Book excerpt: This encyclopedia scientifically describes 121 vegetable oils and fats. In addition to conventional oils, the book also covers lesser-known oils such as Amaranth, Chia, prickly pear, and quinoa. Author pays particular attention to root plants, extraction, and the ingredients included in information nutritionally relevant to fatty acid patterns. Applications in pharmacology, medicine, cosmetics and technology, as well as possible adverse effects, are discussed. The thoroughly researched reference book includes detailed descriptions along with the latest research results and methods.