What Are Food Containers Made Of? | Build a Stash

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If you want to improve the way you store food in your home, buying the right food containers is the best way to get started on the right track.

There are many different food containers to consider for storage. Some of the most effective options include plastic containers, glass jars, and disposable paper containers. While they are all useful, they serve a different purpose when it comes to food storage and the length of time they work effectively.

This guide looks at the five primary food container types and what they are made of. These types include plastic, metal, glass, paper, and silicone. The best part about these materials is they come in a variety of sizes and container types so they can be used to store food in many different ways too.

Proper food storage requires a lot of research and expertise. With the years of experience we have, it is possible to break down the different food containers and what they are made of based on what has worked for us in the past. Keep reading if you would like to learn about each container type.  

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What Are Food Containers Made Of?

Food containers are made of a variety of materials. They may be made of plastic, metal, glass, paperboard, or silicone materials. There are other recyclable materials too. But for food containers that can store food long enough, these are the five primary materials to remember.


Plastic packaging has been considered a handy material to store food in for decades. It is lightweight, reusable, and has numerous benefits over other packaging materials like glass jars or cardboard boxes that some people might consider more environmentally friendly or less wasteful. 

However, because a lot of people still believe that packing food in plastic is unhealthy makes it even harder to promote them as an environmentally friendly option when compared to other packaging materials.

Plastic food containers are convenient and have many benefits. They are lightweight, reusable, and can be recycled. Additionally, many people have the misconception that packing food in plastic is unhealthy. This is not true as long as they are properly washed and cleaned first.

But new types of plastic containers are starting to be made that contain no chemicals. When shopping, be sure to look for plastic containers that are safe and BPA-free.


The lifespan of plastic food storage containers is not very long. It is not convenient to open the lid and then put the food on a plate when you are already cooking. Metal containers provide easy access during cooking.

Metal containers make it easier for you to find what you are looking for, and also provide a more eco-friendly option than plastic alternatives. They don't take up space in your cupboard, as most people will only need one or two of them at a time.

Metal food storage containers are sturdy, reliable, and durable. They can withstand heat from cooking pots and pans as well as cold temperatures in refrigerators without any problems.

Metal containers are a lot more beneficial to food storage than plastic containers too. The metal container is more durable and less likely to crack or break. They are also not as likely to release harmful chemicals.

The food storage container you use is the most important tool you can have when you are organizing your food storage. They have a variety of benefits and one of them is that they allow the user to make sure that their food lasts as long as possible.

Metal containers for food storage are made with high-quality materials that are durable and safe to use. They also come in different shapes and sizes so it is easy to find a container that will suit your needs.

Metal containers for food storage will help you keep your family safe from harmful bacteria, minimize spoilage, and prevent contamination while storing foods. With this type of container, you won't need any other tools or utensils like plastic wrap or cling film which can leach chemicals into the foods in the container.


Glass is a very versatile and durable material. It can be used in many ways and is a much more eco-friendly option compared to most materials like plastic.

Glass containers are not only used for storing food, but they are also useful for storing other items like spices, paper products, etc. This makes glass containers ideal for a variety of uses in the kitchen.

Glass containers have been around since the beginning of time and have seen great improvements over time. The problem with traditional glass containers is that they are not compatible with microwaves and ovens which can cause damage to fragile ingredients stored within them.

It is the nature of things that they may break or spill. Glass containers are also vulnerable to breakage, as they are not very sturdy. However, there have been some benefits for the use of glass containers in food storage over other materials such as plastic and metal containers.

It can also be more durable than plastic and metal while being lighter. Glass is also easier to clean when it spills or has broken pieces inside it, unlike what would happen with a metal container where shards might get into the food inside.

Glass containers can also be recycled like other plastics and metals so there is less waste overall. Glass does not contain chemicals that can get into food, potentially causing harmful effects like with other materials such as plastic and metal when used for food storage purposes.


Paper containers are a popular choice for food storage because they can be reused or easily disposed of. They are cheaper than other container options too.

However, paper containers do not traditionally provide a reliable seal and therefore should only be used as an option for meals in the fridge because spoilage can happen within a few days.

Paper containers for food storage are incredibly lightweight and take up less space in your kitchen. They are an easy way to preserve your food for a short time in the fridge or freezer.

Most paper containers for food storage can be reused over and over again, making them environmentally friendly as well. These paper containers come in different sizes and shapes with varying moisture-retaining properties.

Paper containers are also great for heating up food because they have leakproof properties and tend to handle both cold and hot temperatures well. They are also the most nontoxic option but be sure to look for FDA approval on any container you buy.


A silicone container is an excellent tool for food storage, with a variety of benefits for the user. Silicone containers are non-toxic and BPA-free, meaning your food is safe to consume. They also help to preserve the freshness of food by helping to keep air out.

Silicone food storage containers also have different sizes which help you organize your kitchen and store various types of food. One of the most popular is a silicone bag that works well for freezing foods with easy access.

Silicone has several benefits when it comes to storing food. It is durable, works with most types of foods, and is easy to clean. It also does not react chemically with the foods that it is used with which means that you can use it for long periods without worry about any potential reactions between the products.

Silicone products are also much more durable than most options. They won’t break if you drop them and they are more flexible than plastic to make storage in tight areas easier too.

The silicone container market is growing at a rapid pace due to its wide range of benefits. This trend also shows that people are gravitating towards products that have fewer harmful chemicals and more natural ingredients.

Are Food Containers Safe?

When it comes to food and safety, the FDA has strict regulations. However, recent studies have shown that there may be various chemical residues in the plastic food containers that many of us use. Because of this, you need to be mindful of the type of plastic you buy.

There are BPA-free plastic containers that are much safer with no toxins that could harm you. Purchasing these will make a big difference on your health and improve the way you store food in your home.

Other safe options include disposable paper containers, glass jars, metal containers, and silicone bags. All of these options are extremely safe without risky chemicals to worry about.

The other concern is finding containers that will seal your food best so you do not experience spoilage or contamination. Food contamination is a very common issue. There are many ways of getting contaminated food and the most popular one is through contact with food.

Using airtight lids or vacuum sealers can ensure you properly seal your food and keep them safe for the right amount of time.

Food containers are often seen as the safest option for storing food. People assume that their sealed containers will destroy any harmful bacteria in the food and prevent it from spoiling.

Yet, there is no such thing as a perfect container. The concern over food safety is what drives people to use these containers to store perishable goods and have peace of mind.

The simple answer is yes, they are safe, but these are the considerations that you should keep in mind before purchasing a container for your own home or for your business.

What Food Container Is Best?

This question is not a straightforward answer. Instead, we recommend mixing different food containers in your kitchen so you have some diversity with the types of containers you use.

Silicone bags and containers are great options if you need to freeze foods and want to avoid chemicals. They fit well in the freezer and pack plenty of food without any problems.

Plastic containers without chemicals are best for storing food in the fridge or to heat up meals. They are versatile and last long at reasonable pricing.

Glass jars work great as staples for your kitchen to store items. By mixing all types together in your home, you can ensure you will always have the right material on hand for a specific food or meal to store properly.