Salte slightly pink colour is due to iron which is also a necessary nutrient factor for children growth, while in sea salt iron is not present naturally. Unprocessed sea salt contains microbiological growth, heavy metals and high concentration of minerals with organic compounds. Due to spillage / leakage of crude oil from cargo ships, sea salt is also polluted by municipal waste and influents of cities and industries which ultimately resulted presence of all the impurities in sea salt. Therefore, it is impossible to remove in a scientific way because human error is present. Processing of sea salt in chemical industries also resulted to bad affects on human life.