Who would have thought that mixing coffee with baking soda could become a powerful home remedy? This combination is gaining popularity on social media for its effectiveness in combating certain pests, especially cockroaches and ants, without resorting to chemicals or insecticides. This method takes advantage of common ingredients that can help reduce the presence of these insects in spaces like the kitchen, bathroom, or balconies. It also has the advantage of reusing organic waste such as coffee grounds, making it an eco-friendly alternative for home care. How coffee and baking soda work against pests: The effect of this mixture is based on the natural behavior of insects. Used coffee retains a strong aroma that is attractive to ants and cockroaches, which perceive it as a potential food source. This smell acts as a lure, drawing them closer to the mixture. Once they come into contact with the baking soda, the real effect occurs. This compound can disrupt the digestive system of certain insects, as it generates internal gases that their bodies cannot easily eliminate. As a result, an imbalance occurs that affects their survival and reproductive capacity.

This mechanism doesn't act instantaneously, but it can contribute to gradually reducing small insect populations when applied consistently and in the right places.

Where and how to apply this mixture at home

For the method to be most effective, it's important to prepare the mixture correctly. The first step is to thoroughly dry the used coffee grounds, as moisture can reduce their effectiveness. Then, mix them with equal parts baking soda until you obtain a uniform combination.

The mixture should be placed in small quantities inside lids, pieces of cardboard, or shallow containers. It's advisable to place it in areas where insect activity is commonly detected.

such as cracks, baseboards, behind appliances, near drains, or in poorly ventilated corners.

It's also important to refresh the mixture every two or three days, as the coffee aroma loses intensity over time and the baking soda can absorb moisture from the air.

And in case of an infestation, you can use this method as an alternative, but not as your primary solution. In this scenario, you'll likely need stronger products or to call pest control experts.