The basic premise is that when you heat the chunk of salt, it draws surrounding moisture towards it and as the moisture is evaporated, that develops negative ions which neutralize the air.
How well this works depends on how big the salt hunk is and how frequently you use it.
I found a 12 inch tall one under $20 so figured I would get it. I think it's pretty cool regardless of the purported benefits. I keep it in my workspace while blogging.
- Emits negative ions
- Restores air quality
- Neutralizes pollution and allergens
- Combats SAD (Seasonal Affective Disorder)
- Reduces stress and anxiety
Himalayan salt has many other health applications. You can read more about it here.