Iron-containing powder composition

An iron-containing powder composition which contains (A) iron(III) pyrophosphate, (B) lecithin and (C) at least one substance selected from the group consisting of alginic acid, carboxymethyl cellulose and salts of alginic acid or carboxymethyl cellulose; and food, drink and a pharmaceutical composition, each of which contains this composition. Since an iron-containing powder composition according to the present invention is able to be stably dispersed even after long-term storage, this iron-containing powder composition is suitable for use in food, drink or a pharmaceutical product as an iron supplement which has no substantial influence on taste, color, physical properties and the like.