PXHEREHimalayan salt lamps — those chunks of pink crystalline salt mounted on wooden bases, illuminated from within by a tiny light bulb — can really set a mood. Well, the Himalayan salt lamp might be right up your alley! AdvertisementAdvertisementOne of the main scientific-sounding claims about salt lamps is that they produce negative ions, which can boost our mood. So, does a salt lamp create enough energy to ionize chloride molecules in the comfort of your home? Note: While Himalayan salt lamps are not toxic to humans (well, of course, common sense says don't eat one), cats will lick them and the salt is highly toxic to felines and other small animals.