Dr. Ratan K Chaudhuri

Sytheon (now part of Hallstar)

Dr. Ratan K Chaudhuri is the visionary Founder and President of Sytheon Ltd, a science-led innovator in skincare and wellness. He is currently Chief Innovation Officer at Hallstar and Founder & CEO of CuralysMD Dermaceuticals. With over 30 years of experience, Dr. Chaudhuri has pioneered many breakthrough technologies such as Sytenol® A (Bakuchiol), Synovea® HR, Synoxyl® AZ, and Epi-G-Synol® Z DBL - advancing skin health through clinically validated, biology-driven innovation. He founded Sytheon in 2006 to close the gap between marketing promises and scientific reality. His latest ventures include CuralysMD™, a paradigm-shifting platform for treating atopic dermatitis, and Synoxyl® MAZ, a truly category-defining breakthrough in hair care. Dr. Chaudhuri holds over 140 U.S. and 350 international patents and has authored more than 100 peer-reviewed publications. Educated across India, Germany, Switzerland, and the U.S., he is recognized globally for translating complex science into transformative consumer solutions rooted in integrity, purpose, and long-term value.