StriVectin Eye Concentrate is now formulated with StriVectin's proprietary complex of 7.5% (NIA-114+ Peptide) Actives to improve the appearance of fine lines and crow's feet in 2-8 weeks. Results keep improving over time. StriVectin powered up their original StriVectin-SD Eye with more efficacious peptides, brighteners and soft focus light diffusers to create an eye cream that can effectively fight crow's feet. NewBeauty Beauty Award 2014: Best Eye Cream for Fine Lines. 1 fl. oz.