Provides an explicit account of vital aspects of various nanocosmetics drug delivery approaches, thereby providing a next-generation cosmetic product Brings together novel applications of nanocosmetics approaches in a biological milieu Explores preparation, applications, toxicity, and regulatory prospects Includes a dedicated chapter on Niosomal drug-delivery system in cosmetics Discusses the perspectives of the technologies explored so far based upon the findings outlined in highly organized tables, illustrative figures, and flow charts