In their book Ingredients, Dwight Eschliman and Steve Ettlinger explore additives in common foods with pictures of the actual ingredients:
Focusing on 75 of the most common food additives and 25 ordinary food products that contain them, acclaimed photographer Dwight Eschliman and science writer Steve Ettlinger demystify the contents of processed food. Together they reveal what each additive looks like, where it comes from, and how and why it is used.