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.
Lisa DeSantis is a freelance writer who has been in the beauty industry for nearly ten years. She began her career in beauty and fashion at QVC and has since written for and contributed to top women’s magazines and digital brands such as Health, Real Simple, Glamour, Cosmopolitan, Allure, Byrdie, Well & Good, and more. She has tested thousands of products and considers herself a professional guinea pig who’s always on the search for the next big trends in beauty, wellness, and beyond. For this story, she interviewed two hair colorists to learn about the best root touch-up products and what to look for when shopping. She also personally tested a few root touch-ups and looked to hundreds of positive reviews to round out this list of top products.