This document provides information on foods that are prohibited for vegans and vegetarians. It lists various food categories and gives examples of specific products within each category that contain animal-derived ingredients such as gelatin, whey, casein, rennet, fish oil or are processed using animal products. The prohibited ingredients come from animals used for meat, dairy or other animal products. The document emphasizes that even foods like canned goods, baked goods, candy, dairy and some beverages may contain non-vegetarian ingredients that are not obvious or listed on the packaging.