Health Food Governing Act Article 16

The competent health authority shall assign officers to inspect the premises, facilities and relevant business of health food manufacturers and vendors, and to conduct a random testing of their health food, which shall not be refused by such manufacturers or vendors without reasonable cause; provided the health food subject to random testing shall be limited to the quantity sufficient for the testing purposes.The competent health authority at each level may order a business suspected of violating Articles 6 to 14 to suspend its manufacture, preparation, processing, sale or display, and temporarily seal up the product concerned for a prescribed period to be temporarily held in custody by such business upon issuance of a certificate of custody.
中文原文 健康食品管理法第16條
衛生主管機關得派員檢查健康食品製造業者、販賣業者之處所設施及有關業務,並得抽驗其健康食品,業者不得無故拒絕,但抽驗數量以足供檢驗之用者為限。
各級主管機關,對於涉嫌違反第六條至第十四條之業者,得命其暫停製造、調配、加工、販賣、陳列,並得將其該項物品定期封存,由業者出具保管書,暫行保管。

English translation for reference only; the Chinese text prevails. Not legal advice.