Perricone Md Neuropeptide Firming (U) 2Oz Face Moisturizer Twenty years of research have yielded our most advanced firming moisturizer. This luxurious, ultra-powerful formula provides essential, all-day hydration and helps dramatically improve the feel of thin, sagging skin over time for a noticeably younger-looking complexion. What It Does Visibly and dramatically helps correct the look of thin, sagging skinDeeply nourishes and hydrates