8 Best Eyelash Growth Serums

The peptide-infused eyelash treatment helps to strengthen and nourish existing hairs with a 99.49% natural formula and claims to provide longer and thicker lashes. Simply sweep the brush along the upper lash line the same way you would with eyeliner, and apply every night for best results.

This lash serum helps fortify lashes to make them healthier and stronger. Packed with amino acids, this is perfect for anyone suffering lash damage from lash extensions, lash curlers or daily makeup use. “I’ve been using this product for a few weeks and I have fallen in love with it,” one reviewer says. “It has not only grown my lashes out a bit, but I feel like they are thicker too.”