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Best of the Beauty Closet: 21 Products We Tried (and Loved) in December 2025
Only the best launches of the month made it onto our list.
The biggest part of our job as Cosmo's beauty editors is to test and review all the new makeup, skincare, haircare, and fragrances that enter the beauty closet (aka a room at the Cosmo offices filled with all the best, newest, and most secret products in the beauty industry) and then separate the good from the average (and occasionally the bad) so you guys know exactly what buzzy launches are worthy of your time and money. This month, we're compiling all of our favorite December beauty products into one conveniently curated list below. Here's a sneak peek:
The best beauty products of December 2025:
Keep reading for a full rundown of our favorites, including a super chic bar soap that's perfect for gifting, a three-piece kit that makes wash days enjoyable, a neutral eyeshadow palette that can create daytime and nighttime makeup looks, and a self-tanner spray that will make you look glowy as hell all winter long.
Don't miss our editors' favorite beauty products from July, August, September, October, and November.
Lauren Balsamo is the beauty director at Cosmopolitan where she writes, edits, and produces all types of beauty content—from product reviews to personal essays and trend reports. She has covered beauty for more than a decade at Cosmopolitan. Follow her on Instagram.
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