GrandeLASH-MD Lash Enhancing Serum is a popular choice for those looking to enhance their lashes. This serum is formulated with a proprietary blend of vitamins, peptides, and amino acids that work together to promote the appearance of longer, thicker, and fuller lashes. The serum is easy to apply and is safe for use with lash extensions. With consistent use, you can expect to see visible results in as little as four weeks. This serum is also cruelty-free and ophthalmologist-tested.