Can You Microwave Starbucks Cups? (What To Do Instead)
Starbucks Coffee is about convenience. You should just be able pop your coffee in the microwave and reheat it.
However, it’s not that simple, and Starbucks cups come with a “Do Not Microwave” warning for good reason. Read on for more information, and what you can do instead.
Are Starbucks Cups Microwaveable in 2022?
Starbucks cups include a “Do Not Microwave Warning” printed on them. It means they are not safe to be used in the microwave, due to their inner plastic lining. The best way to enjoy your Starbucks coffee is to put the remainder into a microwave-safe cup.
It’s possible that you are wondering whether it is safe to microwave these new Starbucks cups. Or how you can reheat your coffee in a different way than microwaving Starbucks cups. This is what we discovered after doing some research.
Why Can’t You Microwave Starbucks Cups?
Starbucks is so popular that people don’t mind reheating their coffee by microwaving it.
You’ll notice that Starbucks coffee cups are printed with “Do Not Microwave” warnings on the bottom.
As many Starbucks customers are looking for ways to microwave their cups, so too you.
Starbucks paper cups contain paper with a plastic interior.
Starbucks paper coffee cups come with a thin, plastic lining that prevents leakage. This plastic, however, is not microwave safe and can leach toxic substances into hot drinks or coffee if it’s heated in the microwave.
The glue that is used to seal the seams of Starbucks coffee cups in microwave ovens has been melting for those who tried it.
There is no need to have melted glue in your latte. It would mess up the taste, and also pose unknown health risks.
Leakages can form along seams when glue melts. Sometimes the seam may not be there to hold it all together.
How can you heat Starbucks hot drinks again?
It’s generally not wise to microwave or store food in plastic containers.
Because the microwave’s high heat can result in plastic releasing toxins into foods and beverages. The convenience comes with a health risk.
Then, what can you do instead? The best option is to use a microwave-safe cup or glass to reheat your drink.
Ceramic is generally a good and safe choice to use in the microwave. You should make sure that there are no metal decorations or highlights, like gold lettering or designs, because you can’t put metal in the microwave.
Put your drink in a ceramic cup, mug or glass and microwave it for about 30 seconds. Then, pour the hot drink into a Starbucks glass.
Alternately, you can heat the drink over the stovetop. Heat the beverage in a saucepan.
You may find that the stovetop method preserves the taste of your drink best of all, and that’s worth the small extra effort.
Microwave Starbucks Reusable Cups
Starbucks’ reusable cups have been labeled microwave safe, however we suggest caution. It is recommended to use medium power and microwave in 30 second increments.
Let’s have a closer look. The Starbucks plastic reusable cups are made from type 5 polypropylene, which is best used for cold drinks.
This container can still be used in a microwave, provided you adhere to the directions. We are now back to the issue of microwave-safe plastic containers.
Heating plastic at extremely high temperatures poses too many risks to your health and should not be done.
It is good for several reasons that reusable cups can be used. It is an alternative to disposable Starbucks cups.
If it’s properly cleaned, a reusable cup can last for up to 30 uses. You should avoid heating it in the microwave.
To find out more, you can also see our posts on whether or not Starbucks has boba, if Starbucks has oat milk, and if Starbucks refreshers have caffeine.
The bottom of Starbucks’ paper cups has a warning that it is not safe to microwave. The reason is that the plastic lining of paper cups can release toxins into your beverage if it’s heated in the microwave.
In general, plastic containers should not be used to heat food and drinks in the microwave, to avoid health risks. Prior to heating the food and beverages in the microwave it’s better to use a container that is microwave-safe, like a ceramic bowl.
How Bad Is It To Microwave A Starbucks Cup?
Conclusion. The paper cups from Starbucks are not suitable for microwave use. The temperature produced inside a microwave can damage, warp or melt the paper cup lining and adhesive glue used to hold the cup together. The paper cups are made with a thin, fragile lining which can not withstand extreme heat. June 25, 2020
Can I Heat Up Starbucks Cup In Microwave?
Starbucks cups can be microwave-safe because they are made with paper. Dec 11, 2022
What happens to a mug printed with the message “Do NOT Microwave” when it is microwaved?
Metal can form electric arcs if it is exposed to the powerful electromagnetic field in a microwave. The mug should remain usable unless it becomes a melted lump of metal or a collection of fragmented pieces. It shouldn’t sustain any permanent damage.
Do You Have the Ability to Microwave Reusable Starbucks Cups?
This cup is comfortable to hold and light to bring around. Nov 6, 2018
.Can You Microwave Starbucks Cups? (What To Do Instead)