This eyelash serum conditions and cares for your lashes. Formulated with Lash Caring Complex, it contains ingredients glycerin, pro vitamin B5, hyaluronic acid, madecassoside and arginine. Get denser, thicker looking lash fringe in 4 weeks. 7 of 10 women also saw less lash loss during makeup removal. Ophthalmologist tested. Suitable for sensitive eyes and contact lens wearers. Lash Serum Solution can be used alone or applied immediately before applying primer, mascara, eyeliner or eyeshadow.