The Serum: Ole Henriksen Glow Cycle Retin-ALT Power Serum ($58)
The Rating: 4.4 stars
Why People Love It: This powerhouse serum is formulated with bakuchiol, a plant-based alternative to retinol. All its rave reviews have one thing in common — reviewers said it made them glow. "My skin has never looked better. It targets fine lines, dark spots, and most importantly, it hydrates my skin and makes it look superfresh and glowing."