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.
All costs not included in product costs are called period costs. Since these costs are not involved in the production process, they are not treated differently on an income statement following a sale. Rather, they are treated as actual expenses in the period in which they arise, which is why they are called period costs. According to U.S. generally accepted accounting principles, or GAAP, all selling and administrative costs are treated as period costs.