Active constituents (in homeopathic potencies): equal proportions Ferr Phos (Iron Phosphate BPC) 6X, Kali Phos (Potassium Phosphate BPC 1949) 6X, Mag Phos (Magnesium Phosphate BPC 1949) 6X. Contains sucrose. Adults 4 tablets. Children 2 tablets. Tablets to be dissolved on the tongue. 3 doses a day. Increase dose to every half hour if needed.