This product is an unrefined salt which is rich in minerals. The salt is vacuum evaporated and then iodised to provide the necessary amount of iodine. The salt is then ground into small crystals to make it easier to pour. Tata Salt is a good option for those who are looking for a more natural way to supplement their diet with the necessary iodine. The salt can be used for cooking or in the bath, making it versatile and useful.