It's a fact that as you age, the hair on your head, eyebrows, and especially your eyelashes start to thin. Because most of us want long, thick, full eyelashes, we are willing to invest in eyelash ...

We may earn commission from links on this page, but we only recommend products we love. Promise. Keep scrolling for all the details on my favorite eyelash serums for thickening, moisturizing, and ...

Every product on this page was chosen by a Harper's BAZAAR editor. We may earn commission on some of the items you choose to buy. When you have light eyelashes, they can seem invisible—even when ...

If you want fluttery, natural lashes, using an eyelash serum (or lash serum, as it’s more commonly referred to) may have crossed your mind. In theory, the results seem incredible: diligently ...