English Summary/英文概要： The skincare world is bewildering and complex - with more cutting-edge ingredients than ever before, all promising to make you look glowy, fresh and young. This book aims to decode the science so you can identify what will work for your unique skin type.

From bakuchiol and collagen to retinol and sea moss, this guide demystifies the most popular and effective skincare ingredients, helping you understand the properties and benefits of each one, what it is used for, how to use it, possible reactions and results.

The first section, The Science, looks at skin and skincare basics, and explains groups of products, such as alpha-hydroxy acids and emollients. Next, The A-Z of Key Ingredients, decodes over 100 ingredients. Lastly, Skin Problems + Solutions, explores common conditions, how to identify them and gives you a ’recipe’ of the A-Z ingredients to use to remedy them.

Chinese Summary/中文概要： 护肤世界纷繁复杂——随着尖端成分层出不穷，各类产品都宣称能让你焕发光彩、重现青春。本书旨在解读其科学原理，助你找到适合自身肤质的专属方案。

从补骨脂酚、胶原蛋白到视黄醇、海藻，本指南将揭秘当下最热门、最有效的护肤成分，详解每种成分的特性功效、适用场景、使用方法及可能产生的反应与效果。

第一部分「科学基础」解析皮肤构造与护肤常识，分类讲解α羟基酸、保湿剂等产品类型。第二部分「核心成分指南」破译100多种成分的奥秘。最后的「肌肤问题与对策」则针对常见肤况提供识别方法，并搭配「成分配方」给出解决方案。

艾玛·班尼斯特（Emma Bannister）在伦敦美容行业深耕逾25载，曾任英国版《嘉人》（Marie Claire）美容总监，并著有《嘉人·真实之美》（Marie Claire Real Beauty）一书。作为资深媒体人，她长期为《悉尼时报》《M Magazine》《伦敦标准晚报》及《Grazia》撰稿，并担任《镜报》每周美容专栏作家。

如今，她以顾问和艺术总监身份服务于潘婷、瑰珀翠、Boots No7、Aromatherapy Associates、Skinbrands及威娜专业线等品牌，同时任教于伦敦摄政大学，讲授传播与营销课程。