Kala Namak or Himalayan Black Salt, also known as Sulemani Namak, Black Salt, Bit Lobon or Kala Noon, is a type of rock salt. It's GREAT for everyday use, and is low on Sodium, making it a heart-friendly salt. Perfect remedy for a lot of gastro-intestinal problems, indigestion, flatulence or even general stomach ache. Add this to Chaat Masala or simply serve on side with any kind of Melon - YUM! Himalayan black salt, also known as sulemani namak, black salt, bit lobon or Kala noon, is a type of rock salt. It's great for everyday use, and is low on sodium, making it a heart-friendly salt. Perfect remedy for a lot of gastro-intestinal problems, indigestion, flatulence or even general stomach ache. Add this to chat masala or simply serve on side with any kind of melon - yum