After plenty of teasing, Sept. 22 marked the official start of fall — hence the very autumnal energy that has hit the air. September’s top beauty launches have got you covered. Paula’s Choice also debuted a skin booster perfect for transitional weather woes. Keep scrolling to shop the best September 2025 beauty launches, as curated by Bustle’s editors. — as well as a board of over 350 derms and scientists — to craft this ‘lab to skin’ brand model.