Iron

Iron appears in 16 commercial supplement products across 16 brands in this SuppDB sample, at per-serving doses ranging 0.5–28 mg. It is catalogued as a mineral ingredient, supplied in forms such as Ferrous Fumarate, Ferrous Bisglycinate Chelate, and Ferrous Carbonyl. Its NIH PubChem record lists molecular formula Fe, a molecular weight of 55.84 g/mol, and InChIKey XEEYBQQBJWHFJM-UHFFFAOYSA-N. Label reference values in the sample record a recommended intake of 18 mg and an upper safety limit up to 45 mg. Sold under the ALLMAX NUTRITION, California Gold Nutrition SPORT, and GNC AMP Advanced Muscle Performance labels in this sample.