A tiny peptide with only two amino acids aminoacids are the building block of proteins, and peptides are afew amino acids attached together, Valine and Tryptophan. It's part of a 3 activescomplex called Eyeliss with HMC and Palmitoyl Tetrapeptide-7 that's supposed to fight under-eye bags. We're sorry.This item is not available at this time. That is, until I watched this video on Tik T... https://trueskincareproducts.com/