If you are pregnant or have a serious health condition, you should consult with your physician before taking shilajit. -If you have chronically high iron in the blood, please consult your physician. -If you have a very serious heart / high blood pressure issue, please consult your physician. It is not recommended for babies or toddlers. Note: Please do not mix Shilajit with chlorinated water (tap water) as humic/fulvic acid contained in the Shilajit might react with Chlorine and produce a harmful substance.