EYELASH CONDITIONER & SERUM Original, one-of-a-kind, Ophthalmologist developed eyelash conditioner that enhances the look of lashes and protects against breakage, while improving health, flexibility and strength, for lashes that thrive, naturally. Inspired by Love. Powered by Science. This award-winning eyelash serum is a proprietary blend featuring a scientifically-advanced technology. Peptides, lipids, biotin, and green tea extract, rich in Panthenol, condition and strengthen lashes while defending from environmental damage, as well as damage caused by lash styling products that can cause breakage and brittleness. The proprietary technology found in our category-leading eyelash conditioner, RevitaLash Advance, has been patented in the United states for its Curl Effect. Discover the beauty of your natural lashes.