Eivind Ertesvag 
Most of us only think of salt as something we sprinkle on our food. But this everyday kitchen staple may just be the secret weapon your bedroom needs—especially if you’ve been waking up with a stuffy nose or dry cough.
A simple bowl of salt placed under your bed is going viral, thanks to an old household remedy that’s making a major comeback on TikTok.
Why? Because salt has an almost magical ability to absorb moisture from the air—naturally.
“It works like a silent, invisible dehumidifier,” says one user in a now-viral video. “No noise, no chemicals, just a bowl of salt.”
Many people struggle with hidden humidity problems in their bedrooms without realizing it. Even mild moisture in the air can lead to poor sleep, mold growth, and breathing issues—especially for children, allergy sufferers, and people with asthma.
That’s where this trick comes in.
How it works:
Simply fill a bowl with coarse salt or sea salt, and slide it under your bed. Over time, the salt will attract and absorb moisture from the surrounding air.
If the salt begins to look damp, dark, or clumpy—it’s doing its job! Just toss it out and replace it with a fresh batch.
It’s cheap. It’s chemical-free. And it’s completely silent.
People who’ve tried it say they sleep better, wake up with clearer sinuses, and notice fresher air overall. It’s one of those “too good to be true” tricks that actually works.
And the best part? You don’t have to limit it to your bedroom.
Try placing salt bowls in humid bathrooms, closets, basements, or even inside wardrobes where moisture tends to build up. It’s a budget-friendly alternative to electric dehumidifiers—and a lot easier to set up.
So the next time you reach for the salt, think beyond the pasta water. You might just discover your new favorite bedroom hack.
