Addressing both the philosophy and science of preservation, Preservative-Free and Self-Preserving Cosmetics and Drugs emphasizes that the preservation of a product should be inherent in the formula itself...explains the rationale for providing product protection by reducing or eliminating classical preservatives...highlights the desirability of reducing the levels of preservatives in cosmetics...discusses the replacement of irritating or sensitizing agents...describes the refinement of formulas to eliminate preservatives...considers the impact of preservative-free and self-preserving products on global markets and international regulations...and more.