Global Aroma Himalayan salt lamps are made placing a Led light bulb inside large chunks of Himalayan salt. They have a distinctive look and emit warming, glow when lit. True Himalayan salt lamps are made from salt harvested from the foothills of the Himalaya. Salt sourced from this area is believed to be millions of years old, and the small amounts of minerals it contains give it a color. Many people choose to buy Himalayan salt lamps simply because they like the way they lo0pok and enjoy the ambiance the light creates in their homes. Meanwhile, others find their supposed health benefit.