Can I Put Plastic In The Microwave? [Updated 2023]

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Most people keep asking many questions about microwaves and one of these questions is can I put plastic in the microwave? So we are going to cover this question so that people can understand whether plastic is harmful or not. No doubt, the microwave is an amazing appliance that is used in almost every kitchen. If you have any appliance that is used on daily basis then you must have knowledge about it.

Is it safe to put plastic in the microwave?

No, plastic is not safe to put in the microwave. Many people know that plastic and microwaves are a bad match. The issue with plastic is not all the same because the term plastic refers to a range of materials that are added to shape or stabilize it.

Plastic In The Microwave

Basically, the evidence said that plastic food containers are not good for our health due to the chemicals Phthalates and Bisphenol (BPA), which help to add shape and pliability. The chemical Bisphenol (BPA) is Used to make plastic harder while Phthalates are Used to make plastic stronger and more flexible.

When we heat plastic then it causes some medical problems. They are so dangerous to the health of children. But some kinds of plastic containers are safe for the microwave.

You can check the plastic container for a microwave-safe label.  All plastic products are labeled with a number from 1 to 7 for recycling purposes so you can easily check from there. The Plastic container labeled with the number 5 is safe to microwave.

Basically, Microwave-safe plastic is free of BPA chemicals that might be harmful to our health. You should always avoid plastic containers labeled 3, 6, or 7 because these plastic containers are never microwave safe.

Single-use plastic is never good for the microwave and most takeout containers are included in this category. And there is no label on the plastic container, it’s safest to skip the microwave in these cases, too.

Basically, plastic has BPA and phthalates, that help to make the container flexible and light, but it will also damaging to human health. That’s true they can disrupt the hormones and metabolism of humans. When it is heated, it melts, after that this melted plastic will allow those chemicals to leach into the food.

That could be so dangerous for humans. In this way, you can cover microwave-bound containers with parchment paper, you can also use a paper towel or a plate or a microwave-safe paper plate.

Ultimately, the best suggestion is not to use plastic at all, and you can also put your food in a glass container or you can also use a plate instead of using a plastic bowl. So, next time you use a plastic container in the microwave, then you should consider what heated plastic does to your food.

Safety Tips

Plastic In The Microwave

To keep your food safe, you can adopt these safety tips:

  • You should always choose phthalate-free and BPA-free products.
  • In the microwave, you should always heat food in a glass or microwave-safe container.
  • You can also use paper towels to cover food and also avoided plastic lids because they could contain phthalates.
  • You should always avoid storing food in disposable plastics. Always try to Use glass, stainless steel, ceramic, or wood to store foods.
  • Make sure to throw away old plastic because there is more leaching in it.
  • You should always avoid reusing plastic water bottles or takeout containers too.
  • You have also to avoid freezing plastic containers to put in microwaves.
  • Read recycling symbols or label numbers on plastic containers before use.


In the end, Plastic is a synthetic or semi-synthetic material that is durable, lightweight, and flexible. That’s why we must say that putting plastic in the microwave is never a good idea. There are a lot of people who are aware that plastic and microwaves are a good match. But despite that knowledge, they sometimes use plastic containers and, heat up.

So we must suggest that the next time you avoid a plastic container to use in the microwave, you must have an idea to consider what heated plastic does to your food and what that food is doing to your body. So that’s all you need to know about can I put plastic in the microwave? We have mentioned everything in detail. We hope so this article will help you a lot!

Sania Imtiaz

Hi, My name is Sania Imtiaz and I’m from Pakistan. I’m a housewife. And I Love cooking. And I’m a believer in making life peacefully with FOOD. I’m doing cocking from the last 10 years and I’m sharing all my knowledge related to cooking on I’m sharing all my experience on this site related to cooking products.

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