Kala namak is a kiln-fired rock salt used in South Asia with a sulphurous, pungent smell. It is also known as "Himalayan black salt", Sulemani namak, bire noon etc.
Net Wt. - 100gm
Real Taste of India
Black salt is a easing salt - often used as a laxative and for digestive purposes for relieving constipation and heartburn, often said to be the most beneficial spice.