This document discusses the formulation of nanoparticles for use in cosmetics. It begins with an introduction to cosmeceuticals and nanocosmeceuticals. It then discusses the importance of nanocosmeceuticals and challenges in the field. The document classifies different types of nanoparticles used in cosmetics and provides examples of research done in areas like sunscreen, anti-aging cream, moisturizer, and face wash. Methods for formulating nanoparticles for sunscreen, anti-aging cream, moisturizer, and face wash are also summarized. The document concludes that nanotechnology has benefits for cosmetic products and the cosmetics market is growing.