This book is intended only for those who use or are going to use sunscreen products. If someone is not interested in using sunscreen products in the future or has not already used them, they can ignore this book.Chapter 1: Introduction Chapter 2: The Sunscreen Industry Exposed Chapter 3: Ingredients to Beware Of Chapter 4: Allergic Reactions and Skin Sensitivities Chapter 5: Hormonal Disruption and Endocrine Effects Chapter 6: Environmental Concerns Chapter 7: Sunscreen and Vitamin D Balance Chapter 8: Sunscreen and Skin Cancer Controversies Chapter 9: Safe Sunscreen Practices Chapter 10: The Future of Sunscreen Chapter 11: ConclusionI would appreciate your honest feedback after reading this book. I will try my best to include things according to your feedback in the next edition of this book. Extremely apologize for any inconvenience. Kind regards Dr. Stella Cruz, PhD