Circadia was founded by the esteemed Dr. Peter T. Pugliese, a globally recognized physician who dedicated decades of research to understanding the skin and advancing product development. Launched in 2001, Circadia is the culmination of Dr. Pugliese's 30 years of experience developing and manufacturing products for major brands in the industry. Dr. Pugliese's pioneering work includes conducting the first clinical studies on Copper Peptide, topical Vitamin E, and Beta Glucan, significantly advancing the skincare industry. As the author of influential aesthetics textbooks, including the "Advanced Professional Skincare Medical Edition" and "The Physiology of the Skin" editions I, II, and III, Dr. Pugliese has dedicated his life to the advancements in skin health, formulary achievements, and the education of skin physiology. Circadia's formulations are based on the skin’s natural circadian rhythms, ensuring optimal skin health and vitality. Experience the legacy of Dr. Pugliese's groundbreaking research and dedication with Circadia—where clinical science and skincare expertise converge to deliver exceptional results.