After two weeks (or more if your symptoms have not diminished) on the. elimination diet, it is time to start testing foods. Add foods one at a time, every three days, to. assess which ones worsen symptoms. Have a generous amount of each new food so you can. see whether it causes symptoms.
Product costs is the costs are the costs incurred in the making of the product. Manufacturing costs --Direct Materials, Direct Labor, and Manufacturing Overhead.
Thus, it is fair to say that product costs are the inventoriable manufacturing costs, and period costs are the nonmanufacturing costs that should be expensed within the period incurred. This distinction is important, as it paves the way for relating to the financial statements of a product producing company.