SkinCeuticals P-TIOX Wrinkle-Modulating Peptide Serum is formulated with a powerful blend of peptides inspired by professional wrinkle treatments. This advanced formula helps visibly reduce contraction lines, smooth skin texture, and enhance overall radiance. The lightweight serum absorbs quickly into the skin without leaving residue, making it perfect for daily use under moisturizer and sunscreen. With consistent use, skin appears firmer, smoother, and more youthful.