Ranked #73 in Skin Care, Ranked #81 in Dermatology
The second edition of this thorough reference is an invaluable tool for assessing cosmetic products, addressing both the quality of the product and the effect it has on the skin. Since a product's ultimate purpose is to benefit the skin, it is crucial to have an understanding of how the skin works, how and why a product may or may not penetrate it, and what care individual skin types and conditions may require. It is difficult to discuss product ingredients without correlating product performance to skin function. An expanded section on skin physiology and chemical concepts enables the reader... more