, dry location, as excess heat or moisture can cause nutrients to break down. Aim to buy a new bag of food at least every four to six weeks and always check the best-before date printed on the label.
If you prefer to use a storage container, it is recommended to keep the food in the original bag and then place it into the bin. This helps to prevent the food from going rancid and gives you access to important product information such as ingredient info, feeding guidelines, and expiration dates. When choosing a storage container, look for those made from food-safe, BPA-free plastic, ceramic, stainless steel, or glass. These materials are sturdy, airtight, and offer the necessary protection for stored food.
It is important to note that some sources mention the potential dangers of storing dog food in plastic containers. Plastic bins can absorb fats from the food, leading to contamination and nutrient depletion. Additionally, certain types of plastic may contain BPA, a harmful chemical that can seep into the food over time and pose health risks for pets. Therefore, it is recommended to use food-safe containers and avoid leaving the food in direct contact with plastic.
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Food-safe plastic containers are fine to use
It is generally recommended to store dry dog food in its original bag inside a food-safe plastic container. This is because pet food contains fats and oils that can settle on the bottom and sides of storage bins, becoming rancid over time and contaminating new food even after washing.
Food-safe plastic containers are designed to be sturdy and airtight, ensuring the safety and freshness of your dog's food. They are also often made from BPA-free plastic, which is an important consideration as polycarbonate plastics containing BPA can seep into pet food over time, making it toxic for your dog.
When using a food-safe plastic container, it is important to keep the container clean and dry. Wash the container with dish soap and water, and fully dry it between uses. Additionally, make sure that the container has a lid that fits snugly to maintain freshness and prevent pests.
If you are concerned about the safety of using plastic containers, there are other materials that can be used to store dog food, such as ceramic, stainless steel, or glass containers. These alternatives offer benefits such as durability, recyclability, and elegance.
In summary, while there are valid concerns about the use of plastic containers for storing dog food, food-safe plastic containers that are properly cleaned, dried, and lidded can be a safe and popular choice for many dog owners.
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Glass, ceramic, and stainless steel containers are alternatives to plastic
Glass, ceramic, and stainless steel containers are great alternatives to plastic for storing dog food. They are safe, durable, and aesthetically pleasing options.
Glass containers are non-toxic, easy to clean, and do not retain odors. They are transparent, allowing you to easily monitor the quantity of dog food and ensure it stays fresh and secure. Ceramic containers are also durable and easy to clean. They add a touch of style to your kitchen and can be a great way to showcase your dog's food in an aesthetically pleasing manner.
Stainless steel containers are an excellent choice for both wet and dry dog food. They are durable, non-porous, and resistant to odors and stains. Stainless steel is also recyclable and eco-friendly. Metal containers, especially those made of stainless steel, are known for their longevity and durability. They can withstand rough handling and are resistant to dents and scratches.
When choosing a container, it is important to consider your specific needs and preferences. Glass and ceramic containers might be heavier and less flexible in terms of design when compared to plastic. Stainless steel containers, while durable, may require more maintenance to prevent rust, especially in humid environments. Regular cleaning and drying are essential to maintaining the lifespan of stainless steel containers.
It is worth noting that plastic containers can be a safe option for storing dog food when made from food-safe, BPA-free materials. These containers are lightweight, stackable, and easy to handle, making them a popular choice for those with limited storage space. However, it is crucial to ensure that the plastic containers do not include BPA or other plastic contaminants, as these can be dangerous to dogs.
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Dog food should be stored in a cool, dry place
It is important to keep dog food away from direct sunlight and heat sources, such as ovens or radiators. Sunlight and heat can cause the food to spoil more quickly and can also lead to a build-up of bacteria, which can be harmful to your dog's health.
Dog food should be kept in its original bag and placed inside a storage container. The bag is designed to keep the food fresh and safe. It has a protective layer that prevents the food from reacting with the plastic, keeping it edible for longer. The bag also provides quick access to important information such as ingredients, feeding guidelines, expiration dates, and product details in case of a recall.
If you choose to use a storage container, opt for one that is food-safe, sturdy, and airtight. Ceramic, stainless steel, and glass containers are good options as they are durable, non-porous, and resistant to odours and stains. If you choose to use a plastic container, ensure it is made from BPA-free plastic to prevent harmful chemicals from leaching into the food. Always wash and dry the container between uses to prevent the build-up of residual fat and crumbs, which can cause food to spoil and become contaminated.
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Frequently asked questions
Dog food contains fats that can settle on the bottom and sides of plastic containers, becoming rancid over time. These oils can be difficult to clean out, contaminating new food even after washing. As the plastic breaks down, dangerous chemicals can leach into the food.
You can store dog food in its original bag, which is designed to keep it fresh. If you need a secondary container, look for those made from food-safe, BPA-free plastic, ceramic, stainless steel, or glass.
Plastic containers increase the risk of storage mites, mould growth, and bacterial contamination, which can lead to food poisoning, vomiting, and diarrhoea. They may also contain BPA, a harmful chemical that can seep into pet food and cause severe developmental, neurological, and reproductive health issues.
Look for containers made from BPA-free plastic. Always store dog food in its original bag and place it inside the plastic container. Make sure the container has a lid that fits snugly and is stored in a cool, dry place. Wash and dry the container between uses.
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