This handbook is a guide to help you avoid harmful and choose beneficial edible oils for your cooking, baking, frying, and seasoning needs. Dennis Kithinji, a medical scientist and a research consultant, applies his eight years of experience synthesizing medical research evidence to inform you what scientists have discovered about the health effects of 16 commonly used edible oils. He uses science communication skills to break down complex scientific concepts into a language that a high school graduate can easily understand.