This pro-strength, advanced formula combines a blend of premium natural nutrients for a dramatic voluminous look, every day & from within. A part of the IRIS™ collection, the Eyelashes Serum formula nourishes, protects & fortifies with 94% natural-origin ingredients. Phytokeratin & I-Arginine strengthen & protect as Ginkgo Biloba extract improves regrowth & locks in deep moisture for fuller-looking, healthier & denser lashes without uncomfortable heaviness. This surprisingly light serum is also super clean & safe, gentle enough for all skin types, dermatologically tested, vegan, cruelty & fragrance-free.