It is a 100 percent natural and vegetarian product. No pesticides preservatives or dyes are used. Rocks of black salt are firstly hand pick and grinded under strict hygiene conditions. Black Rock Salt is unbleached and non-refined making it safe to consume. Savour mouth-watering meals and enhance the taste of your food with this salt.This product is filled with minerals like potassium calcium and magnesium and is a good addition to your meals.