Iowa Code § 189.17
Unless a procedure or method of seizure and confiscation or condemnation is otherwise provided, the secretary is authorized to prohibit the entrance into channels of commerce or possession of any article found to be adulterated or improperly labeled according to the provisions of this subchapter or rules adopted pursuant to this subchapter. Any articles found in channels of commerce or in possession by an inspector which are not in compliance with the adulteration or labeling provisions of this subchapter shall be subject to immediate seizure by the department. Seized articles shall be condemned unless the articles can be made to conform with the provisions of this subchapter by methods approved by the secretary. Condemned articles shall be effectively destroyed for the purpose for which they were intended by the owner of the article, or the owner's agent, under the supervision of an inspector in such manner as the secretary may prescribe.
Iowa Code § 189.17