Does Baking Soda Kill Roaches?

Is it possible to use baking soda to kill roaches? There are many products on the market that advertise that they can eliminate roaches, but many don’t work. It’s not as easy as just throwing down some powder and calling it a day. As with most home remedies, you need to know what you’re doing or you won’t get the results you want. This article will give you some basic information about baking soda and its effectiveness in killing roaches so that you can decide if it is worth using or not in your situation.

Baking soda may be the better solution for your household because it is nontoxic and you can still use it if there are small children or pets. However, keep in mind that there are some infestations that may require more than just baking soda.

Read on to learn more about this popular household item and know does baking soda kill roaches?

How Does Baking Soda Kill Roaches?

Baking soda is a naturally occurring insecticide. It has the ability to kill roaches by absorbing moisture from their bodies. When this happens, their exoskeletons become brittle and they die from the lack of moisture.

baking soda

One thing you should know about using baking soda as a roach killer is that it takes time for this to happen. You need to use enough baking soda to initially kill the roaches, but also leave some out that will continue killing them over time. It works by contact only.

Baking Soda Home Remedies to Kill Roaches

Baking soda is very common to use as an insecticide is to create a roach powder. This is done by mixing baking soda with some other ingredients and then sprinkling the items around your home.

Some of the most common ways to use baking soda to kill roaches include:

Baking Soda and Sugar

This, when sprinkled around your home, will make a sweet-smelling powder that roaches will eat. The baking soda and sugar mixture is particularly effective because the roaches cannot get it all off of their body after they have eaten it. Once they return back to the nest, they will spread it around and ultimately kill everyone in the cockroach colony.

baking soda and sugar

How to make: Mix three tablespoon of sugar with three tablespoons of baking soda and apply it where you have seen roaches.

Baking Soda and Vinegar

This is one of the most popular homemade cockroach killer remedies. The reason it is effective has to do with the fact that vinegar attracts them. When you mix the two together, it makes a sweet-smelling mixture that will attract roaches. However, once they take a smell of this substance, it will begin to dissolve their exoskeleton. This will cause dehydration, which is the leading cause of death when using baking soda remedies.

baking soda and vinegar

How to make: Mix two parts of vinegar with one part baking soda. The mixture will begin to fizzle, so apply it quickly before it spills over the bowl.

Baking Soda and Onions

Roaches are not particularly fond of onions for some reason, so they will avoid them. By coating your home with onion juice or putting slices around your home, you will effectively drive the roaches away. Baking Soda and Onion combination is sometimes used for this purpose.

baking soda and onions

How to make: Cut onion slices into small pieces and mix with 2 tablespoons of baking soda. Place the mixture in a small bowl and place next to roach infestations.

Baking Soda Balls for Roaches

This is a newer method of using baking soda to kill roaches. The Baking Soda balls are perfect for exterminators because they don’t leave any residue behind. The baking soda is poured into a toilet paper tube or any cardboard tube and then rolled until it forms a ball. Then you can apply the balls to areas where roaches are seen.

How to make: Mix three tablespoons of baking soda with water until you get a dough. Mix the dough together and keep adding baking soda to make sure it doesn’t get too wet. Roll it into a ball, then dry the balls for about 1-2 days.


As you can see, baking soda is one of the most efficient methods of killing roaches. One thing to remember is that it must be used with other methods either for immediate or long-term results. Overall, baking soda can be a safe and cost-effective alternative to using pesticides.

We hope you have cleared all the queries about does baking soda kill roaches.

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