An curved arrow pointing right. It takes a full day working in temperatures up to 1,000 degrees Celsius to make one batch of Himalayan black salt, or kala namak. The salt was once used as a ...

But the booming demand for this so-called "Himalayan Viagra" is taking its toll on a vulnerable region. In the remote, high-altitude pastures of Tibet, Nepal, Bhutan and India, the cordyceps is ...