Why you’ll love it: If you’re new to skincare, start with this serum. If you’re new to serums, start with this one. In skincare lingo, it reduces the look of fine lines, uneven tone, and dullness—which translates to people asking if you’ve been doing something different.

How you’ll use it: Apply a small amount to freshly washed skin, allowing the product to fully absorb before you apply your moisturizer or SPF (which you should be using, too).