Where Professional Skincare Meets Clinical Innovation
Rooted in professional expertise, we develop advanced formulas designed to support skin health and restore confidence over time.
#1 Spa & Salon Professional Skincare Brand
Trusted by skincare professionals globally.
Intentional Innovation
Physician-Founded
Developed by an esthetician and a plastic surgeon, bringing clinical rigor to every product.
Efficacious Formulas
Every formula is results-driven and backed by real clinical support.
Crafted by Experts
Innovative formulations shaped by leading chemists working alongside physicians.
First to Market
Pioneering, clinically proven solutions that lead the category.
Medical-Grade Ingredients
Formulated at the highest allowable concentrations to deliver advanced results and a refined sensorial experience.
Meet Our Founders
A husband-and-wife team — an esthetician and a physician — who turned a shared belief into a global brand, drawing on over 40 combined years of clinical and esthetics expertise.
Janna Ronert
FounderA licensed esthetician turned entrepreneur, Janna founded the brand in 2003 after seeing firsthand what was missing from professional skincare. Her clinical background and two decades in the industry shaped its accessible approach to skin health.
Dr. Marc A. Ronert
CEO & Co-Founder, M.D., Ph.D.Board-certified in plastic surgery and licensed to practice medicine in 27 countries, Dr. Marc brings clinical authority to the brand's formulation process. A published researcher and author, he has dedicated his career to the science of skin aging.
Professionals Are the Heart of Our Brand
Trusted by tens of thousands of licensed estheticians across more than 60 countries, we equip professionals with the tools to help their clients see real, lasting results.
Contact UsThe Core 4
Protect
Daily broad-spectrum SPF shields skin from the sun exposure that speeds up visible aging.
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Repair
Nighttime is when skin repairs itself most, so a rich final layer locks in moisture and nutrients overnight.
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