With over 400,000 copies of her previous books sold, Skin Rules: Expert advice that you can trust builds on the foundational knowledge of Skincare: The New Edit to bring Caroline's signature expertise to fresh new topics, industry insights and recommended product picks to enrich your skincare know-how.

Including new sections on hormone impact, GLP-1s, nutrition and the latest myth-busting facts, Caroline will teach you how to see through the marketing hype, where to invest at every life stage, and empower you with the knowledge you need to simplify your routine and feel confident in your own skin.