developed dermatolo mary kay amplify your age-fighting elevate your routine with the clinically proven impact of this two-step set validated dermocosmetic solutions clinical solutions mary kay clinical solutions® retinol 0.5 set learn more retinol 0.5 delivers pure potent retinol at a 0.5% clinically proven concentration mary kay clinical solutionsⓡ retinol 0.5 mary kay clinical solutions calm+restore facial milk mary kay delivers a power shot of rich fatty acids to nourish dry skin mary kay clinical solutions calm + restore facial milk