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Everything You Need To Know About Retinol Purging, Per Dermatologists
Meet the experts: Lauren Penzi, MD, is a board-certified ... I truly believe retinol is number one," says Dr. Penzi. "I think it can do more than just about any other ingredient out there." ...
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What Is Folliculitis? Doctors Break Down the Common Skin Condition
Lauren Penzi, MD, FAAD ... Friction can also contribute to the formation of folliculitis. Dr. Penzi adds that the most common cause is bacteria, but other common culprits include yeast and ...