R+F Lash Boost is the #1 Premium Lash Serum in the U.S. in 2021!* Our famous lash conditioning serum is applied nightly to promote the appearance of longer, stronger and darker-looking lashes (or brows!)
*Source Euromonitor International Limited; Beauty and Personal Care 2022 Edition, retail value RSP terms; all channels; Lash Serum including Lash Serum products sold as part of Sets and Kits.
See important safety information on our website.
