No person shall sell any food, drug or cosmetic, as defined by section 21a-92, at an auction, unless such person has notified the Commissioner of Consumer Protection, in writing, of such sale; provided this section shall not apply to the sale of food by any church, parent teacher association, charitable organization as defined by subdivision (1) of section 21a-190a, or any organization of any political party. Such notice shall be given at least seven days prior to such sale and said commissioner may inspect such food, drug or cosmetic and prohibit the sale of the same if it is found to be unfit for human use. This section shall apply to the sale of unclaimed freight.