eCosmetics is an authorized retailer of IGK.Supercharged lash and brow-enhancing serum, packed with hair-boosting peptides and biotin. This weightless, hydrating serum is clinically-proven to increases thickness, fullness, and density of brows and lashes in just 4 weeks*. This safe and effective serum is Ophthalmologist Tested, Prostaglandin Free and Fragrance Free.