As a leading publisher of fashion, lifestyle, and beauty content, ELLE.com is committed to highlighting the best products in various categories by personally testing the latest and most innovative products, interviewing countless experts, and vetting customer-loved items.
is a freelance writer from New York City who specializes in beauty, fashion, and mental health. She has written for Allure, StyleCaster, The Wall Street Journal, Forbes, and numerous other online publications.
As a leading publisher of fashion, lifestyle, and beauty content, ELLE.com is committed to highlighting the best products in various categories by personally testing the latest and most innovative products, interviewing countless experts, and vetting customer-loved items. For this piece, beauty writer Casey Clark spoke with trusted dermatologists about peptide serums. She and writer Carol Lee also searched the internet for top-rated products, perused reviews for dozens of popular options, and evaluated each on their features and customer reviews.