How long can you leave a salt lamp on?

Salt lamps are excellent for providing a soft glow to your living space, but they can also release negative ions that purify the air. The light bulb naturally heats them, and because of this, they can burn out more quickly than other light sources. You’ll need to turn the lamp off at some point to maintain its maximum lifespan-but don’t worry, you won’t need to turn it off for more than eight hours!

How long can you leave a salt lamp on?, Zazzy Home

Salt lamps are natural ionizers, meaning that after being lit up for 8 hours or so, salt crystals will emit negative ions, which help provide relief from allergies and asthma symptoms while improving moods and aiding sleep. The bulbs used in most salt lamps produce heat and light – enough heat, in fact, to cause the salt to melt a little bit. This helps to keep the lamps from ever needing to be turned off, as the lamp will re-form around any melted crystals.

If you find that your lamp has been on for more than 24 hours and some of its original shape is lost, all it takes is a quick wipe down with a damp cloth to return it to its original shape.

To extend the life of your lamp, try turning it off when you sleep or leave the house for more than 8 hours (the length of time it takes for a salt lamp to emit enough negative ions to keep air neutral/fresh). However, if you’re only going out for a short amount of time-say 1-2 hours-you can leave your lamp on, and there will only be very minimal damage.

A 70 watt light bulb produces more than enough heat and light to power your salt rock into emitting plenty of negative ions, so don’t worry about changing out your bulbs unless they burn out completely. You may need to clean up any melted pieces occasionally, but other than that, it’s a very low-maintenance lamp that operates on very little electricity.

If you need portable lighting options for any reason, you can use a salt rock as part of your home decor and still reap the benefits of negative ions. Using a ceramic dish, fill it with clean water until just below the rim-and then drop in half of your salt crystal to heat up in there. The water will keep the rock wet and prevent it from overheating while also providing an ambient glow similar to using a light bulb.

How long can you leave a salt lamp on?, Zazzy Home

To create a larger sculpture out of salt, immerse smaller pieces into water and let them dry naturally over time. They’ll form one solid piece that provides natural background lighting decorations or even lamps as they bond together! This is especially good if you have trouble finding lamps that match your home decor.

A salt rock in and of itself can be a piece of art, which is why some people choose to keep them on their desks at work to help relieve stress and improve mood while providing an ambient glow during the day!

While turning off your salt lamp for more than 8 hours can damage it, there are plenty of ways to incorporate these natural ionizers into whatever lighting setup you need. From using rocks as portable light sources to creating large sculptures or small trinkets out of a single crystal, there’s never been a better time to own one than right now!


Claire is a blogger, writer, and designer with a passion for making the most out of any space. She's worked in interior design and maintenance for over a decade, and has learned how to make the most of even the smallest room. Claire shares her expertise, where she offers tips and tricks for creating beautiful, functional spaces on any budget. When she's not blogging or designing, Claire enjoys spending time with her family and friends.

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