This work addresses the kosher status of items produced by kosher and non-kosher animals, birds, and insects, including milk, cheese, and other dairy products; excretions such as shellac, lanolin, techeles, colostrum, honey, and other bee products; and many questions relating to eggs from kosher or non-kosher birds. There are also chapters on the mesorah of kosher birds, overview of the dairy industry, teraifos issues that relate to milk and eggs, timtum halev, foods forbidden to non-Jews, and homeopathic remedies.